./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-91.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB --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 fa1d009dc6f8eabe9542b3dc62739ce0106fb2669419cfdd51359ba01dfee168 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:42:36,758 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:42:36,859 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 04:42:36,871 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:42:36,873 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:42:36,911 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:42:36,912 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:42:36,912 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:42:36,913 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:42:36,913 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:42:36,913 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:42:36,913 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:42:36,913 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:42:36,914 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:42:36,915 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:42:36,915 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:42:36,915 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:42:36,915 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:42:36,916 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:42:36,916 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:42:36,916 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:42:36,916 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:42:36,916 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:42:36,916 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:42:36,916 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:42:36,916 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:42:36,916 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:42:36,916 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:42:36,917 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:42:36,917 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:42:36,917 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:42:36,917 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:42:36,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:42:36,917 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:42:36,917 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:42:36,917 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:42:36,917 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:42:36,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:42:36,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:42:36,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:42:36,918 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:42:36,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:42:36,918 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:42:36,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:42:36,918 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:42:36,918 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:42:36,918 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:42:36,918 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:42:36,921 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_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB 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 -> fa1d009dc6f8eabe9542b3dc62739ce0106fb2669419cfdd51359ba01dfee168 [2024-11-28 04:42:37,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:42:37,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:42:37,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:42:37,244 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:42:37,244 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:42:37,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-91.i [2024-11-28 04:42:40,264 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/data/ac03f76b0/b399ad977c9042ef860bb6a081d7a90b/FLAGdcf38955a [2024-11-28 04:42:40,559 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:42:40,564 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-91.i [2024-11-28 04:42:40,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/data/ac03f76b0/b399ad977c9042ef860bb6a081d7a90b/FLAGdcf38955a [2024-11-28 04:42:40,603 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/data/ac03f76b0/b399ad977c9042ef860bb6a081d7a90b [2024-11-28 04:42:40,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:42:40,608 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:42:40,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:42:40,610 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:42:40,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:42:40,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:40" (1/1) ... [2024-11-28 04:42:40,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ad42eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:40, skipping insertion in model container [2024-11-28 04:42:40,619 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:40" (1/1) ... [2024-11-28 04:42:40,651 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:42:40,852 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_477b68be-7542-422e-8436-3c60666a1748/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-91.i[917,930] [2024-11-28 04:42:40,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:42:40,985 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:42:40,998 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_477b68be-7542-422e-8436-3c60666a1748/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-91.i[917,930] [2024-11-28 04:42:41,045 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:42:41,071 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:42:41,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41 WrapperNode [2024-11-28 04:42:41,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:42:41,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:42:41,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:42:41,074 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:42:41,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (1/1) ... [2024-11-28 04:42:41,106 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (1/1) ... [2024-11-28 04:42:41,175 INFO L138 Inliner]: procedures = 29, calls = 189, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 595 [2024-11-28 04:42:41,175 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:42:41,180 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:42:41,180 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:42:41,180 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:42:41,196 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (1/1) ... [2024-11-28 04:42:41,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (1/1) ... [2024-11-28 04:42:41,210 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (1/1) ... [2024-11-28 04:42:41,238 INFO L175 MemorySlicer]: Split 158 memory accesses to 4 slices as follows [2, 32, 38, 86]. 54 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 3, 5, 6]. The 19 writes are split as follows [0, 3, 9, 7]. [2024-11-28 04:42:41,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (1/1) ... [2024-11-28 04:42:41,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (1/1) ... [2024-11-28 04:42:41,256 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (1/1) ... [2024-11-28 04:42:41,258 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (1/1) ... [2024-11-28 04:42:41,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (1/1) ... [2024-11-28 04:42:41,266 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (1/1) ... [2024-11-28 04:42:41,268 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (1/1) ... [2024-11-28 04:42:41,273 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:42:41,274 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:42:41,274 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:42:41,274 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:42:41,275 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (1/1) ... [2024-11-28 04:42:41,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:42:41,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:42:41,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:42:41,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:42:41,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:42:41,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:42:41,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:42:41,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 04:42:41,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 04:42:41,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-28 04:42:41,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-28 04:42:41,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-28 04:42:41,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-28 04:42:41,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-28 04:42:41,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-28 04:42:41,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-28 04:42:41,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-28 04:42:41,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:42:41,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:42:41,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 04:42:41,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 04:42:41,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-28 04:42:41,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-28 04:42:41,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-28 04:42:41,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-28 04:42:41,356 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:42:41,357 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:42:41,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:42:41,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 04:42:41,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 04:42:41,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 04:42:41,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:42:41,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:42:41,585 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:42:41,587 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:42:42,427 INFO L? ?]: Removed 171 outVars from TransFormulas that were not future-live. [2024-11-28 04:42:42,427 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:42:42,447 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:42:42,447 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:42:42,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:42 BoogieIcfgContainer [2024-11-28 04:42:42,447 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:42:42,449 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:42:42,450 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:42:42,458 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:42:42,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:42:40" (1/3) ... [2024-11-28 04:42:42,459 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6daa614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:42:42, skipping insertion in model container [2024-11-28 04:42:42,459 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:41" (2/3) ... [2024-11-28 04:42:42,460 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6daa614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:42:42, skipping insertion in model container [2024-11-28 04:42:42,460 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:42" (3/3) ... [2024-11-28 04:42:42,461 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-91.i [2024-11-28 04:42:42,486 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:42:42,490 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-91.i that has 2 procedures, 125 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:42:42,573 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:42:42,593 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;@3c98c627, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:42:42,593 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:42:42,597 INFO L276 IsEmpty]: Start isEmpty. Operand has 125 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 106 states have internal predecessors, (150), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-28 04:42:42,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-28 04:42:42,610 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:42:42,610 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:42:42,611 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:42:42,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:42,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1430690379, now seen corresponding path program 1 times [2024-11-28 04:42:42,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:42:42,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103874145] [2024-11-28 04:42:42,627 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:42,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:42:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:43,082 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-11-28 04:42:43,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:42:43,082 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103874145] [2024-11-28 04:42:43,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103874145] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:42:43,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [343329736] [2024-11-28 04:42:43,083 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:43,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:42:43,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:42:43,086 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:42:43,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:42:43,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:43,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:42:43,465 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:42:43,509 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2024-11-28 04:42:43,510 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:42:43,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [343329736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:42:43,510 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:42:43,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:42:43,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576493392] [2024-11-28 04:42:43,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:42:43,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:42:43,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:42:43,600 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:42:43,601 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:42:43,603 INFO L87 Difference]: Start difference. First operand has 125 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 106 states have internal predecessors, (150), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 04:42:43,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:42:43,641 INFO L93 Difference]: Finished difference Result 243 states and 379 transitions. [2024-11-28 04:42:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:42:43,643 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 138 [2024-11-28 04:42:43,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:42:43,651 INFO L225 Difference]: With dead ends: 243 [2024-11-28 04:42:43,651 INFO L226 Difference]: Without dead ends: 121 [2024-11-28 04:42:43,657 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:42:43,663 INFO L435 NwaCegarLoop]: 177 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, 177 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 [2024-11-28 04:42:43,666 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:42:43,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-28 04:42:43,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2024-11-28 04:42:43,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 102 states have (on average 1.4019607843137254) internal successors, (143), 102 states have internal predecessors, (143), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-28 04:42:43,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 177 transitions. [2024-11-28 04:42:43,712 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 177 transitions. Word has length 138 [2024-11-28 04:42:43,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:42:43,713 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 177 transitions. [2024-11-28 04:42:43,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 04:42:43,713 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 177 transitions. [2024-11-28 04:42:43,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-28 04:42:43,717 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:42:43,717 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:42:43,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 04:42:43,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 04:42:43,918 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:42:43,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:43,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1147655401, now seen corresponding path program 1 times [2024-11-28 04:42:43,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:42:43,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681650528] [2024-11-28 04:42:43,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:43,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:42:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:44,662 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 27 proven. 21 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2024-11-28 04:42:44,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:42:44,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681650528] [2024-11-28 04:42:44,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681650528] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:42:44,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1084979867] [2024-11-28 04:42:44,663 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:44,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:42:44,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:42:44,670 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:42:44,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:42:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:44,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:42:44,998 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:42:45,072 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:42:45,072 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:42:45,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1084979867] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:42:45,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:42:45,072 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 7 [2024-11-28 04:42:45,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624608905] [2024-11-28 04:42:45,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:42:45,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:42:45,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:42:45,078 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:42:45,078 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:42:45,079 INFO L87 Difference]: Start difference. First operand 121 states and 177 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:42:45,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:42:45,161 INFO L93 Difference]: Finished difference Result 241 states and 354 transitions. [2024-11-28 04:42:45,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:42:45,165 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), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 138 [2024-11-28 04:42:45,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:42:45,171 INFO L225 Difference]: With dead ends: 241 [2024-11-28 04:42:45,171 INFO L226 Difference]: Without dead ends: 123 [2024-11-28 04:42:45,172 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:42:45,175 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 0 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 514 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 [2024-11-28 04:42:45,175 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 514 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:42:45,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2024-11-28 04:42:45,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2024-11-28 04:42:45,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 104 states have (on average 1.3942307692307692) internal successors, (145), 104 states have internal predecessors, (145), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-28 04:42:45,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 179 transitions. [2024-11-28 04:42:45,189 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 179 transitions. Word has length 138 [2024-11-28 04:42:45,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:42:45,191 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 179 transitions. [2024-11-28 04:42:45,191 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), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:42:45,192 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2024-11-28 04:42:45,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-28 04:42:45,194 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:42:45,194 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:42:45,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 04:42:45,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:42:45,395 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:42:45,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:45,396 INFO L85 PathProgramCache]: Analyzing trace with hash -530064823, now seen corresponding path program 1 times [2024-11-28 04:42:45,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:42:45,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002036046] [2024-11-28 04:42:45,396 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:45,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:42:45,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:42:47,440 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:42:47,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:42:47,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002036046] [2024-11-28 04:42:47,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002036046] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:42:47,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:42:47,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:42:47,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230146066] [2024-11-28 04:42:47,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:42:47,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:42:47,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:42:47,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:42:47,445 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:42:47,446 INFO L87 Difference]: Start difference. First operand 123 states and 179 transitions. Second operand has 10 states, 10 states have (on average 5.8) internal successors, (58), 10 states have internal predecessors, (58), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 04:42:47,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:42:47,992 INFO L93 Difference]: Finished difference Result 331 states and 482 transitions. [2024-11-28 04:42:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:42:47,993 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.8) internal successors, (58), 10 states have internal predecessors, (58), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 140 [2024-11-28 04:42:47,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:42:47,995 INFO L225 Difference]: With dead ends: 331 [2024-11-28 04:42:47,995 INFO L226 Difference]: Without dead ends: 211 [2024-11-28 04:42:47,996 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:42:47,996 INFO L435 NwaCegarLoop]: 193 mSDtfsCounter, 635 mSDsluCounter, 876 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 635 SdHoareTripleChecker+Valid, 1069 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:42:48,001 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [635 Valid, 1069 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 04:42:48,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2024-11-28 04:42:48,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 208. [2024-11-28 04:42:48,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 185 states have (on average 1.4216216216216215) internal successors, (263), 186 states have internal predecessors, (263), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-28 04:42:48,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 303 transitions. [2024-11-28 04:42:48,038 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 303 transitions. Word has length 140 [2024-11-28 04:42:48,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:42:48,043 INFO L471 AbstractCegarLoop]: Abstraction has 208 states and 303 transitions. [2024-11-28 04:42:48,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.8) internal successors, (58), 10 states have internal predecessors, (58), 2 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 04:42:48,043 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 303 transitions. [2024-11-28 04:42:48,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-28 04:42:48,049 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:42:48,050 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:42:48,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:42:48,051 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:42:48,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:48,051 INFO L85 PathProgramCache]: Analyzing trace with hash 104451762, now seen corresponding path program 1 times [2024-11-28 04:42:48,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:42:48,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288817571] [2024-11-28 04:42:48,052 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:48,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:42:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-28 04:42:48,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1855635624] [2024-11-28 04:42:48,251 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:48,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:42:48,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:42:48,253 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:42:48,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 04:42:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:42:48,842 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:42:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:42:49,347 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:42:49,347 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:42:49,349 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:42:49,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 04:42:49,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:42:49,555 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-28 04:42:49,802 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:42:49,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:42:49 BoogieIcfgContainer [2024-11-28 04:42:49,806 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:42:49,807 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:42:49,807 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:42:49,807 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:42:49,808 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:42" (3/4) ... [2024-11-28 04:42:49,811 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:42:49,812 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:42:49,813 INFO L158 Benchmark]: Toolchain (without parser) took 9204.93ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 92.1MB in the beginning and 129.9MB in the end (delta: -37.9MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-11-28 04:42:49,813 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 73.3MB in the end (delta: 195.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:42:49,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.24ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 76.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 04:42:49,814 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.34ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 73.1MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:42:49,815 INFO L158 Benchmark]: Boogie Preprocessor took 92.68ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 69.1MB in the end (delta: 4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:42:49,815 INFO L158 Benchmark]: RCFGBuilder took 1173.78ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 83.7MB in the end (delta: -14.6MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-11-28 04:42:49,815 INFO L158 Benchmark]: TraceAbstraction took 7356.78ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 83.1MB in the beginning and 131.4MB in the end (delta: -48.3MB). Peak memory consumption was 83.4MB. Max. memory is 16.1GB. [2024-11-28 04:42:49,816 INFO L158 Benchmark]: Witness Printer took 5.14ms. Allocated memory is still 192.9MB. Free memory was 131.4MB in the beginning and 129.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:42:49,818 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory was 73.5MB in the beginning and 73.3MB in the end (delta: 195.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.24ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 76.6MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.34ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 73.1MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 92.68ms. Allocated memory is still 117.4MB. Free memory was 73.1MB in the beginning and 69.1MB in the end (delta: 4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1173.78ms. Allocated memory is still 117.4MB. Free memory was 69.1MB in the beginning and 83.7MB in the end (delta: -14.6MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 7356.78ms. Allocated memory was 117.4MB in the beginning and 192.9MB in the end (delta: 75.5MB). Free memory was 83.1MB in the beginning and 131.4MB in the end (delta: -48.3MB). Peak memory consumption was 83.4MB. Max. memory is 16.1GB. * Witness Printer took 5.14ms. Allocated memory is still 192.9MB. Free memory was 131.4MB in the beginning and 129.9MB in the end (delta: 1.5MB). 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 79, overapproximation of someBinaryFLOATComparisonOperation at line 109, overapproximation of someBinaryFLOATComparisonOperation at line 79, overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of someBinaryFLOATComparisonOperation at line 48, overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someUnaryDOUBLEoperation at line 23. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] float float_Array_0[3] = { -0.25, 8.4, 49.25 }; [L22-L24] float float_Array_0[3] = { -0.25, 8.4, 49.25 }; [L22-L24] float float_Array_0[3] = { -0.25, 8.4, 49.25 }; [L22-L24] float float_Array_0[3] = { -0.25, 8.4, 49.25 }; [L25] float* float_Array_0_arrayfloat_Array_0arrayVar0_Pointer = &(float_Array_0[0]); [L26] float* float_Array_0_arrayfloat_Array_0arrayVar1_Pointer = &(float_Array_0[1]); [L27] float* float_Array_0_arrayfloat_Array_0arrayVar2_Pointer = &(float_Array_0[2]); [L28-L30] signed short int signed_short_int_Array_0[5] = { 100, -4, 128, 10, 1 }; [L28-L30] signed short int signed_short_int_Array_0[5] = { 100, -4, 128, 10, 1 }; [L28-L30] signed short int signed_short_int_Array_0[5] = { 100, -4, 128, 10, 1 }; [L28-L30] signed short int signed_short_int_Array_0[5] = { 100, -4, 128, 10, 1 }; [L28-L30] signed short int signed_short_int_Array_0[5] = { 100, -4, 128, 10, 1 }; [L28-L30] signed short int signed_short_int_Array_0[5] = { 100, -4, 128, 10, 1 }; [L31] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer = &(signed_short_int_Array_0[0]); [L32] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer = &(signed_short_int_Array_0[1]); [L33] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer = &(signed_short_int_Array_0[2]); [L34] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer = &(signed_short_int_Array_0[3]); [L35] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer = &(signed_short_int_Array_0[4]); [L36-L38] unsigned long int unsigned_long_int_Array_0[2][3] = { {64, 10, 64}, {16, 64, 100000000} }; [L36-L38] unsigned long int unsigned_long_int_Array_0[2][3] = { {64, 10, 64}, {16, 64, 100000000} }; [L36-L38] unsigned long int unsigned_long_int_Array_0[2][3] = { {64, 10, 64}, {16, 64, 100000000} }; [L36-L38] unsigned long int unsigned_long_int_Array_0[2][3] = { {64, 10, 64}, {16, 64, 100000000} }; [L36-L38] unsigned long int unsigned_long_int_Array_0[2][3] = { {64, 10, 64}, {16, 64, 100000000} }; [L36-L38] unsigned long int unsigned_long_int_Array_0[2][3] = { {64, 10, 64}, {16, 64, 100000000} }; [L36-L38] unsigned long int unsigned_long_int_Array_0[2][3] = { {64, 10, 64}, {16, 64, 100000000} }; [L39] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer = &(unsigned_long_int_Array_0[0][0]); [L40] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer = &(unsigned_long_int_Array_0[1][0]); [L41] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer = &(unsigned_long_int_Array_0[0][1]); [L42] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer = &(unsigned_long_int_Array_0[1][1]); [L43] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer = &(unsigned_long_int_Array_0[0][2]); [L44] unsigned long int* unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer = &(unsigned_long_int_Array_0[1][2]); VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=0, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L113] isInitial = 1 [L114] FCALL initially() [L116] FCALL updateLastVariables() [L117] CALL updateVariables() [L78] float_Array_0[0] = __VERIFIER_nondet_float() [L79] EXPR float_Array_0[0] [L79] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L79] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F [L79] EXPR float_Array_0[0] [L79] EXPR float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L79] EXPR (float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L79] EXPR (float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L79] CALL assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L79] RET assume_abort_if_not((float_Array_0[0] >= -922337.2036854776000e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 9223372.036854776000e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L80] float_Array_0[1] = __VERIFIER_nondet_float() [L81] EXPR float_Array_0[1] [L81] EXPR float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L81] EXPR float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F [L81] EXPR float_Array_0[1] [L81] EXPR float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L81] EXPR (float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L81] EXPR (float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L81] CALL assume_abort_if_not((float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L81] RET assume_abort_if_not((float_Array_0[1] >= -922337.2036854776000e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854776000e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L82] float_Array_0[2] = __VERIFIER_nondet_float() [L83] EXPR float_Array_0[2] [L83] EXPR float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L83] EXPR float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F [L83] EXPR float_Array_0[2] [L83] EXPR float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L83] EXPR (float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L83] EXPR (float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L83] CALL assume_abort_if_not((float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L83] RET assume_abort_if_not((float_Array_0[2] >= -922337.2036854776000e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 9223372.036854776000e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L84] signed_short_int_Array_0[1] = __VERIFIER_nondet_short() [L85] EXPR signed_short_int_Array_0[1] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L85] CALL assume_abort_if_not(signed_short_int_Array_0[1] >= -32767) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L85] RET assume_abort_if_not(signed_short_int_Array_0[1] >= -32767) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L86] EXPR signed_short_int_Array_0[1] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L86] CALL assume_abort_if_not(signed_short_int_Array_0[1] <= 32766) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L86] RET assume_abort_if_not(signed_short_int_Array_0[1] <= 32766) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L87] signed_short_int_Array_0[2] = __VERIFIER_nondet_short() [L88] EXPR signed_short_int_Array_0[2] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L88] CALL assume_abort_if_not(signed_short_int_Array_0[2] >= -1) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L88] RET assume_abort_if_not(signed_short_int_Array_0[2] >= -1) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L89] EXPR signed_short_int_Array_0[2] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L89] CALL assume_abort_if_not(signed_short_int_Array_0[2] <= 32766) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L89] RET assume_abort_if_not(signed_short_int_Array_0[2] <= 32766) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L90] signed_short_int_Array_0[3] = __VERIFIER_nondet_short() [L91] EXPR signed_short_int_Array_0[3] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L91] CALL assume_abort_if_not(signed_short_int_Array_0[3] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L91] RET assume_abort_if_not(signed_short_int_Array_0[3] >= 0) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L92] EXPR signed_short_int_Array_0[3] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L92] CALL assume_abort_if_not(signed_short_int_Array_0[3] <= 32766) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L92] RET assume_abort_if_not(signed_short_int_Array_0[3] <= 32766) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L93] unsigned_long_int_Array_0[1][0] = __VERIFIER_nondet_ulong() [L94] EXPR unsigned_long_int_Array_0[1][0] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L94] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L94] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0] >= 0) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L95] EXPR unsigned_long_int_Array_0[1][0] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L95] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][0] <= 4294967294) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L95] RET assume_abort_if_not(unsigned_long_int_Array_0[1][0] <= 4294967294) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L96] unsigned_long_int_Array_0[0][1] = __VERIFIER_nondet_ulong() [L97] EXPR unsigned_long_int_Array_0[0][1] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L97] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][1] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L97] RET assume_abort_if_not(unsigned_long_int_Array_0[0][1] >= 0) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L98] EXPR unsigned_long_int_Array_0[0][1] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L98] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][1] <= 4294967294) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L98] RET assume_abort_if_not(unsigned_long_int_Array_0[0][1] <= 4294967294) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L99] unsigned_long_int_Array_0[1][1] = __VERIFIER_nondet_ulong() [L100] EXPR unsigned_long_int_Array_0[1][1] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L100] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][1] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L100] RET assume_abort_if_not(unsigned_long_int_Array_0[1][1] >= 0) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L101] EXPR unsigned_long_int_Array_0[1][1] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L101] CALL assume_abort_if_not(unsigned_long_int_Array_0[1][1] <= 4294967294) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L101] RET assume_abort_if_not(unsigned_long_int_Array_0[1][1] <= 4294967294) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L102] unsigned_long_int_Array_0[0][2] = __VERIFIER_nondet_ulong() [L103] EXPR unsigned_long_int_Array_0[0][2] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L103] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][2] >= 0) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L103] RET assume_abort_if_not(unsigned_long_int_Array_0[0][2] >= 0) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L104] EXPR unsigned_long_int_Array_0[0][2] VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L104] CALL assume_abort_if_not(unsigned_long_int_Array_0[0][2] <= 4294967294) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L104] RET assume_abort_if_not(unsigned_long_int_Array_0[0][2] <= 4294967294) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L117] RET updateVariables() [L118] CALL step() [L48] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar2_Pointer) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L48] COND FALSE !((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= 50.4f) [L51] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer) [L51] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer) [L51] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L51] COND FALSE !((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) * (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) [L58] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer) [L58] (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) = (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) [L60] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer) [L60] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L60] COND FALSE !(! ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) < (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)))) [L63] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer) [L63] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L63] EXPR (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) [L63] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer) [L63] EXPR (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L63] (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) = (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))) [L65] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer) [L65] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L65] COND FALSE !((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)) > (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) [L74] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer) [L74] (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) = (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer)) [L118] RET step() [L119] CALL, EXPR property() [L109] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar2_Pointer) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L109] EXPR ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= 50.4f) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer))))))) : 1 [L109] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer) [L109] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer) [L109] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L109] EXPR (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer))) [L109] EXPR \read(*unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer) [L109] EXPR (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer))) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L109] EXPR ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= 50.4f) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer))))))) : 1 VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L109] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= 50.4f) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer))))))) : 1) && (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) * (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? (((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) + (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) 32))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))))) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L109] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= 50.4f) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer))))))) : 1) && (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) * (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? (((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) + (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) 32))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer))))) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L109] EXPR ((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= 50.4f) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer))))))) : 1) && (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) * (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? (((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) + (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) 32))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))))) && ((! ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) < (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (((((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))))) < ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))))))) ? ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))))) : ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))))))))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))))))) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L109] EXPR ((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= 50.4f) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer))))))) : 1) && (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) * (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? (((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) + (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) 32))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))))) && ((! ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) < (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (((((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))))) < ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))))))) ? ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))))) : ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))))))))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))))))) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L109] EXPR (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= 50.4f) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer))))))) : 1) && (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) * (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? (((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) + (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) 32))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))))) && ((! ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) < (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (((((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))))) < ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))))))) ? ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))))) : ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))))))))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))))))) && (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)) > (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) ? ((63.1 >= (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) ? (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) >= (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) == ((signed short int) ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) - (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer))))) : 1) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer))))) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L109] EXPR (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= 50.4f) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer))))))) : 1) && (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) * (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? (((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) + (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) 32))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))))) && ((! ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) < (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (((((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))))) < ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))))))) ? ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))))) : ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))))))))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))))))) && (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)) > (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) ? ((63.1 >= (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) ? (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) >= (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) == ((signed short int) ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) - (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer))))) : 1) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer))))) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L109-L110] return (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= 50.4f) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer))))))) : 1) && (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)) == ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer)) * (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? (((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) >= ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) + (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) 32))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)))))) && ((! ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)) < (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (((((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))))) < ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))))))) ? ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) < ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer)))))) : ((((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer)))))))))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer)) == ((unsigned long int) (((((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) > ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)))) ? ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer))) : ((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer))))))))) && (((*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer)) > (*(unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer))) ? ((63.1 >= (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) ? (((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) >= (*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer))) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) == ((signed short int) ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer)) - (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer))))) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer))))) : 1) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) == ((signed short int) (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer))))) ; [L119] RET, EXPR property() [L119] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] [L19] reach_error() VAL [float_Array_0={4:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={4:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={4:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={4:8}, isInitial=1, signed_short_int_Array_0={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={5:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={5:2}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var2_Pointer={5:4}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var3_Pointer={5:6}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var4_Pointer={5:8}, unsigned_long_int_Array_0={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var1_Pointer={6:12}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var2_Pointer={6:4}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var3_Pointer={6:16}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var4_Pointer={6:8}, unsigned_long_int_Array_0_arrayunsigned_long_int_Array_0Var5_Pointer={6:20}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 125 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.0s, OverallIterations: 4, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 635 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 635 mSDsluCounter, 1760 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1215 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 199 IncrementalHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 545 mSDtfsCounter, 199 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 299 GetRequests, 282 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=208occurred in iteration=3, InterpolantAutomatonStates: 13, 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, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 972 NumberOfCodeBlocks, 972 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 687 ConstructedInterpolants, 0 QuantifiedInterpolants, 1963 SizeOfPredicates, 0 NumberOfNonLiveVariables, 998 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 2667/2720 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 [2024-11-28 04:42:49,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/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_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB --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 fa1d009dc6f8eabe9542b3dc62739ce0106fb2669419cfdd51359ba01dfee168 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:42:52,579 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:42:52,720 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 04:42:52,733 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:42:52,733 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:42:52,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:42:52,759 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:42:52,759 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:42:52,759 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:42:52,760 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:42:52,760 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:42:52,760 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:42:52,760 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:42:52,760 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:42:52,760 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:42:52,761 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:42:52,761 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:42:52,761 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 04:42:52,761 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 04:42:52,761 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:42:52,761 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:42:52,761 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:42:52,761 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:42:52,761 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:42:52,762 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:42:52,762 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:42:52,762 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 04:42:52,762 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:42:52,762 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:42:52,762 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:42:52,762 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:42:52,762 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:42:52,763 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:42:52,763 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:42:52,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:42:52,763 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:42:52,763 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:42:52,763 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:42:52,763 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:42:52,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:42:52,764 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:42:52,764 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:42:52,764 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:42:52,764 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:42:52,764 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:42:52,764 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:42:52,764 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:42:52,764 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:42:52,765 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:42:52,765 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:42:52,765 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_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB 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 -> fa1d009dc6f8eabe9542b3dc62739ce0106fb2669419cfdd51359ba01dfee168 [2024-11-28 04:42:53,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:42:53,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:42:53,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:42:53,129 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:42:53,129 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:42:53,132 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-91.i [2024-11-28 04:42:56,308 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/data/f7b05c543/9feabb828b434f79bc24a3fca2a65792/FLAG15b6e9362 [2024-11-28 04:42:56,600 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:42:56,601 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-91.i [2024-11-28 04:42:56,616 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/data/f7b05c543/9feabb828b434f79bc24a3fca2a65792/FLAG15b6e9362 [2024-11-28 04:42:56,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/data/f7b05c543/9feabb828b434f79bc24a3fca2a65792 [2024-11-28 04:42:56,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:42:56,873 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:42:56,874 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:42:56,874 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:42:56,879 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:42:56,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:56" (1/1) ... [2024-11-28 04:42:56,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f7c9b85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:56, skipping insertion in model container [2024-11-28 04:42:56,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:56" (1/1) ... [2024-11-28 04:42:56,911 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:42:57,058 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_477b68be-7542-422e-8436-3c60666a1748/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-91.i[917,930] [2024-11-28 04:42:57,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:42:57,164 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:42:57,174 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_477b68be-7542-422e-8436-3c60666a1748/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-91.i[917,930] [2024-11-28 04:42:57,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:42:57,263 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:42:57,264 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57 WrapperNode [2024-11-28 04:42:57,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:42:57,266 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:42:57,266 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:42:57,266 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:42:57,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (1/1) ... [2024-11-28 04:42:57,296 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (1/1) ... [2024-11-28 04:42:57,349 INFO L138 Inliner]: procedures = 36, calls = 189, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 592 [2024-11-28 04:42:57,349 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:42:57,350 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:42:57,350 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:42:57,350 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:42:57,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (1/1) ... [2024-11-28 04:42:57,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (1/1) ... [2024-11-28 04:42:57,367 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (1/1) ... [2024-11-28 04:42:57,388 INFO L175 MemorySlicer]: Split 158 memory accesses to 4 slices as follows [2, 32, 38, 86]. 54 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 3, 5, 6]. The 19 writes are split as follows [0, 3, 9, 7]. [2024-11-28 04:42:57,389 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (1/1) ... [2024-11-28 04:42:57,389 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (1/1) ... [2024-11-28 04:42:57,410 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (1/1) ... [2024-11-28 04:42:57,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (1/1) ... [2024-11-28 04:42:57,416 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (1/1) ... [2024-11-28 04:42:57,420 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (1/1) ... [2024-11-28 04:42:57,422 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (1/1) ... [2024-11-28 04:42:57,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:42:57,433 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:42:57,433 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:42:57,433 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:42:57,435 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (1/1) ... [2024-11-28 04:42:57,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:42:57,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:42:57,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:42:57,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:42:57,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:42:57,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-28 04:42:57,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-28 04:42:57,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-28 04:42:57,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-28 04:42:57,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:42:57,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 04:42:57,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-28 04:42:57,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-28 04:42:57,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-28 04:42:57,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-28 04:42:57,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-28 04:42:57,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-28 04:42:57,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-28 04:42:57,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-28 04:42:57,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-28 04:42:57,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-28 04:42:57,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-28 04:42:57,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-28 04:42:57,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-28 04:42:57,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-28 04:42:57,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-28 04:42:57,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-28 04:42:57,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-28 04:42:57,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-28 04:42:57,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-28 04:42:57,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-28 04:42:57,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-28 04:42:57,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-28 04:42:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-28 04:42:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-28 04:42:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-28 04:42:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-28 04:42:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:42:57,515 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:42:57,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:42:57,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:42:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-28 04:42:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-28 04:42:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-28 04:42:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-28 04:42:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-28 04:42:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-28 04:42:57,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-28 04:42:57,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-28 04:42:57,749 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:42:57,751 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:42:59,379 INFO L? ?]: Removed 171 outVars from TransFormulas that were not future-live. [2024-11-28 04:42:59,379 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:42:59,396 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:42:59,398 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 04:42:59,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:59 BoogieIcfgContainer [2024-11-28 04:42:59,399 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:42:59,401 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:42:59,402 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:42:59,408 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:42:59,408 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:42:56" (1/3) ... [2024-11-28 04:42:59,409 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11615614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:42:59, skipping insertion in model container [2024-11-28 04:42:59,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:57" (2/3) ... [2024-11-28 04:42:59,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11615614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:42:59, skipping insertion in model container [2024-11-28 04:42:59,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:59" (3/3) ... [2024-11-28 04:42:59,412 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-91.i [2024-11-28 04:42:59,429 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:42:59,430 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-91.i that has 2 procedures, 125 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 04:42:59,519 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:42:59,535 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;@269f6a98, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:42:59,535 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:42:59,540 INFO L276 IsEmpty]: Start isEmpty. Operand has 125 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 106 states have internal predecessors, (150), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-28 04:42:59,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-28 04:42:59,560 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:42:59,561 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:42:59,561 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:42:59,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:42:59,570 INFO L85 PathProgramCache]: Analyzing trace with hash -1430690379, now seen corresponding path program 1 times [2024-11-28 04:42:59,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:42:59,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [80302360] [2024-11-28 04:42:59,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:42:59,586 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 [2024-11-28 04:42:59,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:42:59,588 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:42:59,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:43:00,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:43:00,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:43:00,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:43:00,082 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-11-28 04:43:00,082 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:43:00,082 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:43:00,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [80302360] [2024-11-28 04:43:00,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [80302360] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:43:00,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:43:00,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:43:00,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367221633] [2024-11-28 04:43:00,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:43:00,100 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:43:00,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:43:00,121 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:43:00,121 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:43:00,124 INFO L87 Difference]: Start difference. First operand has 125 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 106 states have internal predecessors, (150), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 04:43:00,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:43:00,154 INFO L93 Difference]: Finished difference Result 243 states and 379 transitions. [2024-11-28 04:43:00,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:43:00,156 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 138 [2024-11-28 04:43:00,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:43:00,162 INFO L225 Difference]: With dead ends: 243 [2024-11-28 04:43:00,163 INFO L226 Difference]: Without dead ends: 121 [2024-11-28 04:43:00,166 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:43:00,169 INFO L435 NwaCegarLoop]: 177 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, 177 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 [2024-11-28 04:43:00,170 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:43:00,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-11-28 04:43:00,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2024-11-28 04:43:00,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 102 states have (on average 1.4019607843137254) internal successors, (143), 102 states have internal predecessors, (143), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-28 04:43:00,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 177 transitions. [2024-11-28 04:43:00,212 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 177 transitions. Word has length 138 [2024-11-28 04:43:00,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:43:00,213 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 177 transitions. [2024-11-28 04:43:00,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 04:43:00,214 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 177 transitions. [2024-11-28 04:43:00,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-28 04:43:00,217 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:43:00,217 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:43:00,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:43:00,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:43:00,421 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:43:00,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:43:00,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1147655401, now seen corresponding path program 1 times [2024-11-28 04:43:00,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:43:00,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [348093192] [2024-11-28 04:43:00,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:43:00,423 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 [2024-11-28 04:43:00,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:43:00,425 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:43:00,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:43:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:43:00,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:43:00,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:43:00,893 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:43:00,893 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:43:00,893 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:43:00,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [348093192] [2024-11-28 04:43:00,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [348093192] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:43:00,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:43:00,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:43:00,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235257346] [2024-11-28 04:43:00,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:43:00,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:43:00,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:43:00,896 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:43:00,896 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:43:00,897 INFO L87 Difference]: Start difference. First operand 121 states and 177 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:43:00,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:43:00,951 INFO L93 Difference]: Finished difference Result 241 states and 354 transitions. [2024-11-28 04:43:00,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:43:00,951 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), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 138 [2024-11-28 04:43:00,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:43:00,954 INFO L225 Difference]: With dead ends: 241 [2024-11-28 04:43:00,954 INFO L226 Difference]: Without dead ends: 123 [2024-11-28 04:43:00,955 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:43:00,955 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 0 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 514 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 [2024-11-28 04:43:00,956 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 514 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:43:00,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2024-11-28 04:43:00,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 123. [2024-11-28 04:43:00,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 104 states have (on average 1.3942307692307692) internal successors, (145), 104 states have internal predecessors, (145), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2024-11-28 04:43:00,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 179 transitions. [2024-11-28 04:43:00,969 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 179 transitions. Word has length 138 [2024-11-28 04:43:00,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:43:00,971 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 179 transitions. [2024-11-28 04:43:00,971 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), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:43:00,971 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2024-11-28 04:43:00,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-28 04:43:00,974 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:43:00,974 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:43:00,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-28 04:43:01,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:43:01,175 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:43:01,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:43:01,175 INFO L85 PathProgramCache]: Analyzing trace with hash -530064823, now seen corresponding path program 1 times [2024-11-28 04:43:01,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:43:01,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [533710156] [2024-11-28 04:43:01,176 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:43:01,176 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 [2024-11-28 04:43:01,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:43:01,178 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:43:01,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:43:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:43:01,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-28 04:43:01,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:43:03,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 04:43:04,119 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2024-11-28 04:43:04,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2024-11-28 04:43:06,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-11-28 04:43:07,282 INFO L349 Elim1Store]: treesize reduction 31, result has 26.2 percent of original size [2024-11-28 04:43:07,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2024-11-28 04:43:07,521 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:43:07,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 40 [2024-11-28 04:43:07,596 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 48 proven. 280 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2024-11-28 04:43:07,596 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:43:08,898 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:43:08,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [533710156] [2024-11-28 04:43:08,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [533710156] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:43:08,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [62676992] [2024-11-28 04:43:08,899 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:43:08,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:43:08,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:43:08,903 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:43:08,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-28 04:43:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:43:10,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-28 04:43:10,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:43:11,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 04:43:11,793 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 04:43:12,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 04:43:13,900 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2024-11-28 04:43:14,233 INFO L349 Elim1Store]: treesize reduction 55, result has 21.4 percent of original size [2024-11-28 04:43:14,233 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 39 treesize of output 55 [2024-11-28 04:43:14,498 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 71 treesize of output 39 [2024-11-28 04:43:14,512 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-28 04:43:14,512 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:43:16,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [62676992] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:43:16,094 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:43:16,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 13 [2024-11-28 04:43:16,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658836688] [2024-11-28 04:43:16,094 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:43:16,095 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 04:43:16,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:43:16,096 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 04:43:16,096 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2024-11-28 04:43:16,096 INFO L87 Difference]: Start difference. First operand 123 states and 179 transitions. Second operand has 14 states, 14 states have (on average 8.285714285714286) internal successors, (116), 13 states have internal predecessors, (116), 5 states have call successors, (34), 5 states have call predecessors, (34), 5 states have return successors, (34), 5 states have call predecessors, (34), 5 states have call successors, (34) [2024-11-28 04:43:19,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:43:19,724 INFO L93 Difference]: Finished difference Result 402 states and 582 transitions. [2024-11-28 04:43:19,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:43:19,725 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 8.285714285714286) internal successors, (116), 13 states have internal predecessors, (116), 5 states have call successors, (34), 5 states have call predecessors, (34), 5 states have return successors, (34), 5 states have call predecessors, (34), 5 states have call successors, (34) Word has length 140 [2024-11-28 04:43:19,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:43:19,728 INFO L225 Difference]: With dead ends: 402 [2024-11-28 04:43:19,728 INFO L226 Difference]: Without dead ends: 282 [2024-11-28 04:43:19,733 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=227, Invalid=585, Unknown=0, NotChecked=0, Total=812 [2024-11-28 04:43:19,733 INFO L435 NwaCegarLoop]: 193 mSDtfsCounter, 1603 mSDsluCounter, 1115 mSDsCounter, 0 mSdLazyCounter, 335 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1603 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:43:19,734 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1603 Valid, 1308 Invalid, 481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 335 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-28 04:43:19,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2024-11-28 04:43:19,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 208. [2024-11-28 04:43:19,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 185 states have (on average 1.4216216216216215) internal successors, (263), 186 states have internal predecessors, (263), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-28 04:43:19,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 303 transitions. [2024-11-28 04:43:19,786 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 303 transitions. Word has length 140 [2024-11-28 04:43:19,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:43:19,786 INFO L471 AbstractCegarLoop]: Abstraction has 208 states and 303 transitions. [2024-11-28 04:43:19,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 8.285714285714286) internal successors, (116), 13 states have internal predecessors, (116), 5 states have call successors, (34), 5 states have call predecessors, (34), 5 states have return successors, (34), 5 states have call predecessors, (34), 5 states have call successors, (34) [2024-11-28 04:43:19,787 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 303 transitions. [2024-11-28 04:43:19,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-28 04:43:19,797 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:43:19,797 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:43:19,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-28 04:43:20,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-28 04:43:20,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:43:20,198 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:43:20,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:43:20,198 INFO L85 PathProgramCache]: Analyzing trace with hash 104451762, now seen corresponding path program 1 times [2024-11-28 04:43:20,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:43:20,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1636391250] [2024-11-28 04:43:20,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:43:20,199 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 [2024-11-28 04:43:20,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:43:20,201 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:43:20,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:43:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:43:20,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 04:43:20,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:43:22,545 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 70 treesize of output 34 [2024-11-28 04:43:22,613 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-28 04:43:22,613 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:43:23,254 INFO L349 Elim1Store]: treesize reduction 4, result has 69.2 percent of original size [2024-11-28 04:43:23,255 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 87 treesize of output 48 [2024-11-28 04:43:23,403 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:43:23,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1636391250] [2024-11-28 04:43:23,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1636391250] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:43:23,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1511980624] [2024-11-28 04:43:23,404 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:43:23,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:43:23,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:43:23,408 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:43:23,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-28 04:43:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:43:24,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:43:24,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:43:24,262 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 46 treesize of output 22 [2024-11-28 04:43:24,321 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:43:24,321 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:43:24,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1511980624] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:43:24,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:43:24,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2024-11-28 04:43:24,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981696247] [2024-11-28 04:43:24,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:43:24,322 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:43:24,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:43:24,323 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:43:24,323 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:43:24,323 INFO L87 Difference]: Start difference. First operand 208 states and 303 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:43:26,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:43:26,214 INFO L93 Difference]: Finished difference Result 529 states and 772 transitions. [2024-11-28 04:43:26,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:43:26,220 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 140 [2024-11-28 04:43:26,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:43:26,226 INFO L225 Difference]: With dead ends: 529 [2024-11-28 04:43:26,226 INFO L226 Difference]: Without dead ends: 324 [2024-11-28 04:43:26,228 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 383 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2024-11-28 04:43:26,231 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 78 mSDsluCounter, 436 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:43:26,232 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 596 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-28 04:43:26,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2024-11-28 04:43:26,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 249. [2024-11-28 04:43:26,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 226 states have (on average 1.4424778761061947) internal successors, (326), 227 states have internal predecessors, (326), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-28 04:43:26,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 366 transitions. [2024-11-28 04:43:26,278 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 366 transitions. Word has length 140 [2024-11-28 04:43:26,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:43:26,279 INFO L471 AbstractCegarLoop]: Abstraction has 249 states and 366 transitions. [2024-11-28 04:43:26,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:43:26,279 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 366 transitions. [2024-11-28 04:43:26,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-28 04:43:26,281 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:43:26,281 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:43:26,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-28 04:43:26,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:43:26,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:43:26,682 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:43:26,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:43:26,683 INFO L85 PathProgramCache]: Analyzing trace with hash -839067348, now seen corresponding path program 1 times [2024-11-28 04:43:26,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:43:26,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1515665996] [2024-11-28 04:43:26,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:43:26,684 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 [2024-11-28 04:43:26,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:43:26,687 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:43:26,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:43:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:43:27,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:43:27,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:43:31,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27 [2024-11-28 04:43:31,984 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:43:31,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 15 [2024-11-28 04:43:32,128 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:43:32,128 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:43:32,128 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:43:32,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1515665996] [2024-11-28 04:43:32,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1515665996] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:43:32,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:43:32,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:43:32,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863784492] [2024-11-28 04:43:32,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:43:32,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:43:32,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:43:32,130 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:43:32,130 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:43:32,130 INFO L87 Difference]: Start difference. First operand 249 states and 366 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 6 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:43:37,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:43:41,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:43:45,913 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:43:51,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:43:55,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:43:59,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:44:03,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:44:07,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:44:11,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:44:15,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:44:19,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:44:23,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:44:23,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:44:23,937 INFO L93 Difference]: Finished difference Result 686 states and 1009 transitions. [2024-11-28 04:44:23,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:44:23,940 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 6 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 141 [2024-11-28 04:44:23,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:44:23,944 INFO L225 Difference]: With dead ends: 686 [2024-11-28 04:44:23,944 INFO L226 Difference]: Without dead ends: 440 [2024-11-28 04:44:23,946 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:44:23,948 INFO L435 NwaCegarLoop]: 243 mSDtfsCounter, 347 mSDsluCounter, 482 mSDsCounter, 0 mSdLazyCounter, 393 mSolverCounterSat, 9 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 347 SdHoareTripleChecker+Valid, 725 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 393 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:44:23,948 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [347 Valid, 725 Invalid, 414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 393 Invalid, 12 Unknown, 0 Unchecked, 51.4s Time] [2024-11-28 04:44:23,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2024-11-28 04:44:23,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 419. [2024-11-28 04:44:23,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 419 states, 382 states have (on average 1.4397905759162304) internal successors, (550), 385 states have internal predecessors, (550), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 29 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 04:44:23,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 614 transitions. [2024-11-28 04:44:23,998 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 614 transitions. Word has length 141 [2024-11-28 04:44:23,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:44:23,999 INFO L471 AbstractCegarLoop]: Abstraction has 419 states and 614 transitions. [2024-11-28 04:44:23,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 6 states have internal predecessors, (59), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:44:23,999 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 614 transitions. [2024-11-28 04:44:24,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-28 04:44:24,001 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:44:24,001 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:44:24,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:44:24,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:44:24,202 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:44:24,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:44:24,203 INFO L85 PathProgramCache]: Analyzing trace with hash -1990432658, now seen corresponding path program 1 times [2024-11-28 04:44:24,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:44:24,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [886901033] [2024-11-28 04:44:24,203 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:44:24,203 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 [2024-11-28 04:44:24,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:44:24,205 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:44:24,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:44:24,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:44:24,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:44:24,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:44:29,076 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2024-11-28 04:44:29,924 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:44:29,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 16 [2024-11-28 04:44:30,089 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:44:30,089 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:44:30,089 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:44:30,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [886901033] [2024-11-28 04:44:30,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [886901033] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:44:30,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:44:30,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:44:30,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283194793] [2024-11-28 04:44:30,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:44:30,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:44:30,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:44:30,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:44:30,092 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:44:30,092 INFO L87 Difference]: Start difference. First operand 419 states and 614 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:44:35,478 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:44:40,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:44:44,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:44:45,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:44:45,749 INFO L93 Difference]: Finished difference Result 969 states and 1419 transitions. [2024-11-28 04:44:45,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:44:45,752 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 142 [2024-11-28 04:44:45,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:44:45,755 INFO L225 Difference]: With dead ends: 969 [2024-11-28 04:44:45,755 INFO L226 Difference]: Without dead ends: 553 [2024-11-28 04:44:45,756 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:44:45,758 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 435 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 20 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 421 SdHoareTripleChecker+Invalid, 305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:44:45,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 421 Invalid, 305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 282 Invalid, 3 Unknown, 0 Unchecked, 15.3s Time] [2024-11-28 04:44:45,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 553 states. [2024-11-28 04:44:45,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 553 to 441. [2024-11-28 04:44:45,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 441 states, 404 states have (on average 1.438118811881188) internal successors, (581), 407 states have internal predecessors, (581), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 29 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 04:44:45,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 441 states and 645 transitions. [2024-11-28 04:44:45,812 INFO L78 Accepts]: Start accepts. Automaton has 441 states and 645 transitions. Word has length 142 [2024-11-28 04:44:45,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:44:45,813 INFO L471 AbstractCegarLoop]: Abstraction has 441 states and 645 transitions. [2024-11-28 04:44:45,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:44:45,813 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 645 transitions. [2024-11-28 04:44:45,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-28 04:44:45,815 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:44:45,815 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:44:45,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2024-11-28 04:44:46,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:44:46,016 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:44:46,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:44:46,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1368010445, now seen corresponding path program 1 times [2024-11-28 04:44:46,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:44:46,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1859187103] [2024-11-28 04:44:46,017 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:44:46,017 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 [2024-11-28 04:44:46,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:44:46,018 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:44:46,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:44:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:44:46,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 04:44:46,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:44:48,166 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 70 treesize of output 34 [2024-11-28 04:44:48,231 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-28 04:44:48,231 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:44:48,808 INFO L349 Elim1Store]: treesize reduction 4, result has 69.2 percent of original size [2024-11-28 04:44:48,809 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 87 treesize of output 48 [2024-11-28 04:44:49,004 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:44:49,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1859187103] [2024-11-28 04:44:49,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1859187103] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:44:49,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1220861852] [2024-11-28 04:44:49,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:44:49,004 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:44:49,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:44:49,006 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:44:49,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-28 04:44:49,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:44:49,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 04:44:49,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:44:50,482 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 19 treesize of output 1 [2024-11-28 04:44:52,585 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 70 treesize of output 34 [2024-11-28 04:44:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-28 04:44:52,639 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:44:52,931 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 46 [2024-11-28 04:44:53,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1220861852] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:44:53,141 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:44:53,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-28 04:44:53,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195171892] [2024-11-28 04:44:53,141 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:44:53,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 04:44:53,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:44:53,142 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 04:44:53,142 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=271, Unknown=0, NotChecked=0, Total=342 [2024-11-28 04:44:53,142 INFO L87 Difference]: Start difference. First operand 441 states and 645 transitions. Second operand has 13 states, 13 states have (on average 7.769230769230769) internal successors, (101), 12 states have internal predecessors, (101), 4 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2024-11-28 04:44:57,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:44:57,131 INFO L93 Difference]: Finished difference Result 1220 states and 1775 transitions. [2024-11-28 04:44:57,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:44:57,132 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.769230769230769) internal successors, (101), 12 states have internal predecessors, (101), 4 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) Word has length 142 [2024-11-28 04:44:57,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:44:57,137 INFO L225 Difference]: With dead ends: 1220 [2024-11-28 04:44:57,137 INFO L226 Difference]: Without dead ends: 782 [2024-11-28 04:44:57,138 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 529 GetRequests, 503 SyntacticMatches, 4 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2024-11-28 04:44:57,139 INFO L435 NwaCegarLoop]: 161 mSDtfsCounter, 595 mSDsluCounter, 951 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 595 SdHoareTripleChecker+Valid, 1112 SdHoareTripleChecker+Invalid, 771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:44:57,139 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [595 Valid, 1112 Invalid, 771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-28 04:44:57,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 782 states. [2024-11-28 04:44:57,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 782 to 776. [2024-11-28 04:44:57,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 776 states, 703 states have (on average 1.4210526315789473) internal successors, (999), 713 states have internal predecessors, (999), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 54 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-28 04:44:57,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 776 states and 1127 transitions. [2024-11-28 04:44:57,241 INFO L78 Accepts]: Start accepts. Automaton has 776 states and 1127 transitions. Word has length 142 [2024-11-28 04:44:57,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:44:57,241 INFO L471 AbstractCegarLoop]: Abstraction has 776 states and 1127 transitions. [2024-11-28 04:44:57,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.769230769230769) internal successors, (101), 12 states have internal predecessors, (101), 4 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2024-11-28 04:44:57,242 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1127 transitions. [2024-11-28 04:44:57,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-28 04:44:57,244 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:44:57,245 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:44:57,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2024-11-28 04:44:57,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-28 04:44:57,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:44:57,646 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:44:57,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:44:57,646 INFO L85 PathProgramCache]: Analyzing trace with hash 85838159, now seen corresponding path program 1 times [2024-11-28 04:44:57,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:44:57,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1103418928] [2024-11-28 04:44:57,647 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:44:57,647 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 [2024-11-28 04:44:57,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:44:57,648 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:44:57,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-28 04:44:57,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:44:57,926 INFO L256 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:44:57,929 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:44:57,953 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-28 04:44:57,953 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:44:57,953 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:44:57,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1103418928] [2024-11-28 04:44:57,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1103418928] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:44:57,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:44:57,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:44:57,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898461245] [2024-11-28 04:44:57,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:44:57,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:44:57,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:44:57,955 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:44:57,955 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:44:57,955 INFO L87 Difference]: Start difference. First operand 776 states and 1127 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 04:44:58,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:44:58,097 INFO L93 Difference]: Finished difference Result 1549 states and 2251 transitions. [2024-11-28 04:44:58,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:44:58,098 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 142 [2024-11-28 04:44:58,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:44:58,102 INFO L225 Difference]: With dead ends: 1549 [2024-11-28 04:44:58,102 INFO L226 Difference]: Without dead ends: 776 [2024-11-28 04:44:58,103 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:44:58,104 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 0 mSDsluCounter, 340 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 517 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:44:58,104 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 517 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:44:58,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 776 states. [2024-11-28 04:44:58,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 776 to 776. [2024-11-28 04:44:58,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 776 states, 703 states have (on average 1.4153627311522048) internal successors, (995), 713 states have internal predecessors, (995), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 54 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-28 04:44:58,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 776 states and 1123 transitions. [2024-11-28 04:44:58,217 INFO L78 Accepts]: Start accepts. Automaton has 776 states and 1123 transitions. Word has length 142 [2024-11-28 04:44:58,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:44:58,217 INFO L471 AbstractCegarLoop]: Abstraction has 776 states and 1123 transitions. [2024-11-28 04:44:58,217 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-28 04:44:58,217 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1123 transitions. [2024-11-28 04:44:58,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-28 04:44:58,220 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:44:58,220 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:44:58,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2024-11-28 04:44:58,420 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:44:58,421 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:44:58,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:44:58,421 INFO L85 PathProgramCache]: Analyzing trace with hash -783677425, now seen corresponding path program 1 times [2024-11-28 04:44:58,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:44:58,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1749658937] [2024-11-28 04:44:58,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:44:58,422 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 [2024-11-28 04:44:58,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:44:58,423 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:44:58,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:44:58,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:44:58,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-28 04:44:58,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:44:59,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 04:45:00,423 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2024-11-28 04:45:00,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2024-11-28 04:45:02,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2024-11-28 04:45:02,932 INFO L349 Elim1Store]: treesize reduction 31, result has 26.2 percent of original size [2024-11-28 04:45:02,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2024-11-28 04:45:03,127 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:45:03,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 39 [2024-11-28 04:45:03,218 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 48 proven. 280 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2024-11-28 04:45:03,218 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:45:07,734 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:45:07,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1749658937] [2024-11-28 04:45:07,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1749658937] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:45:07,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [912374177] [2024-11-28 04:45:07,735 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:07,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:45:07,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:45:07,736 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:45:07,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-28 04:45:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:45:09,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-28 04:45:09,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:45:10,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 04:45:10,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-28 04:45:11,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-11-28 04:45:13,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 32 [2024-11-28 04:45:14,394 INFO L349 Elim1Store]: treesize reduction 55, result has 21.4 percent of original size [2024-11-28 04:45:14,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 60 [2024-11-28 04:45:14,768 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 76 treesize of output 44 [2024-11-28 04:45:14,796 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 64 proven. 280 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-28 04:45:14,797 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:45:28,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [912374177] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:45:28,214 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:45:28,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 16 [2024-11-28 04:45:28,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947027960] [2024-11-28 04:45:28,215 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:45:28,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-28 04:45:28,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:45:28,216 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-28 04:45:28,216 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=461, Unknown=4, NotChecked=0, Total=552 [2024-11-28 04:45:28,216 INFO L87 Difference]: Start difference. First operand 776 states and 1123 transitions. Second operand has 17 states, 17 states have (on average 7.470588235294118) internal successors, (127), 16 states have internal predecessors, (127), 7 states have call successors, (34), 7 states have call predecessors, (34), 7 states have return successors, (34), 7 states have call predecessors, (34), 7 states have call successors, (34) [2024-11-28 04:45:33,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:45:33,874 INFO L93 Difference]: Finished difference Result 1869 states and 2674 transitions. [2024-11-28 04:45:33,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 04:45:33,875 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 7.470588235294118) internal successors, (127), 16 states have internal predecessors, (127), 7 states have call successors, (34), 7 states have call predecessors, (34), 7 states have return successors, (34), 7 states have call predecessors, (34), 7 states have call successors, (34) Word has length 143 [2024-11-28 04:45:33,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:45:33,880 INFO L225 Difference]: With dead ends: 1869 [2024-11-28 04:45:33,880 INFO L226 Difference]: Without dead ends: 1096 [2024-11-28 04:45:33,882 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 320 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 20.0s TimeCoverageRelationStatistics Valid=307, Invalid=879, Unknown=4, NotChecked=0, Total=1190 [2024-11-28 04:45:33,883 INFO L435 NwaCegarLoop]: 192 mSDtfsCounter, 1451 mSDsluCounter, 1336 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1451 SdHoareTripleChecker+Valid, 1528 SdHoareTripleChecker+Invalid, 554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:45:33,883 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1451 Valid, 1528 Invalid, 554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 375 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-11-28 04:45:33,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1096 states. [2024-11-28 04:45:34,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1096 to 780. [2024-11-28 04:45:34,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 780 states, 707 states have (on average 1.413012729844413) internal successors, (999), 717 states have internal predecessors, (999), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 54 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-28 04:45:34,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 780 states and 1127 transitions. [2024-11-28 04:45:34,017 INFO L78 Accepts]: Start accepts. Automaton has 780 states and 1127 transitions. Word has length 143 [2024-11-28 04:45:34,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:45:34,018 INFO L471 AbstractCegarLoop]: Abstraction has 780 states and 1127 transitions. [2024-11-28 04:45:34,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 7.470588235294118) internal successors, (127), 16 states have internal predecessors, (127), 7 states have call successors, (34), 7 states have call predecessors, (34), 7 states have return successors, (34), 7 states have call predecessors, (34), 7 states have call successors, (34) [2024-11-28 04:45:34,018 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1127 transitions. [2024-11-28 04:45:34,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-28 04:45:34,020 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:45:34,020 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:45:34,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:45:34,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-28 04:45:34,423 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:45:34,424 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:45:34,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:45:34,424 INFO L85 PathProgramCache]: Analyzing trace with hash -82612847, now seen corresponding path program 1 times [2024-11-28 04:45:34,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:45:34,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [507079671] [2024-11-28 04:45:34,425 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:45:34,425 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 [2024-11-28 04:45:34,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:45:34,429 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:45:34,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:46:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:46:29,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 04:46:29,294 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:46:39,507 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:46:39,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 172 treesize of output 112 [2024-11-28 04:46:41,678 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-28 04:46:41,678 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:46:53,709 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:46:53,709 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:46:53,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [507079671] [2024-11-28 04:46:53,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [507079671] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 04:46:53,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:46:53,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2024-11-28 04:46:53,710 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29900435] [2024-11-28 04:46:53,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:46:53,710 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:46:53,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:46:53,710 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:46:53,711 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:46:53,711 INFO L87 Difference]: Start difference. First operand 780 states and 1127 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:47:17,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:47:17,095 INFO L93 Difference]: Finished difference Result 1738 states and 2511 transitions. [2024-11-28 04:47:17,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:47:17,103 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 143 [2024-11-28 04:47:17,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:47:17,108 INFO L225 Difference]: With dead ends: 1738 [2024-11-28 04:47:17,109 INFO L226 Difference]: Without dead ends: 961 [2024-11-28 04:47:17,110 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 15.6s TimeCoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:47:17,111 INFO L435 NwaCegarLoop]: 242 mSDtfsCounter, 150 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:47:17,113 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 602 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 20.2s Time] [2024-11-28 04:47:17,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2024-11-28 04:47:17,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 831. [2024-11-28 04:47:17,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 831 states, 758 states have (on average 1.4195250659630607) internal successors, (1076), 768 states have internal predecessors, (1076), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 54 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-28 04:47:17,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 831 states and 1204 transitions. [2024-11-28 04:47:17,232 INFO L78 Accepts]: Start accepts. Automaton has 831 states and 1204 transitions. Word has length 143 [2024-11-28 04:47:17,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:47:17,233 INFO L471 AbstractCegarLoop]: Abstraction has 831 states and 1204 transitions. [2024-11-28 04:47:17,233 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:47:17,233 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1204 transitions. [2024-11-28 04:47:17,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-28 04:47:17,236 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:47:17,236 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:47:17,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:47:17,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:47:17,437 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:47:17,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:47:17,437 INFO L85 PathProgramCache]: Analyzing trace with hash 1705851537, now seen corresponding path program 1 times [2024-11-28 04:47:17,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:47:17,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1637658823] [2024-11-28 04:47:17,438 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:47:17,438 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 [2024-11-28 04:47:17,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:47:17,440 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:47:17,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:48:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:48:21,029 INFO L256 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:48:21,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:48:31,633 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:48:31,633 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 173 treesize of output 113 [2024-11-28 04:48:33,749 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-28 04:48:33,749 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:48:48,647 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:48:48,648 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:48:48,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1637658823] [2024-11-28 04:48:48,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1637658823] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 04:48:48,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:48:48,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2024-11-28 04:48:48,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2674584] [2024-11-28 04:48:48,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:48:48,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:48:48,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:48:48,649 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:48:48,649 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:48:48,649 INFO L87 Difference]: Start difference. First operand 831 states and 1204 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:49:19,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:49:26,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:26,175 INFO L93 Difference]: Finished difference Result 1663 states and 2408 transitions. [2024-11-28 04:49:26,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:49:26,183 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 143 [2024-11-28 04:49:26,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:26,188 INFO L225 Difference]: With dead ends: 1663 [2024-11-28 04:49:26,188 INFO L226 Difference]: Without dead ends: 835 [2024-11-28 04:49:26,191 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 19.0s TimeCoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:49:26,191 INFO L435 NwaCegarLoop]: 227 mSDtfsCounter, 73 mSDsluCounter, 495 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 722 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:49:26,192 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 722 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 33.4s Time] [2024-11-28 04:49:26,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 835 states. [2024-11-28 04:49:26,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 835 to 831. [2024-11-28 04:49:26,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 831 states, 758 states have (on average 1.4142480211081794) internal successors, (1072), 768 states have internal predecessors, (1072), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 54 states have call predecessors, (64), 64 states have call successors, (64) [2024-11-28 04:49:26,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 831 states and 1200 transitions. [2024-11-28 04:49:26,355 INFO L78 Accepts]: Start accepts. Automaton has 831 states and 1200 transitions. Word has length 143 [2024-11-28 04:49:26,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:26,360 INFO L471 AbstractCegarLoop]: Abstraction has 831 states and 1200 transitions. [2024-11-28 04:49:26,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:49:26,360 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1200 transitions. [2024-11-28 04:49:26,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-28 04:49:26,363 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:26,363 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:49:26,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:49:26,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:49:26,564 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:26,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:26,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1888051181, now seen corresponding path program 1 times [2024-11-28 04:49:26,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:26,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [320540343] [2024-11-28 04:49:26,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:26,565 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 [2024-11-28 04:49:26,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:26,567 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:49:26,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2024-11-28 04:49:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:27,087 INFO L256 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-28 04:49:27,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:30,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 04:49:30,497 INFO L349 Elim1Store]: treesize reduction 23, result has 32.4 percent of original size [2024-11-28 04:49:30,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 32 [2024-11-28 04:49:30,691 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:49:30,692 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 46 treesize of output 30 [2024-11-28 04:49:30,844 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:49:30,844 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:30,844 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:30,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [320540343] [2024-11-28 04:49:30,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [320540343] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:30,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:49:30,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:49:30,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966162919] [2024-11-28 04:49:30,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:30,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:49:30,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:30,846 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:49:30,846 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:49:30,846 INFO L87 Difference]: Start difference. First operand 831 states and 1200 transitions. Second operand has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 8 states have internal predecessors, (61), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:49:33,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:33,926 INFO L93 Difference]: Finished difference Result 1976 states and 2825 transitions. [2024-11-28 04:49:33,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 04:49:33,927 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 8 states have internal predecessors, (61), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 143 [2024-11-28 04:49:33,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:33,933 INFO L225 Difference]: With dead ends: 1976 [2024-11-28 04:49:33,934 INFO L226 Difference]: Without dead ends: 1148 [2024-11-28 04:49:33,936 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:49:33,936 INFO L435 NwaCegarLoop]: 271 mSDtfsCounter, 394 mSDsluCounter, 1391 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 394 SdHoareTripleChecker+Valid, 1662 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:49:33,937 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [394 Valid, 1662 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 282 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-28 04:49:33,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1148 states. [2024-11-28 04:49:34,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1148 to 660. [2024-11-28 04:49:34,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 660 states, 595 states have (on average 1.4050420168067226) internal successors, (836), 601 states have internal predecessors, (836), 56 states have call successors, (56), 8 states have call predecessors, (56), 8 states have return successors, (56), 50 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-28 04:49:34,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 660 states and 948 transitions. [2024-11-28 04:49:34,085 INFO L78 Accepts]: Start accepts. Automaton has 660 states and 948 transitions. Word has length 143 [2024-11-28 04:49:34,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:34,086 INFO L471 AbstractCegarLoop]: Abstraction has 660 states and 948 transitions. [2024-11-28 04:49:34,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 8 states have internal predecessors, (61), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:49:34,086 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 948 transitions. [2024-11-28 04:49:34,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-28 04:49:34,088 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:34,089 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:49:34,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Ended with exit code 0 [2024-11-28 04:49:34,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:49:34,290 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:34,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:34,290 INFO L85 PathProgramCache]: Analyzing trace with hash -130336772, now seen corresponding path program 1 times [2024-11-28 04:49:34,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:34,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1737510446] [2024-11-28 04:49:34,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:34,291 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 [2024-11-28 04:49:34,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:34,294 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:49:34,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:49:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:34,813 INFO L256 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 04:49:34,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:37,180 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 15 treesize of output 15 [2024-11-28 04:49:37,535 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:49:37,535 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 26 treesize of output 10 [2024-11-28 04:49:37,667 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:49:37,667 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:37,667 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:37,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1737510446] [2024-11-28 04:49:37,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1737510446] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:37,667 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:49:37,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:49:37,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354462165] [2024-11-28 04:49:37,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:37,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:49:37,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:37,669 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:49:37,669 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:49:37,669 INFO L87 Difference]: Start difference. First operand 660 states and 948 transitions. Second operand has 10 states, 10 states have (on average 6.2) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:49:39,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:39,688 INFO L93 Difference]: Finished difference Result 1541 states and 2195 transitions. [2024-11-28 04:49:39,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:49:39,689 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 144 [2024-11-28 04:49:39,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:39,694 INFO L225 Difference]: With dead ends: 1541 [2024-11-28 04:49:39,694 INFO L226 Difference]: Without dead ends: 909 [2024-11-28 04:49:39,696 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:49:39,696 INFO L435 NwaCegarLoop]: 200 mSDtfsCounter, 216 mSDsluCounter, 1114 mSDsCounter, 0 mSdLazyCounter, 501 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 1314 SdHoareTripleChecker+Invalid, 501 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:49:39,697 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 1314 Invalid, 501 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 501 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 04:49:39,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2024-11-28 04:49:39,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 905. [2024-11-28 04:49:39,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 905 states, 818 states have (on average 1.3875305623471883) internal successors, (1135), 827 states have internal predecessors, (1135), 74 states have call successors, (74), 12 states have call predecessors, (74), 12 states have return successors, (74), 65 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-28 04:49:39,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 905 states and 1283 transitions. [2024-11-28 04:49:39,899 INFO L78 Accepts]: Start accepts. Automaton has 905 states and 1283 transitions. Word has length 144 [2024-11-28 04:49:39,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:39,899 INFO L471 AbstractCegarLoop]: Abstraction has 905 states and 1283 transitions. [2024-11-28 04:49:39,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:49:39,900 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1283 transitions. [2024-11-28 04:49:39,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-28 04:49:39,904 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:39,904 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:49:39,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Forceful destruction successful, exit code 0 [2024-11-28 04:49:40,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:49:40,106 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:40,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:40,106 INFO L85 PathProgramCache]: Analyzing trace with hash 549721598, now seen corresponding path program 1 times [2024-11-28 04:49:40,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:40,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1690352984] [2024-11-28 04:49:40,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:40,107 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 [2024-11-28 04:49:40,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:40,109 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:49:40,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:49:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:40,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-28 04:49:40,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:44,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2024-11-28 04:49:45,297 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:49:45,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 13 [2024-11-28 04:49:45,342 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:49:45,342 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:45,342 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:45,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1690352984] [2024-11-28 04:49:45,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1690352984] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:45,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:49:45,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:49:45,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266189394] [2024-11-28 04:49:45,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:45,343 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:49:45,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:45,344 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:49:45,344 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:49:45,344 INFO L87 Difference]: Start difference. First operand 905 states and 1283 transitions. Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 8 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:49:47,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:47,998 INFO L93 Difference]: Finished difference Result 1766 states and 2490 transitions. [2024-11-28 04:49:47,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:49:47,999 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 8 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 144 [2024-11-28 04:49:48,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:48,004 INFO L225 Difference]: With dead ends: 1766 [2024-11-28 04:49:48,005 INFO L226 Difference]: Without dead ends: 889 [2024-11-28 04:49:48,007 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:49:48,008 INFO L435 NwaCegarLoop]: 206 mSDtfsCounter, 214 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 582 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:49:48,009 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 977 Invalid, 583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 582 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-28 04:49:48,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2024-11-28 04:49:48,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 885. [2024-11-28 04:49:48,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 885 states, 798 states have (on average 1.3609022556390977) internal successors, (1086), 807 states have internal predecessors, (1086), 74 states have call successors, (74), 12 states have call predecessors, (74), 12 states have return successors, (74), 65 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-28 04:49:48,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 885 states and 1234 transitions. [2024-11-28 04:49:48,218 INFO L78 Accepts]: Start accepts. Automaton has 885 states and 1234 transitions. Word has length 144 [2024-11-28 04:49:48,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:48,219 INFO L471 AbstractCegarLoop]: Abstraction has 885 states and 1234 transitions. [2024-11-28 04:49:48,219 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 8 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:49:48,219 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1234 transitions. [2024-11-28 04:49:48,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-28 04:49:48,222 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:48,222 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:49:48,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:49:48,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:49:48,426 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:48,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:48,428 INFO L85 PathProgramCache]: Analyzing trace with hash 88517946, now seen corresponding path program 1 times [2024-11-28 04:49:48,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:48,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [865274981] [2024-11-28 04:49:48,429 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:48,429 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 [2024-11-28 04:49:48,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:48,432 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:49:48,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:49:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:48,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-28 04:49:49,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:53,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 19 [2024-11-28 04:49:53,793 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:49:53,794 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 27 treesize of output 11 [2024-11-28 04:49:53,829 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:49:53,829 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:53,829 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:53,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [865274981] [2024-11-28 04:49:53,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [865274981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:53,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:49:53,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:49:53,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184654741] [2024-11-28 04:49:53,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:53,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:49:53,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:53,830 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:49:53,830 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:49:53,831 INFO L87 Difference]: Start difference. First operand 885 states and 1234 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:49:55,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:49:55,292 INFO L93 Difference]: Finished difference Result 1746 states and 2430 transitions. [2024-11-28 04:49:55,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:49:55,293 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 144 [2024-11-28 04:49:55,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:49:55,297 INFO L225 Difference]: With dead ends: 1746 [2024-11-28 04:49:55,298 INFO L226 Difference]: Without dead ends: 889 [2024-11-28 04:49:55,299 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:49:55,302 INFO L435 NwaCegarLoop]: 182 mSDtfsCounter, 340 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 290 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 562 SdHoareTripleChecker+Invalid, 311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:49:55,303 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 562 Invalid, 311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 04:49:55,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 889 states. [2024-11-28 04:49:55,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 889 to 885. [2024-11-28 04:49:55,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 885 states, 798 states have (on average 1.3583959899749374) internal successors, (1084), 807 states have internal predecessors, (1084), 74 states have call successors, (74), 12 states have call predecessors, (74), 12 states have return successors, (74), 65 states have call predecessors, (74), 74 states have call successors, (74) [2024-11-28 04:49:55,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 885 states and 1232 transitions. [2024-11-28 04:49:55,512 INFO L78 Accepts]: Start accepts. Automaton has 885 states and 1232 transitions. Word has length 144 [2024-11-28 04:49:55,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:49:55,513 INFO L471 AbstractCegarLoop]: Abstraction has 885 states and 1232 transitions. [2024-11-28 04:49:55,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:49:55,514 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1232 transitions. [2024-11-28 04:49:55,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-28 04:49:55,516 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:49:55,516 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:49:55,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Ended with exit code 0 [2024-11-28 04:49:55,716 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:49:55,717 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:49:55,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:49:55,718 INFO L85 PathProgramCache]: Analyzing trace with hash 768576316, now seen corresponding path program 1 times [2024-11-28 04:49:55,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:49:55,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [378359043] [2024-11-28 04:49:55,718 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:49:55,719 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 [2024-11-28 04:49:55,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:49:55,721 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:49:55,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:49:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:49:56,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-28 04:49:56,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:49:58,476 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 15 treesize of output 15 [2024-11-28 04:49:58,858 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:49:58,859 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 26 treesize of output 10 [2024-11-28 04:49:59,003 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:49:59,003 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:49:59,003 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:49:59,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [378359043] [2024-11-28 04:49:59,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [378359043] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:49:59,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:49:59,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:49:59,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45196527] [2024-11-28 04:49:59,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:49:59,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:49:59,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:49:59,005 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:49:59,005 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:49:59,005 INFO L87 Difference]: Start difference. First operand 885 states and 1232 transitions. Second operand has 10 states, 10 states have (on average 6.2) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:50:01,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:50:01,633 INFO L93 Difference]: Finished difference Result 1784 states and 2476 transitions. [2024-11-28 04:50:01,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:50:01,634 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 144 [2024-11-28 04:50:01,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:50:01,637 INFO L225 Difference]: With dead ends: 1784 [2024-11-28 04:50:01,637 INFO L226 Difference]: Without dead ends: 927 [2024-11-28 04:50:01,638 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:50:01,639 INFO L435 NwaCegarLoop]: 248 mSDtfsCounter, 219 mSDsluCounter, 1347 mSDsCounter, 0 mSdLazyCounter, 610 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 1595 SdHoareTripleChecker+Invalid, 610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:50:01,639 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 1595 Invalid, 610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 610 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-28 04:50:01,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states. [2024-11-28 04:50:01,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 791. [2024-11-28 04:50:01,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 791 states, 712 states have (on average 1.3525280898876404) internal successors, (963), 718 states have internal predecessors, (963), 68 states have call successors, (68), 10 states have call predecessors, (68), 10 states have return successors, (68), 62 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-28 04:50:01,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1099 transitions. [2024-11-28 04:50:01,842 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1099 transitions. Word has length 144 [2024-11-28 04:50:01,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:50:01,843 INFO L471 AbstractCegarLoop]: Abstraction has 791 states and 1099 transitions. [2024-11-28 04:50:01,843 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:50:01,843 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1099 transitions. [2024-11-28 04:50:01,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-28 04:50:01,846 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:50:01,846 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:50:01,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:50:02,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:50:02,047 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:50:02,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:50:02,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1920248851, now seen corresponding path program 1 times [2024-11-28 04:50:02,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:50:02,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [251585626] [2024-11-28 04:50:02,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:50:02,048 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 [2024-11-28 04:50:02,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:50:02,051 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:50:02,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:50:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:50:02,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-28 04:50:02,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:50:06,449 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 15 treesize of output 15 [2024-11-28 04:50:06,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2024-11-28 04:50:06,944 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:50:06,944 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 26 treesize of output 10 [2024-11-28 04:50:07,052 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:50:07,052 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:50:07,052 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:50:07,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [251585626] [2024-11-28 04:50:07,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [251585626] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:50:07,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:50:07,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:50:07,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270569427] [2024-11-28 04:50:07,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:50:07,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:50:07,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:50:07,054 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:50:07,054 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:50:07,054 INFO L87 Difference]: Start difference. First operand 791 states and 1099 transitions. Second operand has 10 states, 10 states have (on average 6.2) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:50:10,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:50:10,245 INFO L93 Difference]: Finished difference Result 1922 states and 2664 transitions. [2024-11-28 04:50:10,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:50:10,246 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 144 [2024-11-28 04:50:10,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:50:10,249 INFO L225 Difference]: With dead ends: 1922 [2024-11-28 04:50:10,250 INFO L226 Difference]: Without dead ends: 1191 [2024-11-28 04:50:10,251 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-11-28 04:50:10,251 INFO L435 NwaCegarLoop]: 251 mSDtfsCounter, 247 mSDsluCounter, 1231 mSDsCounter, 0 mSdLazyCounter, 766 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 1482 SdHoareTripleChecker+Invalid, 769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:50:10,252 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 1482 Invalid, 769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 766 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-28 04:50:10,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1191 states. [2024-11-28 04:50:10,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1191 to 1050. [2024-11-28 04:50:10,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1050 states, 965 states have (on average 1.3616580310880828) internal successors, (1314), 973 states have internal predecessors, (1314), 72 states have call successors, (72), 12 states have call predecessors, (72), 12 states have return successors, (72), 64 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-28 04:50:10,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 1050 states and 1458 transitions. [2024-11-28 04:50:10,433 INFO L78 Accepts]: Start accepts. Automaton has 1050 states and 1458 transitions. Word has length 144 [2024-11-28 04:50:10,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:50:10,434 INFO L471 AbstractCegarLoop]: Abstraction has 1050 states and 1458 transitions. [2024-11-28 04:50:10,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:50:10,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1050 states and 1458 transitions. [2024-11-28 04:50:10,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-28 04:50:10,436 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:50:10,436 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:50:10,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:50:10,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:50:10,637 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:50:10,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:50:10,638 INFO L85 PathProgramCache]: Analyzing trace with hash -2116553007, now seen corresponding path program 1 times [2024-11-28 04:50:10,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:50:10,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [57854763] [2024-11-28 04:50:10,638 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:50:10,638 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 [2024-11-28 04:50:10,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:50:10,640 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:50:10,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:50:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:50:11,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-28 04:50:11,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:50:15,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2024-11-28 04:50:15,571 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:50:15,571 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 26 treesize of output 10 [2024-11-28 04:50:15,609 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:50:15,609 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:50:15,609 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:50:15,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [57854763] [2024-11-28 04:50:15,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [57854763] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:50:15,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:50:15,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:50:15,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529181496] [2024-11-28 04:50:15,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:50:15,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:50:15,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:50:15,611 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:50:15,611 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:50:15,611 INFO L87 Difference]: Start difference. First operand 1050 states and 1458 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:50:17,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:50:17,468 INFO L93 Difference]: Finished difference Result 2109 states and 2924 transitions. [2024-11-28 04:50:17,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:50:17,470 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 144 [2024-11-28 04:50:17,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:50:17,473 INFO L225 Difference]: With dead ends: 2109 [2024-11-28 04:50:17,473 INFO L226 Difference]: Without dead ends: 1119 [2024-11-28 04:50:17,475 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:50:17,475 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 214 mSDsluCounter, 497 mSDsCounter, 0 mSdLazyCounter, 359 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 693 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:50:17,476 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 693 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 359 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 04:50:17,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1119 states. [2024-11-28 04:50:17,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1119 to 1028. [2024-11-28 04:50:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1028 states, 943 states have (on average 1.3488865323435844) internal successors, (1272), 951 states have internal predecessors, (1272), 72 states have call successors, (72), 12 states have call predecessors, (72), 12 states have return successors, (72), 64 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-28 04:50:17,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1416 transitions. [2024-11-28 04:50:17,696 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1416 transitions. Word has length 144 [2024-11-28 04:50:17,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:50:17,697 INFO L471 AbstractCegarLoop]: Abstraction has 1028 states and 1416 transitions. [2024-11-28 04:50:17,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:50:17,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1416 transitions. [2024-11-28 04:50:17,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-28 04:50:17,700 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:50:17,700 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:50:17,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:50:17,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:50:17,901 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:50:17,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:50:17,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1786235345, now seen corresponding path program 1 times [2024-11-28 04:50:17,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:50:17,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [360887298] [2024-11-28 04:50:17,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:50:17,902 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 [2024-11-28 04:50:17,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:50:17,904 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:50:17,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:50:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:50:18,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-28 04:50:18,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:50:22,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 19 [2024-11-28 04:50:22,762 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:50:22,762 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 27 treesize of output 11 [2024-11-28 04:50:22,799 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:50:22,799 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:50:22,800 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:50:22,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [360887298] [2024-11-28 04:50:22,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [360887298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:50:22,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:50:22,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:50:22,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292947858] [2024-11-28 04:50:22,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:50:22,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:50:22,801 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:50:22,801 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:50:22,801 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:50:22,802 INFO L87 Difference]: Start difference. First operand 1028 states and 1416 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:50:24,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:50:24,666 INFO L93 Difference]: Finished difference Result 1931 states and 2658 transitions. [2024-11-28 04:50:24,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:50:24,668 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 144 [2024-11-28 04:50:24,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:50:24,671 INFO L225 Difference]: With dead ends: 1931 [2024-11-28 04:50:24,671 INFO L226 Difference]: Without dead ends: 963 [2024-11-28 04:50:24,672 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:50:24,672 INFO L435 NwaCegarLoop]: 159 mSDtfsCounter, 194 mSDsluCounter, 423 mSDsCounter, 0 mSdLazyCounter, 361 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:50:24,672 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 582 Invalid, 363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 361 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 04:50:24,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2024-11-28 04:50:24,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 961. [2024-11-28 04:50:24,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 961 states, 876 states have (on average 1.3424657534246576) internal successors, (1176), 884 states have internal predecessors, (1176), 72 states have call successors, (72), 12 states have call predecessors, (72), 12 states have return successors, (72), 64 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-28 04:50:24,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 961 states and 1320 transitions. [2024-11-28 04:50:24,852 INFO L78 Accepts]: Start accepts. Automaton has 961 states and 1320 transitions. Word has length 144 [2024-11-28 04:50:24,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:50:24,853 INFO L471 AbstractCegarLoop]: Abstraction has 961 states and 1320 transitions. [2024-11-28 04:50:24,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:50:24,853 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1320 transitions. [2024-11-28 04:50:24,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-28 04:50:24,856 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:50:24,856 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:50:24,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Ended with exit code 0 [2024-11-28 04:50:25,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:50:25,057 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:50:25,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:50:25,057 INFO L85 PathProgramCache]: Analyzing trace with hash 185206471, now seen corresponding path program 1 times [2024-11-28 04:50:25,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:50:25,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1438968895] [2024-11-28 04:50:25,058 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:50:25,058 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 [2024-11-28 04:50:25,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:50:25,060 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:50:25,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:50:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:50:25,651 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-28 04:50:25,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:50:31,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-28 04:50:31,747 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 27 treesize of output 22 [2024-11-28 04:50:32,272 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:50:32,273 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 63 treesize of output 35 [2024-11-28 04:50:32,463 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 21 proven. 288 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-11-28 04:50:32,463 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:50:33,005 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:50:33,006 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:50:33,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1438968895] [2024-11-28 04:50:33,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1438968895] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 04:50:33,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:50:33,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2024-11-28 04:50:33,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038993273] [2024-11-28 04:50:33,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:50:33,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:50:33,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:50:33,007 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:50:33,007 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:50:33,008 INFO L87 Difference]: Start difference. First operand 961 states and 1320 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:50:34,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:50:34,543 INFO L93 Difference]: Finished difference Result 1435 states and 1941 transitions. [2024-11-28 04:50:34,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:50:34,545 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 146 [2024-11-28 04:50:34,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:50:34,551 INFO L225 Difference]: With dead ends: 1435 [2024-11-28 04:50:34,551 INFO L226 Difference]: Without dead ends: 1433 [2024-11-28 04:50:34,552 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=61, Invalid=401, Unknown=0, NotChecked=0, Total=462 [2024-11-28 04:50:34,553 INFO L435 NwaCegarLoop]: 204 mSDtfsCounter, 83 mSDsluCounter, 965 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 1169 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:50:34,553 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 1169 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 04:50:34,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1433 states. [2024-11-28 04:50:34,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1433 to 1253. [2024-11-28 04:50:34,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1253 states, 1168 states have (on average 1.3253424657534247) internal successors, (1548), 1176 states have internal predecessors, (1548), 72 states have call successors, (72), 12 states have call predecessors, (72), 12 states have return successors, (72), 64 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-28 04:50:34,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 1692 transitions. [2024-11-28 04:50:34,769 INFO L78 Accepts]: Start accepts. Automaton has 1253 states and 1692 transitions. Word has length 146 [2024-11-28 04:50:34,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:50:34,769 INFO L471 AbstractCegarLoop]: Abstraction has 1253 states and 1692 transitions. [2024-11-28 04:50:34,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:50:34,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1692 transitions. [2024-11-28 04:50:34,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-28 04:50:34,773 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:50:34,773 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:50:34,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:50:34,973 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:50:34,973 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:50:34,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:50:34,974 INFO L85 PathProgramCache]: Analyzing trace with hash 206890193, now seen corresponding path program 1 times [2024-11-28 04:50:34,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:50:34,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [186826273] [2024-11-28 04:50:34,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:50:34,975 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 [2024-11-28 04:50:34,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:50:34,978 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:50:34,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2024-11-28 04:50:35,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:50:35,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:50:35,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:50:43,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 27 [2024-11-28 04:50:44,674 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:50:44,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 15 [2024-11-28 04:50:44,862 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:50:44,862 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:50:44,862 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:50:44,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [186826273] [2024-11-28 04:50:44,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [186826273] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:50:44,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:50:44,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:50:44,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458759593] [2024-11-28 04:50:44,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:50:44,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:50:44,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:50:44,865 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:50:44,865 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:50:44,865 INFO L87 Difference]: Start difference. First operand 1253 states and 1692 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:50:51,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:50:55,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:51:00,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:51:04,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:04,271 INFO L93 Difference]: Finished difference Result 2762 states and 3733 transitions. [2024-11-28 04:51:04,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:51:04,278 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 146 [2024-11-28 04:51:04,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:04,286 INFO L225 Difference]: With dead ends: 2762 [2024-11-28 04:51:04,286 INFO L226 Difference]: Without dead ends: 1569 [2024-11-28 04:51:04,288 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:51:04,289 INFO L435 NwaCegarLoop]: 243 mSDtfsCounter, 231 mSDsluCounter, 567 mSDsCounter, 0 mSdLazyCounter, 483 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 810 SdHoareTripleChecker+Invalid, 486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 483 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:04,289 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 810 Invalid, 486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 483 Invalid, 3 Unknown, 0 Unchecked, 18.7s Time] [2024-11-28 04:51:04,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1569 states. [2024-11-28 04:51:04,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1569 to 1285. [2024-11-28 04:51:04,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1285 states, 1200 states have (on average 1.315) internal successors, (1578), 1208 states have internal predecessors, (1578), 72 states have call successors, (72), 12 states have call predecessors, (72), 12 states have return successors, (72), 64 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-28 04:51:04,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1285 states and 1722 transitions. [2024-11-28 04:51:04,455 INFO L78 Accepts]: Start accepts. Automaton has 1285 states and 1722 transitions. Word has length 146 [2024-11-28 04:51:04,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:04,456 INFO L471 AbstractCegarLoop]: Abstraction has 1285 states and 1722 transitions. [2024-11-28 04:51:04,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 6 states have internal predecessors, (64), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:51:04,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1722 transitions. [2024-11-28 04:51:04,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-28 04:51:04,459 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:04,460 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:51:04,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Ended with exit code 0 [2024-11-28 04:51:04,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:51:04,664 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:04,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:04,665 INFO L85 PathProgramCache]: Analyzing trace with hash -1394718021, now seen corresponding path program 1 times [2024-11-28 04:51:04,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:51:04,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1754212234] [2024-11-28 04:51:04,665 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:04,665 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 [2024-11-28 04:51:04,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:51:04,667 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:51:04,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:51:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:05,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:51:05,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:51:13,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 28 [2024-11-28 04:51:14,892 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:51:14,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 16 [2024-11-28 04:51:15,111 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:51:15,111 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:51:15,111 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:51:15,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1754212234] [2024-11-28 04:51:15,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1754212234] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:51:15,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:51:15,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:51:15,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679264887] [2024-11-28 04:51:15,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:51:15,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:51:15,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:51:15,112 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:51:15,112 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:51:15,113 INFO L87 Difference]: Start difference. First operand 1285 states and 1722 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:51:21,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:51:25,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:51:30,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:51:33,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:33,741 INFO L93 Difference]: Finished difference Result 2616 states and 3500 transitions. [2024-11-28 04:51:33,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:51:33,749 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 147 [2024-11-28 04:51:33,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:33,754 INFO L225 Difference]: With dead ends: 2616 [2024-11-28 04:51:33,754 INFO L226 Difference]: Without dead ends: 1391 [2024-11-28 04:51:33,755 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:51:33,757 INFO L435 NwaCegarLoop]: 170 mSDtfsCounter, 233 mSDsluCounter, 449 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:33,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 619 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 421 Invalid, 3 Unknown, 0 Unchecked, 18.0s Time] [2024-11-28 04:51:33,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1391 states. [2024-11-28 04:51:33,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1391 to 1081. [2024-11-28 04:51:33,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1081 states, 1016 states have (on average 1.3001968503937007) internal successors, (1321), 1021 states have internal predecessors, (1321), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:51:33,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 1081 states and 1429 transitions. [2024-11-28 04:51:33,907 INFO L78 Accepts]: Start accepts. Automaton has 1081 states and 1429 transitions. Word has length 147 [2024-11-28 04:51:33,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:33,907 INFO L471 AbstractCegarLoop]: Abstraction has 1081 states and 1429 transitions. [2024-11-28 04:51:33,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 6 states have internal predecessors, (65), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:51:33,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1429 transitions. [2024-11-28 04:51:33,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-28 04:51:33,910 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:33,910 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:51:33,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:51:34,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:51:34,111 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:34,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:34,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1857219519, now seen corresponding path program 1 times [2024-11-28 04:51:34,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:51:34,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1797483843] [2024-11-28 04:51:34,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:34,112 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 [2024-11-28 04:51:34,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:51:34,113 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:51:34,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:51:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:34,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 04:51:34,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:51:34,754 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-11-28 04:51:34,754 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 26 treesize of output 19 [2024-11-28 04:51:34,915 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:51:34,915 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:51:34,915 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:51:34,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1797483843] [2024-11-28 04:51:34,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1797483843] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:51:34,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:51:34,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:51:34,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067253621] [2024-11-28 04:51:34,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:51:34,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:51:34,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:51:34,916 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:51:34,916 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:51:34,916 INFO L87 Difference]: Start difference. First operand 1081 states and 1429 transitions. Second operand has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:51:37,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:37,014 INFO L93 Difference]: Finished difference Result 2268 states and 2994 transitions. [2024-11-28 04:51:37,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:51:37,015 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 147 [2024-11-28 04:51:37,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:37,019 INFO L225 Difference]: With dead ends: 2268 [2024-11-28 04:51:37,019 INFO L226 Difference]: Without dead ends: 1232 [2024-11-28 04:51:37,020 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:51:37,020 INFO L435 NwaCegarLoop]: 261 mSDtfsCounter, 112 mSDsluCounter, 1489 mSDsCounter, 0 mSdLazyCounter, 453 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 1750 SdHoareTripleChecker+Invalid, 455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 453 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:37,021 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 1750 Invalid, 455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 453 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 04:51:37,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1232 states. [2024-11-28 04:51:37,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1232 to 1078. [2024-11-28 04:51:37,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1078 states, 1013 states have (on average 1.2981243830207305) internal successors, (1315), 1018 states have internal predecessors, (1315), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:51:37,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 1078 states and 1423 transitions. [2024-11-28 04:51:37,171 INFO L78 Accepts]: Start accepts. Automaton has 1078 states and 1423 transitions. Word has length 147 [2024-11-28 04:51:37,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:37,172 INFO L471 AbstractCegarLoop]: Abstraction has 1078 states and 1423 transitions. [2024-11-28 04:51:37,172 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.222222222222222) internal successors, (65), 9 states have internal predecessors, (65), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:51:37,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 1423 transitions. [2024-11-28 04:51:37,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-28 04:51:37,174 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:37,174 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:51:37,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:51:37,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:51:37,375 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:37,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:37,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1490174219, now seen corresponding path program 1 times [2024-11-28 04:51:37,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:51:37,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1998714864] [2024-11-28 04:51:37,376 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:37,376 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 [2024-11-28 04:51:37,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:51:37,377 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:51:37,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Waiting until timeout for monitored process [2024-11-28 04:51:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:37,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 04:51:37,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:51:37,823 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:51:37,823 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:51:37,823 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:51:37,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1998714864] [2024-11-28 04:51:37,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1998714864] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:51:37,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:51:37,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:51:37,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409053808] [2024-11-28 04:51:37,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:51:37,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:51:37,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:51:37,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:51:37,824 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:51:37,824 INFO L87 Difference]: Start difference. First operand 1078 states and 1423 transitions. Second operand has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:51:38,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:38,048 INFO L93 Difference]: Finished difference Result 1095 states and 1442 transitions. [2024-11-28 04:51:38,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:51:38,049 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 148 [2024-11-28 04:51:38,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:38,053 INFO L225 Difference]: With dead ends: 1095 [2024-11-28 04:51:38,053 INFO L226 Difference]: Without dead ends: 1093 [2024-11-28 04:51:38,054 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:51:38,054 INFO L435 NwaCegarLoop]: 176 mSDtfsCounter, 0 mSDsluCounter, 856 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1032 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:38,055 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1032 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:51:38,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1093 states. [2024-11-28 04:51:38,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1093 to 1081. [2024-11-28 04:51:38,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1081 states, 1016 states have (on average 1.297244094488189) internal successors, (1318), 1021 states have internal predecessors, (1318), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:51:38,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081 states to 1081 states and 1426 transitions. [2024-11-28 04:51:38,177 INFO L78 Accepts]: Start accepts. Automaton has 1081 states and 1426 transitions. Word has length 148 [2024-11-28 04:51:38,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:38,177 INFO L471 AbstractCegarLoop]: Abstraction has 1081 states and 1426 transitions. [2024-11-28 04:51:38,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.428571428571429) internal successors, (66), 7 states have internal predecessors, (66), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:51:38,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1426 transitions. [2024-11-28 04:51:38,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 04:51:38,180 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:38,180 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:51:38,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Ended with exit code 0 [2024-11-28 04:51:38,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:51:38,380 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:38,381 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:38,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1707585031, now seen corresponding path program 1 times [2024-11-28 04:51:38,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:51:38,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [949476685] [2024-11-28 04:51:38,381 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:38,381 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 [2024-11-28 04:51:38,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:51:38,383 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:51:38,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:51:38,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:38,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:51:38,905 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:51:42,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2024-11-28 04:51:43,256 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:51:43,256 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 26 treesize of output 10 [2024-11-28 04:51:43,295 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:51:43,295 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:51:43,295 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:51:43,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [949476685] [2024-11-28 04:51:43,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [949476685] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:51:43,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:51:43,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:51:43,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801214182] [2024-11-28 04:51:43,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:51:43,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:51:43,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:51:43,296 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:51:43,297 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:51:43,297 INFO L87 Difference]: Start difference. First operand 1081 states and 1426 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:51:45,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:45,490 INFO L93 Difference]: Finished difference Result 2693 states and 3580 transitions. [2024-11-28 04:51:45,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:51:45,491 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-28 04:51:45,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:45,496 INFO L225 Difference]: With dead ends: 2693 [2024-11-28 04:51:45,496 INFO L226 Difference]: Without dead ends: 1672 [2024-11-28 04:51:45,498 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:51:45,498 INFO L435 NwaCegarLoop]: 236 mSDtfsCounter, 232 mSDsluCounter, 730 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 966 SdHoareTripleChecker+Invalid, 542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:45,499 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 966 Invalid, 542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-28 04:51:45,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1672 states. [2024-11-28 04:51:45,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1672 to 1356. [2024-11-28 04:51:45,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1356 states, 1291 states have (on average 1.3206816421378775) internal successors, (1705), 1296 states have internal predecessors, (1705), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:51:45,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1356 states and 1813 transitions. [2024-11-28 04:51:45,627 INFO L78 Accepts]: Start accepts. Automaton has 1356 states and 1813 transitions. Word has length 149 [2024-11-28 04:51:45,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:45,627 INFO L471 AbstractCegarLoop]: Abstraction has 1356 states and 1813 transitions. [2024-11-28 04:51:45,628 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:51:45,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1813 transitions. [2024-11-28 04:51:45,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 04:51:45,629 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:45,630 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:51:45,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:51:45,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:51:45,830 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:45,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:45,831 INFO L85 PathProgramCache]: Analyzing trace with hash -664154231, now seen corresponding path program 1 times [2024-11-28 04:51:45,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:51:45,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [771842299] [2024-11-28 04:51:45,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:45,831 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 [2024-11-28 04:51:45,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:51:45,833 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:51:45,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:51:46,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:46,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:51:46,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:51:46,413 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-28 04:51:46,413 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 39 treesize of output 15 [2024-11-28 04:51:46,485 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:51:46,485 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:51:46,486 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:51:46,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [771842299] [2024-11-28 04:51:46,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [771842299] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:51:46,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:51:46,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:51:46,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099390616] [2024-11-28 04:51:46,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:51:46,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:51:46,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:51:46,487 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:51:46,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:51:46,488 INFO L87 Difference]: Start difference. First operand 1356 states and 1813 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:51:47,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:47,763 INFO L93 Difference]: Finished difference Result 2654 states and 3545 transitions. [2024-11-28 04:51:47,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:51:47,764 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-28 04:51:47,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:47,769 INFO L225 Difference]: With dead ends: 2654 [2024-11-28 04:51:47,769 INFO L226 Difference]: Without dead ends: 1358 [2024-11-28 04:51:47,771 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:51:47,772 INFO L435 NwaCegarLoop]: 174 mSDtfsCounter, 65 mSDsluCounter, 499 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 673 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:47,772 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 673 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 04:51:47,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1358 states. [2024-11-28 04:51:47,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1358 to 1356. [2024-11-28 04:51:47,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1356 states, 1291 states have (on average 1.3113865220759102) internal successors, (1693), 1296 states have internal predecessors, (1693), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:51:47,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1356 states and 1801 transitions. [2024-11-28 04:51:47,891 INFO L78 Accepts]: Start accepts. Automaton has 1356 states and 1801 transitions. Word has length 149 [2024-11-28 04:51:47,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:47,891 INFO L471 AbstractCegarLoop]: Abstraction has 1356 states and 1801 transitions. [2024-11-28 04:51:47,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:51:47,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1356 states and 1801 transitions. [2024-11-28 04:51:47,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 04:51:47,892 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:47,892 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:51:47,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Ended with exit code 0 [2024-11-28 04:51:48,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:51:48,093 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:48,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:48,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1825374731, now seen corresponding path program 1 times [2024-11-28 04:51:48,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:51:48,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [651925072] [2024-11-28 04:51:48,094 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:48,094 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 [2024-11-28 04:51:48,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:51:48,096 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:51:48,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:51:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:48,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:51:48,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:51:52,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2024-11-28 04:51:53,245 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:51:53,245 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 39 treesize of output 15 [2024-11-28 04:51:53,343 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:51:53,343 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:51:53,343 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:51:53,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [651925072] [2024-11-28 04:51:53,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [651925072] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:51:53,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:51:53,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:51:53,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294622586] [2024-11-28 04:51:53,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:51:53,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:51:53,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:51:53,345 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:51:53,345 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:51:53,345 INFO L87 Difference]: Start difference. First operand 1356 states and 1801 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:51:55,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:51:55,712 INFO L93 Difference]: Finished difference Result 2873 states and 3824 transitions. [2024-11-28 04:51:55,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:51:55,713 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-28 04:51:55,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:51:55,718 INFO L225 Difference]: With dead ends: 2873 [2024-11-28 04:51:55,719 INFO L226 Difference]: Without dead ends: 1577 [2024-11-28 04:51:55,720 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:51:55,721 INFO L435 NwaCegarLoop]: 190 mSDtfsCounter, 317 mSDsluCounter, 527 mSDsCounter, 0 mSdLazyCounter, 441 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 441 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:51:55,721 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 717 Invalid, 462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 441 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-28 04:51:55,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1577 states. [2024-11-28 04:51:55,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1577 to 1034. [2024-11-28 04:51:55,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1034 states, 969 states have (on average 1.3116615067079462) internal successors, (1271), 974 states have internal predecessors, (1271), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:51:55,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 1034 states and 1379 transitions. [2024-11-28 04:51:55,886 INFO L78 Accepts]: Start accepts. Automaton has 1034 states and 1379 transitions. Word has length 149 [2024-11-28 04:51:55,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:51:55,886 INFO L471 AbstractCegarLoop]: Abstraction has 1034 states and 1379 transitions. [2024-11-28 04:51:55,886 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:51:55,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1379 transitions. [2024-11-28 04:51:55,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 04:51:55,888 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:51:55,888 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:51:55,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:51:56,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:51:56,089 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:51:56,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:51:56,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1885261755, now seen corresponding path program 1 times [2024-11-28 04:51:56,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:51:56,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1515920511] [2024-11-28 04:51:56,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:51:56,090 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 [2024-11-28 04:51:56,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:51:56,091 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:51:56,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:51:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:51:56,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-28 04:51:56,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:00,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2024-11-28 04:52:00,657 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:52:00,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 13 [2024-11-28 04:52:00,703 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:52:00,703 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:00,703 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:00,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1515920511] [2024-11-28 04:52:00,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1515920511] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:00,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:52:00,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:52:00,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855306328] [2024-11-28 04:52:00,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:00,703 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:52:00,703 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:00,704 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:52:00,704 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:52:00,704 INFO L87 Difference]: Start difference. First operand 1034 states and 1379 transitions. Second operand has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:02,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:02,723 INFO L93 Difference]: Finished difference Result 2218 states and 2954 transitions. [2024-11-28 04:52:02,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:52:02,724 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-28 04:52:02,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:02,730 INFO L225 Difference]: With dead ends: 2218 [2024-11-28 04:52:02,730 INFO L226 Difference]: Without dead ends: 1244 [2024-11-28 04:52:02,731 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:52:02,732 INFO L435 NwaCegarLoop]: 199 mSDtfsCounter, 209 mSDsluCounter, 689 mSDsCounter, 0 mSdLazyCounter, 504 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 888 SdHoareTripleChecker+Invalid, 504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:02,732 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 888 Invalid, 504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 504 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 04:52:02,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1244 states. [2024-11-28 04:52:02,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1244 to 1043. [2024-11-28 04:52:02,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1043 states, 978 states have (on average 1.3118609406952966) internal successors, (1283), 983 states have internal predecessors, (1283), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:52:02,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 1043 states and 1391 transitions. [2024-11-28 04:52:02,834 INFO L78 Accepts]: Start accepts. Automaton has 1043 states and 1391 transitions. Word has length 149 [2024-11-28 04:52:02,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:02,834 INFO L471 AbstractCegarLoop]: Abstraction has 1043 states and 1391 transitions. [2024-11-28 04:52:02,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:02,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 1391 transitions. [2024-11-28 04:52:02,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 04:52:02,837 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:02,837 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:02,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:03,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:03,037 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:03,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:03,038 INFO L85 PathProgramCache]: Analyzing trace with hash -1627096317, now seen corresponding path program 1 times [2024-11-28 04:52:03,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:03,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [36397492] [2024-11-28 04:52:03,038 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:03,038 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 [2024-11-28 04:52:03,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:03,040 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:52:03,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:03,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 04:52:03,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:03,486 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:52:03,487 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 27 treesize of output 23 [2024-11-28 04:52:03,523 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:52:03,523 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:03,524 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:03,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [36397492] [2024-11-28 04:52:03,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [36397492] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:03,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:52:03,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:52:03,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334704466] [2024-11-28 04:52:03,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:03,524 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:52:03,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:03,525 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:52:03,525 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:52:03,525 INFO L87 Difference]: Start difference. First operand 1043 states and 1391 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:04,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:04,281 INFO L93 Difference]: Finished difference Result 2245 states and 2996 transitions. [2024-11-28 04:52:04,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:52:04,282 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-28 04:52:04,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:04,286 INFO L225 Difference]: With dead ends: 2245 [2024-11-28 04:52:04,286 INFO L226 Difference]: Without dead ends: 1262 [2024-11-28 04:52:04,288 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:52:04,288 INFO L435 NwaCegarLoop]: 240 mSDtfsCounter, 82 mSDsluCounter, 527 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 767 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:04,289 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 767 Invalid, 156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:52:04,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1262 states. [2024-11-28 04:52:04,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1262 to 1055. [2024-11-28 04:52:04,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1055 states, 990 states have (on average 1.314141414141414) internal successors, (1301), 995 states have internal predecessors, (1301), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:52:04,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 1055 states and 1409 transitions. [2024-11-28 04:52:04,380 INFO L78 Accepts]: Start accepts. Automaton has 1055 states and 1409 transitions. Word has length 149 [2024-11-28 04:52:04,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:04,380 INFO L471 AbstractCegarLoop]: Abstraction has 1055 states and 1409 transitions. [2024-11-28 04:52:04,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1409 transitions. [2024-11-28 04:52:04,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 04:52:04,381 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:04,382 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:04,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:04,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:04,582 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:04,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:04,582 INFO L85 PathProgramCache]: Analyzing trace with hash -2020123327, now seen corresponding path program 1 times [2024-11-28 04:52:04,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:04,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2035292691] [2024-11-28 04:52:04,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:04,583 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 [2024-11-28 04:52:04,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:04,585 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:52:04,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:05,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:52:05,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:06,835 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 15 treesize of output 15 [2024-11-28 04:52:07,201 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:52:07,202 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 26 treesize of output 10 [2024-11-28 04:52:07,360 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:52:07,360 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:07,360 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:07,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2035292691] [2024-11-28 04:52:07,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2035292691] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:07,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:52:07,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:52:07,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925905144] [2024-11-28 04:52:07,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:07,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:52:07,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:07,361 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:52:07,361 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:52:07,362 INFO L87 Difference]: Start difference. First operand 1055 states and 1409 transitions. Second operand has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 10 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:09,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:09,275 INFO L93 Difference]: Finished difference Result 2263 states and 3011 transitions. [2024-11-28 04:52:09,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:52:09,276 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 10 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-28 04:52:09,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:09,279 INFO L225 Difference]: With dead ends: 2263 [2024-11-28 04:52:09,279 INFO L226 Difference]: Without dead ends: 1268 [2024-11-28 04:52:09,280 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2024-11-28 04:52:09,281 INFO L435 NwaCegarLoop]: 204 mSDtfsCounter, 249 mSDsluCounter, 1327 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 1531 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:09,281 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 1531 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-28 04:52:09,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1268 states. [2024-11-28 04:52:09,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1268 to 1067. [2024-11-28 04:52:09,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1067 states, 1002 states have (on average 1.313373253493014) internal successors, (1316), 1007 states have internal predecessors, (1316), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:52:09,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 1067 states and 1424 transitions. [2024-11-28 04:52:09,391 INFO L78 Accepts]: Start accepts. Automaton has 1067 states and 1424 transitions. Word has length 149 [2024-11-28 04:52:09,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:09,391 INFO L471 AbstractCegarLoop]: Abstraction has 1067 states and 1424 transitions. [2024-11-28 04:52:09,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 10 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:09,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 1424 transitions. [2024-11-28 04:52:09,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 04:52:09,392 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:09,392 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:09,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:09,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:09,593 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:09,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:09,593 INFO L85 PathProgramCache]: Analyzing trace with hash -1778560742, now seen corresponding path program 1 times [2024-11-28 04:52:09,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:09,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [21721071] [2024-11-28 04:52:09,593 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:09,593 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 [2024-11-28 04:52:09,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:09,595 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:52:09,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:10,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:10,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:52:10,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:13,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2024-11-28 04:52:13,763 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:52:13,763 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:13,763 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:13,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [21721071] [2024-11-28 04:52:13,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [21721071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:13,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:52:13,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:52:13,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952081330] [2024-11-28 04:52:13,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:13,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:52:13,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:13,764 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:52:13,765 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:52:13,765 INFO L87 Difference]: Start difference. First operand 1067 states and 1424 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:15,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:15,114 INFO L93 Difference]: Finished difference Result 2290 states and 3038 transitions. [2024-11-28 04:52:15,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:52:15,115 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-28 04:52:15,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:15,117 INFO L225 Difference]: With dead ends: 2290 [2024-11-28 04:52:15,117 INFO L226 Difference]: Without dead ends: 1193 [2024-11-28 04:52:15,118 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:52:15,119 INFO L435 NwaCegarLoop]: 200 mSDtfsCounter, 242 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 338 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:15,119 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [242 Valid, 569 Invalid, 339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 338 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 04:52:15,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1193 states. [2024-11-28 04:52:15,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1193 to 1031. [2024-11-28 04:52:15,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1031 states, 966 states have (on average 1.2939958592132506) internal successors, (1250), 971 states have internal predecessors, (1250), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:52:15,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1358 transitions. [2024-11-28 04:52:15,237 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1358 transitions. Word has length 149 [2024-11-28 04:52:15,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:15,237 INFO L471 AbstractCegarLoop]: Abstraction has 1031 states and 1358 transitions. [2024-11-28 04:52:15,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:15,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1358 transitions. [2024-11-28 04:52:15,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 04:52:15,239 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:15,239 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:15,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:15,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:15,441 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:15,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:15,441 INFO L85 PathProgramCache]: Analyzing trace with hash -857627590, now seen corresponding path program 1 times [2024-11-28 04:52:15,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:15,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [792533322] [2024-11-28 04:52:15,441 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:15,442 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:15,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:15,443 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:52:15,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:15,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 04:52:15,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:19,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2024-11-28 04:52:19,431 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:52:19,432 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 38 treesize of output 14 [2024-11-28 04:52:19,435 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:52:19,435 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:19,435 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:19,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [792533322] [2024-11-28 04:52:19,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [792533322] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:19,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:52:19,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:52:19,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574572464] [2024-11-28 04:52:19,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:19,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:52:19,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:19,436 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:52:19,436 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:52:19,436 INFO L87 Difference]: Start difference. First operand 1031 states and 1358 transitions. Second operand has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:20,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:20,632 INFO L93 Difference]: Finished difference Result 1842 states and 2408 transitions. [2024-11-28 04:52:20,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:52:20,634 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-28 04:52:20,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:20,637 INFO L225 Difference]: With dead ends: 1842 [2024-11-28 04:52:20,637 INFO L226 Difference]: Without dead ends: 871 [2024-11-28 04:52:20,638 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:52:20,639 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 113 mSDsluCounter, 273 mSDsCounter, 0 mSdLazyCounter, 306 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:20,639 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 431 Invalid, 307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 306 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 04:52:20,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 871 states. [2024-11-28 04:52:20,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 871 to 871. [2024-11-28 04:52:20,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 871 states, 806 states have (on average 1.2679900744416874) internal successors, (1022), 811 states have internal predecessors, (1022), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:52:20,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 871 states and 1130 transitions. [2024-11-28 04:52:20,735 INFO L78 Accepts]: Start accepts. Automaton has 871 states and 1130 transitions. Word has length 149 [2024-11-28 04:52:20,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:20,735 INFO L471 AbstractCegarLoop]: Abstraction has 871 states and 1130 transitions. [2024-11-28 04:52:20,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:20,735 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1130 transitions. [2024-11-28 04:52:20,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 04:52:20,736 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:20,737 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:20,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:20,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:20,937 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:20,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:20,938 INFO L85 PathProgramCache]: Analyzing trace with hash 270410366, now seen corresponding path program 1 times [2024-11-28 04:52:20,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:20,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1833821953] [2024-11-28 04:52:20,938 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:20,938 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 [2024-11-28 04:52:20,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:20,940 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:52:20,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:21,432 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:52:21,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:25,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2024-11-28 04:52:25,337 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:52:25,338 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 26 treesize of output 10 [2024-11-28 04:52:25,376 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:52:25,376 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:25,376 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:25,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1833821953] [2024-11-28 04:52:25,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1833821953] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:25,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:52:25,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:52:25,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662761760] [2024-11-28 04:52:25,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:25,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:52:25,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:25,377 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:52:25,377 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:52:25,377 INFO L87 Difference]: Start difference. First operand 871 states and 1130 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:27,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:27,399 INFO L93 Difference]: Finished difference Result 2056 states and 2673 transitions. [2024-11-28 04:52:27,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:52:27,400 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-28 04:52:27,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:27,403 INFO L225 Difference]: With dead ends: 2056 [2024-11-28 04:52:27,403 INFO L226 Difference]: Without dead ends: 1245 [2024-11-28 04:52:27,404 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:52:27,404 INFO L435 NwaCegarLoop]: 221 mSDtfsCounter, 247 mSDsluCounter, 697 mSDsCounter, 0 mSdLazyCounter, 499 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 918 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:27,404 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 918 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 499 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-28 04:52:27,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1245 states. [2024-11-28 04:52:27,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1245 to 913. [2024-11-28 04:52:27,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 913 states, 848 states have (on average 1.275943396226415) internal successors, (1082), 853 states have internal predecessors, (1082), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:52:27,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 913 states and 1190 transitions. [2024-11-28 04:52:27,496 INFO L78 Accepts]: Start accepts. Automaton has 913 states and 1190 transitions. Word has length 149 [2024-11-28 04:52:27,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:27,496 INFO L471 AbstractCegarLoop]: Abstraction has 913 states and 1190 transitions. [2024-11-28 04:52:27,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:27,496 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1190 transitions. [2024-11-28 04:52:27,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 04:52:27,498 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:27,498 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:27,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:27,698 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:27,699 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:27,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:27,699 INFO L85 PathProgramCache]: Analyzing trace with hash 528575804, now seen corresponding path program 1 times [2024-11-28 04:52:27,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:27,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1190896158] [2024-11-28 04:52:27,699 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:27,699 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 [2024-11-28 04:52:27,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:27,702 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:52:27,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:28,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:28,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:52:28,141 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:31,412 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 15 treesize of output 15 [2024-11-28 04:52:31,859 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2024-11-28 04:52:32,046 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:52:32,046 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 26 treesize of output 10 [2024-11-28 04:52:32,147 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:52:32,148 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:32,148 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:32,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1190896158] [2024-11-28 04:52:32,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1190896158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:32,148 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:52:32,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:52:32,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312771683] [2024-11-28 04:52:32,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:32,149 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:52:32,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:32,149 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:52:32,149 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:52:32,149 INFO L87 Difference]: Start difference. First operand 913 states and 1190 transitions. Second operand has 10 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:34,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:34,804 INFO L93 Difference]: Finished difference Result 1941 states and 2517 transitions. [2024-11-28 04:52:34,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:52:34,807 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-28 04:52:34,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:34,811 INFO L225 Difference]: With dead ends: 1941 [2024-11-28 04:52:34,811 INFO L226 Difference]: Without dead ends: 1088 [2024-11-28 04:52:34,812 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-11-28 04:52:34,814 INFO L435 NwaCegarLoop]: 251 mSDtfsCounter, 235 mSDsluCounter, 1221 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 235 SdHoareTripleChecker+Valid, 1472 SdHoareTripleChecker+Invalid, 739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:34,815 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [235 Valid, 1472 Invalid, 739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-28 04:52:34,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1088 states. [2024-11-28 04:52:34,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1088 to 980. [2024-11-28 04:52:34,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 980 states, 915 states have (on average 1.2721311475409836) internal successors, (1164), 920 states have internal predecessors, (1164), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:52:34,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 980 states and 1272 transitions. [2024-11-28 04:52:34,909 INFO L78 Accepts]: Start accepts. Automaton has 980 states and 1272 transitions. Word has length 149 [2024-11-28 04:52:34,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:34,909 INFO L471 AbstractCegarLoop]: Abstraction has 980 states and 1272 transitions. [2024-11-28 04:52:34,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.7) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:34,910 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1272 transitions. [2024-11-28 04:52:34,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-28 04:52:34,911 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:34,911 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:34,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:35,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:35,111 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:35,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:35,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1070995586, now seen corresponding path program 1 times [2024-11-28 04:52:35,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:35,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [507231820] [2024-11-28 04:52:35,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:35,112 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 [2024-11-28 04:52:35,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:35,114 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:52:35,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:35,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:35,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:52:35,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:39,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2024-11-28 04:52:40,238 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:52:40,238 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 39 treesize of output 15 [2024-11-28 04:52:40,306 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:52:40,306 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:40,307 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:40,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [507231820] [2024-11-28 04:52:40,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [507231820] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:40,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:52:40,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:52:40,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029239347] [2024-11-28 04:52:40,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:40,307 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:52:40,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:40,308 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:52:40,308 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:52:40,308 INFO L87 Difference]: Start difference. First operand 980 states and 1272 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:42,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:42,846 INFO L93 Difference]: Finished difference Result 2299 states and 2972 transitions. [2024-11-28 04:52:42,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:52:42,847 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 149 [2024-11-28 04:52:42,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:42,849 INFO L225 Difference]: With dead ends: 2299 [2024-11-28 04:52:42,849 INFO L226 Difference]: Without dead ends: 1379 [2024-11-28 04:52:42,850 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:52:42,850 INFO L435 NwaCegarLoop]: 186 mSDtfsCounter, 214 mSDsluCounter, 598 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 784 SdHoareTripleChecker+Invalid, 525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:42,850 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 784 Invalid, 525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-28 04:52:42,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1379 states. [2024-11-28 04:52:42,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1379 to 914. [2024-11-28 04:52:42,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 914 states, 849 states have (on average 1.2555948174322733) internal successors, (1066), 854 states have internal predecessors, (1066), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:52:42,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 914 states and 1174 transitions. [2024-11-28 04:52:42,942 INFO L78 Accepts]: Start accepts. Automaton has 914 states and 1174 transitions. Word has length 149 [2024-11-28 04:52:42,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:42,942 INFO L471 AbstractCegarLoop]: Abstraction has 914 states and 1174 transitions. [2024-11-28 04:52:42,942 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 7 states have internal predecessors, (67), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:42,943 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1174 transitions. [2024-11-28 04:52:42,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-28 04:52:42,943 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:42,944 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:42,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:43,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:43,144 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:43,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:43,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1746480400, now seen corresponding path program 1 times [2024-11-28 04:52:43,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:43,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1482531186] [2024-11-28 04:52:43,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:43,145 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 [2024-11-28 04:52:43,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:43,147 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:52:43,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:52:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:43,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-28 04:52:43,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:44,489 INFO L349 Elim1Store]: treesize reduction 18, result has 51.4 percent of original size [2024-11-28 04:52:44,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 35 [2024-11-28 04:52:44,571 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:52:44,571 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:44,571 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:44,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1482531186] [2024-11-28 04:52:44,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1482531186] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:44,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:52:44,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:52:44,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830221204] [2024-11-28 04:52:44,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:44,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:52:44,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:44,572 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:52:44,572 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:52:44,572 INFO L87 Difference]: Start difference. First operand 914 states and 1174 transitions. Second operand has 10 states, 10 states have (on average 6.8) internal successors, (68), 10 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:47,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:47,527 INFO L93 Difference]: Finished difference Result 1944 states and 2492 transitions. [2024-11-28 04:52:47,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:52:47,528 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.8) internal successors, (68), 10 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 150 [2024-11-28 04:52:47,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:47,530 INFO L225 Difference]: With dead ends: 1944 [2024-11-28 04:52:47,530 INFO L226 Difference]: Without dead ends: 1090 [2024-11-28 04:52:47,531 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:52:47,532 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 218 mSDsluCounter, 749 mSDsCounter, 0 mSdLazyCounter, 546 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 887 SdHoareTripleChecker+Invalid, 576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:47,532 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 887 Invalid, 576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 546 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-28 04:52:47,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1090 states. [2024-11-28 04:52:47,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1090 to 929. [2024-11-28 04:52:47,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 929 states, 864 states have (on average 1.2511574074074074) internal successors, (1081), 869 states have internal predecessors, (1081), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:52:47,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 929 states and 1189 transitions. [2024-11-28 04:52:47,631 INFO L78 Accepts]: Start accepts. Automaton has 929 states and 1189 transitions. Word has length 150 [2024-11-28 04:52:47,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:47,632 INFO L471 AbstractCegarLoop]: Abstraction has 929 states and 1189 transitions. [2024-11-28 04:52:47,632 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.8) internal successors, (68), 10 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:47,632 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1189 transitions. [2024-11-28 04:52:47,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-28 04:52:47,634 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:47,634 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:47,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Ended with exit code 0 [2024-11-28 04:52:47,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:47,834 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:47,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:47,835 INFO L85 PathProgramCache]: Analyzing trace with hash -42856368, now seen corresponding path program 1 times [2024-11-28 04:52:47,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:47,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2088134004] [2024-11-28 04:52:47,836 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:47,836 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 [2024-11-28 04:52:47,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:47,838 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:52:47,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (42)] Waiting until timeout for monitored process [2024-11-28 04:52:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:48,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-28 04:52:48,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:48,972 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-28 04:52:48,972 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 38 treesize of output 14 [2024-11-28 04:52:49,021 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:52:49,021 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:49,021 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:49,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2088134004] [2024-11-28 04:52:49,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2088134004] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:49,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:52:49,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:52:49,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062191822] [2024-11-28 04:52:49,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:49,022 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:52:49,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:49,023 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:52:49,023 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:52:49,023 INFO L87 Difference]: Start difference. First operand 929 states and 1189 transitions. Second operand has 10 states, 10 states have (on average 6.8) internal successors, (68), 10 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:50,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:50,930 INFO L93 Difference]: Finished difference Result 1960 states and 2508 transitions. [2024-11-28 04:52:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:52:50,931 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.8) internal successors, (68), 10 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 150 [2024-11-28 04:52:50,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:50,933 INFO L225 Difference]: With dead ends: 1960 [2024-11-28 04:52:50,933 INFO L226 Difference]: Without dead ends: 1091 [2024-11-28 04:52:50,934 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 141 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:52:50,934 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 102 mSDsluCounter, 720 mSDsCounter, 0 mSdLazyCounter, 479 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 870 SdHoareTripleChecker+Invalid, 480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:50,934 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 870 Invalid, 480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 479 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 04:52:50,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1091 states. [2024-11-28 04:52:51,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1091 to 917. [2024-11-28 04:52:51,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 917 states, 852 states have (on average 1.2546948356807512) internal successors, (1069), 857 states have internal predecessors, (1069), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:52:51,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 917 states and 1177 transitions. [2024-11-28 04:52:51,050 INFO L78 Accepts]: Start accepts. Automaton has 917 states and 1177 transitions. Word has length 150 [2024-11-28 04:52:51,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:51,050 INFO L471 AbstractCegarLoop]: Abstraction has 917 states and 1177 transitions. [2024-11-28 04:52:51,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.8) internal successors, (68), 10 states have internal predecessors, (68), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:51,050 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1177 transitions. [2024-11-28 04:52:51,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:52:51,051 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:51,052 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:51,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (42)] Ended with exit code 0 [2024-11-28 04:52:51,252 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:51,252 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:51,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:51,254 INFO L85 PathProgramCache]: Analyzing trace with hash 674482458, now seen corresponding path program 1 times [2024-11-28 04:52:51,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:51,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1379139180] [2024-11-28 04:52:51,258 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:51,258 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:51,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:51,263 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:52:51,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (43)] Waiting until timeout for monitored process [2024-11-28 04:52:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:51,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-28 04:52:51,785 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:52:55,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 19 [2024-11-28 04:52:56,298 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:52:56,298 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 27 treesize of output 11 [2024-11-28 04:52:56,334 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:52:56,334 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:52:56,335 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:52:56,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1379139180] [2024-11-28 04:52:56,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1379139180] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:52:56,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:52:56,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:52:56,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149963336] [2024-11-28 04:52:56,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:52:56,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:52:56,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:52:56,336 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:52:56,336 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:52:56,336 INFO L87 Difference]: Start difference. First operand 917 states and 1177 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:57,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:52:57,945 INFO L93 Difference]: Finished difference Result 2263 states and 2913 transitions. [2024-11-28 04:52:57,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:52:57,946 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:52:57,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:52:57,950 INFO L225 Difference]: With dead ends: 2263 [2024-11-28 04:52:57,950 INFO L226 Difference]: Without dead ends: 1406 [2024-11-28 04:52:57,951 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:52:57,952 INFO L435 NwaCegarLoop]: 218 mSDtfsCounter, 212 mSDsluCounter, 527 mSDsCounter, 0 mSdLazyCounter, 372 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 745 SdHoareTripleChecker+Invalid, 373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:52:57,952 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 745 Invalid, 373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 372 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-28 04:52:57,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1406 states. [2024-11-28 04:52:58,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1406 to 1187. [2024-11-28 04:52:58,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1187 states, 1122 states have (on average 1.2602495543672014) internal successors, (1414), 1127 states have internal predecessors, (1414), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:52:58,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1187 states and 1522 transitions. [2024-11-28 04:52:58,130 INFO L78 Accepts]: Start accepts. Automaton has 1187 states and 1522 transitions. Word has length 154 [2024-11-28 04:52:58,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:52:58,130 INFO L471 AbstractCegarLoop]: Abstraction has 1187 states and 1522 transitions. [2024-11-28 04:52:58,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:52:58,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1522 transitions. [2024-11-28 04:52:58,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:52:58,133 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:52:58,133 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:52:58,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (43)] Ended with exit code 0 [2024-11-28 04:52:58,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:52:58,333 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:52:58,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:52:58,334 INFO L85 PathProgramCache]: Analyzing trace with hash 539620886, now seen corresponding path program 1 times [2024-11-28 04:52:58,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:52:58,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [157870250] [2024-11-28 04:52:58,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:52:58,334 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 [2024-11-28 04:52:58,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:52:58,336 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:52:58,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (44)] Waiting until timeout for monitored process [2024-11-28 04:52:58,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:52:58,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:52:58,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:53:02,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2024-11-28 04:53:03,246 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:53:03,247 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 26 treesize of output 10 [2024-11-28 04:53:03,286 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:53:03,286 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:53:03,286 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:53:03,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [157870250] [2024-11-28 04:53:03,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [157870250] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:53:03,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:53:03,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:53:03,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717941229] [2024-11-28 04:53:03,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:53:03,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:53:03,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:53:03,288 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:53:03,288 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:53:03,288 INFO L87 Difference]: Start difference. First operand 1187 states and 1522 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:05,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:53:05,246 INFO L93 Difference]: Finished difference Result 2767 states and 3531 transitions. [2024-11-28 04:53:05,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:53:05,248 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:53:05,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:53:05,250 INFO L225 Difference]: With dead ends: 2767 [2024-11-28 04:53:05,251 INFO L226 Difference]: Without dead ends: 1640 [2024-11-28 04:53:05,252 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:53:05,252 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 337 mSDsluCounter, 713 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 926 SdHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:53:05,253 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 926 Invalid, 548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 529 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 04:53:05,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2024-11-28 04:53:05,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1409. [2024-11-28 04:53:05,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1409 states, 1344 states have (on average 1.2462797619047619) internal successors, (1675), 1349 states have internal predecessors, (1675), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:53:05,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1409 states and 1783 transitions. [2024-11-28 04:53:05,365 INFO L78 Accepts]: Start accepts. Automaton has 1409 states and 1783 transitions. Word has length 154 [2024-11-28 04:53:05,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:53:05,366 INFO L471 AbstractCegarLoop]: Abstraction has 1409 states and 1783 transitions. [2024-11-28 04:53:05,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:05,366 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1783 transitions. [2024-11-28 04:53:05,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:53:05,368 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:53:05,368 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:53:05,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (44)] Ended with exit code 0 [2024-11-28 04:53:05,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:53:05,569 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:53:05,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:53:05,569 INFO L85 PathProgramCache]: Analyzing trace with hash 781183471, now seen corresponding path program 1 times [2024-11-28 04:53:05,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:53:05,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1550699598] [2024-11-28 04:53:05,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:53:05,569 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 [2024-11-28 04:53:05,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:53:05,571 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:53:05,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (45)] Waiting until timeout for monitored process [2024-11-28 04:53:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:53:06,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:53:06,093 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:53:08,107 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 15 treesize of output 15 [2024-11-28 04:53:08,480 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:53:08,480 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 26 treesize of output 10 [2024-11-28 04:53:08,643 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:53:08,644 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:53:08,644 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:53:08,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1550699598] [2024-11-28 04:53:08,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1550699598] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:53:08,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:53:08,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:53:08,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070348317] [2024-11-28 04:53:08,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:53:08,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:53:08,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:53:08,645 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:53:08,645 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:53:08,645 INFO L87 Difference]: Start difference. First operand 1409 states and 1783 transitions. Second operand has 12 states, 12 states have (on average 6.0) internal successors, (72), 11 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:11,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:53:11,096 INFO L93 Difference]: Finished difference Result 3469 states and 4368 transitions. [2024-11-28 04:53:11,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:53:11,097 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 11 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:53:11,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:53:11,100 INFO L225 Difference]: With dead ends: 3469 [2024-11-28 04:53:11,100 INFO L226 Difference]: Without dead ends: 2120 [2024-11-28 04:53:11,102 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:53:11,103 INFO L435 NwaCegarLoop]: 159 mSDtfsCounter, 262 mSDsluCounter, 1132 mSDsCounter, 0 mSdLazyCounter, 680 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 1291 SdHoareTripleChecker+Invalid, 681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 680 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:53:11,103 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 1291 Invalid, 681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 680 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-28 04:53:11,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2120 states. [2024-11-28 04:53:11,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2120 to 1907. [2024-11-28 04:53:11,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1907 states, 1842 states have (on average 1.235070575461455) internal successors, (2275), 1847 states have internal predecessors, (2275), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:53:11,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1907 states and 2383 transitions. [2024-11-28 04:53:11,288 INFO L78 Accepts]: Start accepts. Automaton has 1907 states and 2383 transitions. Word has length 154 [2024-11-28 04:53:11,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:53:11,288 INFO L471 AbstractCegarLoop]: Abstraction has 1907 states and 2383 transitions. [2024-11-28 04:53:11,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 11 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:11,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2383 transitions. [2024-11-28 04:53:11,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:53:11,291 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:53:11,291 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:53:11,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (45)] Ended with exit code 0 [2024-11-28 04:53:11,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:53:11,495 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:53:11,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:53:11,496 INFO L85 PathProgramCache]: Analyzing trace with hash 388156461, now seen corresponding path program 1 times [2024-11-28 04:53:11,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:53:11,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [626623811] [2024-11-28 04:53:11,496 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:53:11,497 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 [2024-11-28 04:53:11,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:53:11,499 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:53:11,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (46)] Waiting until timeout for monitored process [2024-11-28 04:53:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:53:12,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 04:53:12,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:53:12,256 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-11-28 04:53:12,256 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 26 treesize of output 19 [2024-11-28 04:53:12,283 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:53:12,283 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:53:12,283 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:53:12,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [626623811] [2024-11-28 04:53:12,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [626623811] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:53:12,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:53:12,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:53:12,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974916801] [2024-11-28 04:53:12,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:53:12,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:53:12,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:53:12,284 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:53:12,284 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:53:12,285 INFO L87 Difference]: Start difference. First operand 1907 states and 2383 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:13,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:53:13,046 INFO L93 Difference]: Finished difference Result 4069 states and 5112 transitions. [2024-11-28 04:53:13,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:53:13,047 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:53:13,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:53:13,052 INFO L225 Difference]: With dead ends: 4069 [2024-11-28 04:53:13,052 INFO L226 Difference]: Without dead ends: 2222 [2024-11-28 04:53:13,054 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:53:13,054 INFO L435 NwaCegarLoop]: 234 mSDtfsCounter, 83 mSDsluCounter, 514 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 748 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:53:13,055 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 748 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:53:13,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2222 states. [2024-11-28 04:53:13,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2222 to 1979. [2024-11-28 04:53:13,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1979 states, 1914 states have (on average 1.2450365726227794) internal successors, (2383), 1919 states have internal predecessors, (2383), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:53:13,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1979 states and 2491 transitions. [2024-11-28 04:53:13,251 INFO L78 Accepts]: Start accepts. Automaton has 1979 states and 2491 transitions. Word has length 154 [2024-11-28 04:53:13,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:53:13,251 INFO L471 AbstractCegarLoop]: Abstraction has 1979 states and 2491 transitions. [2024-11-28 04:53:13,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:13,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2491 transitions. [2024-11-28 04:53:13,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:53:13,254 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:53:13,255 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:53:13,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (46)] Ended with exit code 0 [2024-11-28 04:53:13,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:53:13,455 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:53:13,456 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:53:13,456 INFO L85 PathProgramCache]: Analyzing trace with hash -471496364, now seen corresponding path program 1 times [2024-11-28 04:53:13,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:53:13,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [761738504] [2024-11-28 04:53:13,456 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:53:13,456 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 [2024-11-28 04:53:13,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:53:13,458 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:53:13,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (47)] Waiting until timeout for monitored process [2024-11-28 04:53:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:53:14,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:53:14,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:53:17,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2024-11-28 04:53:18,073 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:53:18,073 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 38 treesize of output 14 [2024-11-28 04:53:18,122 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:53:18,122 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:53:18,122 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:53:18,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [761738504] [2024-11-28 04:53:18,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [761738504] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:53:18,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:53:18,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:53:18,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382600137] [2024-11-28 04:53:18,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:53:18,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:53:18,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:53:18,123 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:53:18,123 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:53:18,123 INFO L87 Difference]: Start difference. First operand 1979 states and 2491 transitions. Second operand has 8 states, 8 states have (on average 9.0) internal successors, (72), 7 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:20,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:53:20,206 INFO L93 Difference]: Finished difference Result 4546 states and 5703 transitions. [2024-11-28 04:53:20,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:53:20,207 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 7 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:53:20,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:53:20,213 INFO L225 Difference]: With dead ends: 4546 [2024-11-28 04:53:20,214 INFO L226 Difference]: Without dead ends: 2627 [2024-11-28 04:53:20,216 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:53:20,217 INFO L435 NwaCegarLoop]: 211 mSDtfsCounter, 250 mSDsluCounter, 658 mSDsCounter, 0 mSdLazyCounter, 501 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 869 SdHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:53:20,217 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 869 Invalid, 502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 501 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 04:53:20,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2627 states. [2024-11-28 04:53:20,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2627 to 2372. [2024-11-28 04:53:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2372 states, 2307 states have (on average 1.2214997832683139) internal successors, (2818), 2312 states have internal predecessors, (2818), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:53:20,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 2372 states and 2926 transitions. [2024-11-28 04:53:20,420 INFO L78 Accepts]: Start accepts. Automaton has 2372 states and 2926 transitions. Word has length 154 [2024-11-28 04:53:20,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:53:20,421 INFO L471 AbstractCegarLoop]: Abstraction has 2372 states and 2926 transitions. [2024-11-28 04:53:20,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 7 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:20,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 2926 transitions. [2024-11-28 04:53:20,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:53:20,424 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:53:20,424 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:53:20,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (47)] Ended with exit code 0 [2024-11-28 04:53:20,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:53:20,625 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:53:20,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:53:20,625 INFO L85 PathProgramCache]: Analyzing trace with hash 271710381, now seen corresponding path program 1 times [2024-11-28 04:53:20,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:53:20,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1106481188] [2024-11-28 04:53:20,626 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:53:20,626 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 [2024-11-28 04:53:20,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:53:20,629 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:53:20,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (48)] Waiting until timeout for monitored process [2024-11-28 04:53:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:53:21,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 04:53:21,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:53:21,298 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-11-28 04:53:21,299 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 26 treesize of output 19 [2024-11-28 04:53:21,336 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:53:21,336 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:53:21,337 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:53:21,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1106481188] [2024-11-28 04:53:21,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1106481188] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:53:21,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:53:21,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:53:21,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606194690] [2024-11-28 04:53:21,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:53:21,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:53:21,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:53:21,338 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:53:21,338 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:53:21,338 INFO L87 Difference]: Start difference. First operand 2372 states and 2926 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:22,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:53:22,119 INFO L93 Difference]: Finished difference Result 4453 states and 5505 transitions. [2024-11-28 04:53:22,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:53:22,120 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:53:22,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:53:22,126 INFO L225 Difference]: With dead ends: 4453 [2024-11-28 04:53:22,126 INFO L226 Difference]: Without dead ends: 2141 [2024-11-28 04:53:22,128 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:53:22,129 INFO L435 NwaCegarLoop]: 162 mSDtfsCounter, 8 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 680 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:53:22,129 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 680 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:53:22,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2141 states. [2024-11-28 04:53:22,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2141 to 2141. [2024-11-28 04:53:22,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2141 states, 2076 states have (on average 1.2215799614643545) internal successors, (2536), 2081 states have internal predecessors, (2536), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:53:22,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 2141 states and 2644 transitions. [2024-11-28 04:53:22,314 INFO L78 Accepts]: Start accepts. Automaton has 2141 states and 2644 transitions. Word has length 154 [2024-11-28 04:53:22,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:53:22,316 INFO L471 AbstractCegarLoop]: Abstraction has 2141 states and 2644 transitions. [2024-11-28 04:53:22,316 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:22,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2644 transitions. [2024-11-28 04:53:22,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:53:22,319 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:53:22,320 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:53:22,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (48)] Ended with exit code 0 [2024-11-28 04:53:22,520 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 48 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:53:22,521 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:53:22,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:53:22,521 INFO L85 PathProgramCache]: Analyzing trace with hash 254531519, now seen corresponding path program 1 times [2024-11-28 04:53:22,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:53:22,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [110185938] [2024-11-28 04:53:22,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:53:22,522 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 [2024-11-28 04:53:22,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:53:22,524 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:53:22,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (49)] Waiting until timeout for monitored process [2024-11-28 04:53:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:53:22,960 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 04:53:22,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:53:23,039 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:53:23,039 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 27 treesize of output 23 [2024-11-28 04:53:23,065 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:53:23,065 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:53:23,065 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:53:23,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [110185938] [2024-11-28 04:53:23,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [110185938] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:53:23,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:53:23,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:53:23,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238379874] [2024-11-28 04:53:23,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:53:23,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:53:23,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:53:23,066 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:53:23,066 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:53:23,066 INFO L87 Difference]: Start difference. First operand 2141 states and 2644 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:23,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:53:23,633 INFO L93 Difference]: Finished difference Result 4222 states and 5205 transitions. [2024-11-28 04:53:23,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:53:23,634 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:53:23,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:53:23,639 INFO L225 Difference]: With dead ends: 4222 [2024-11-28 04:53:23,640 INFO L226 Difference]: Without dead ends: 2141 [2024-11-28 04:53:23,642 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:53:23,642 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 7 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 571 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:53:23,643 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 571 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 04:53:23,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2141 states. [2024-11-28 04:53:23,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2141 to 2141. [2024-11-28 04:53:23,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2141 states, 2076 states have (on average 1.2129094412331407) internal successors, (2518), 2081 states have internal predecessors, (2518), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:53:23,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 2141 states and 2626 transitions. [2024-11-28 04:53:23,840 INFO L78 Accepts]: Start accepts. Automaton has 2141 states and 2626 transitions. Word has length 154 [2024-11-28 04:53:23,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:53:23,840 INFO L471 AbstractCegarLoop]: Abstraction has 2141 states and 2626 transitions. [2024-11-28 04:53:23,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:23,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2626 transitions. [2024-11-28 04:53:23,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:53:23,843 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:53:23,843 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:53:23,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (49)] Forceful destruction successful, exit code 0 [2024-11-28 04:53:24,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:53:24,044 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:53:24,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:53:24,045 INFO L85 PathProgramCache]: Analyzing trace with hash -254941571, now seen corresponding path program 1 times [2024-11-28 04:53:24,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:53:24,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [571629986] [2024-11-28 04:53:24,045 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:53:24,045 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 [2024-11-28 04:53:24,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:53:24,047 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:53:24,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (50)] Waiting until timeout for monitored process [2024-11-28 04:53:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:53:24,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:53:24,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:53:26,697 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 15 treesize of output 15 [2024-11-28 04:53:27,080 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:53:27,080 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 26 treesize of output 10 [2024-11-28 04:53:27,252 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:53:27,252 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:53:27,252 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:53:27,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [571629986] [2024-11-28 04:53:27,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [571629986] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:53:27,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:53:27,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:53:27,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660825019] [2024-11-28 04:53:27,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:53:27,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:53:27,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:53:27,253 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:53:27,253 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:53:27,253 INFO L87 Difference]: Start difference. First operand 2141 states and 2626 transitions. Second operand has 12 states, 12 states have (on average 6.0) internal successors, (72), 11 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:29,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:53:29,799 INFO L93 Difference]: Finished difference Result 5152 states and 6324 transitions. [2024-11-28 04:53:29,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:53:29,800 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 11 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:53:29,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:53:29,804 INFO L225 Difference]: With dead ends: 5152 [2024-11-28 04:53:29,805 INFO L226 Difference]: Without dead ends: 3071 [2024-11-28 04:53:29,807 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:53:29,807 INFO L435 NwaCegarLoop]: 242 mSDtfsCounter, 212 mSDsluCounter, 1694 mSDsCounter, 0 mSdLazyCounter, 767 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 1936 SdHoareTripleChecker+Invalid, 767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 767 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:53:29,807 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 1936 Invalid, 767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 767 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-28 04:53:29,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3071 states. [2024-11-28 04:53:30,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3071 to 2834. [2024-11-28 04:53:30,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2834 states, 2769 states have (on average 1.214879017695919) internal successors, (3364), 2774 states have internal predecessors, (3364), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:53:30,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 2834 states and 3472 transitions. [2024-11-28 04:53:30,016 INFO L78 Accepts]: Start accepts. Automaton has 2834 states and 3472 transitions. Word has length 154 [2024-11-28 04:53:30,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:53:30,016 INFO L471 AbstractCegarLoop]: Abstraction has 2834 states and 3472 transitions. [2024-11-28 04:53:30,016 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 11 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:30,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2834 states and 3472 transitions. [2024-11-28 04:53:30,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:53:30,020 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:53:30,020 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:53:30,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (50)] Ended with exit code 0 [2024-11-28 04:53:30,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:53:30,224 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:53:30,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:53:30,225 INFO L85 PathProgramCache]: Analyzing trace with hash -13378986, now seen corresponding path program 1 times [2024-11-28 04:53:30,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:53:30,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1497528426] [2024-11-28 04:53:30,225 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:53:30,225 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 [2024-11-28 04:53:30,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:53:30,227 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:53:30,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (51)] Waiting until timeout for monitored process [2024-11-28 04:53:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:53:30,848 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:53:30,851 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:53:34,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 19 [2024-11-28 04:53:34,766 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:53:34,766 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 27 treesize of output 11 [2024-11-28 04:53:34,801 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:53:34,801 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:53:34,801 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:53:34,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1497528426] [2024-11-28 04:53:34,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1497528426] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:53:34,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:53:34,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:53:34,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758174724] [2024-11-28 04:53:34,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:53:34,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:53:34,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:53:34,803 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:53:34,803 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:53:34,803 INFO L87 Difference]: Start difference. First operand 2834 states and 3472 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:36,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:53:36,371 INFO L93 Difference]: Finished difference Result 5827 states and 7140 transitions. [2024-11-28 04:53:36,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:53:36,372 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:53:36,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:53:36,376 INFO L225 Difference]: With dead ends: 5827 [2024-11-28 04:53:36,376 INFO L226 Difference]: Without dead ends: 3053 [2024-11-28 04:53:36,378 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:53:36,379 INFO L435 NwaCegarLoop]: 176 mSDtfsCounter, 286 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 664 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:53:36,379 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [286 Valid, 664 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 04:53:36,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3053 states. [2024-11-28 04:53:36,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3053 to 2852. [2024-11-28 04:53:36,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2852 states, 2787 states have (on average 1.2134912091855041) internal successors, (3382), 2792 states have internal predecessors, (3382), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:53:36,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2852 states and 3490 transitions. [2024-11-28 04:53:36,573 INFO L78 Accepts]: Start accepts. Automaton has 2852 states and 3490 transitions. Word has length 154 [2024-11-28 04:53:36,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:53:36,573 INFO L471 AbstractCegarLoop]: Abstraction has 2852 states and 3490 transitions. [2024-11-28 04:53:36,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:36,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 3490 transitions. [2024-11-28 04:53:36,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:53:36,577 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:53:36,577 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:53:36,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (51)] Forceful destruction successful, exit code 0 [2024-11-28 04:53:36,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:53:36,778 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:53:36,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:53:36,780 INFO L85 PathProgramCache]: Analyzing trace with hash 651850204, now seen corresponding path program 1 times [2024-11-28 04:53:36,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:53:36,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [946267155] [2024-11-28 04:53:36,780 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:53:36,780 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 [2024-11-28 04:53:36,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:53:36,783 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:53:36,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (52)] Waiting until timeout for monitored process [2024-11-28 04:53:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:53:37,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-28 04:53:37,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:53:41,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2024-11-28 04:53:41,381 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:53:41,381 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:53:41,381 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:53:41,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [946267155] [2024-11-28 04:53:41,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [946267155] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:53:41,381 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:53:41,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:53:41,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188537724] [2024-11-28 04:53:41,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:53:41,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:53:41,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:53:41,382 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:53:41,382 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:53:41,383 INFO L87 Difference]: Start difference. First operand 2852 states and 3490 transitions. Second operand has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:43,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:53:43,991 INFO L93 Difference]: Finished difference Result 5758 states and 7056 transitions. [2024-11-28 04:53:43,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:53:43,992 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:53:43,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:53:43,996 INFO L225 Difference]: With dead ends: 5758 [2024-11-28 04:53:43,996 INFO L226 Difference]: Without dead ends: 2966 [2024-11-28 04:53:43,999 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:53:43,999 INFO L435 NwaCegarLoop]: 233 mSDtfsCounter, 211 mSDsluCounter, 797 mSDsCounter, 0 mSdLazyCounter, 771 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 1030 SdHoareTripleChecker+Invalid, 771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:53:43,999 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 1030 Invalid, 771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 771 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-28 04:53:44,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2966 states. [2024-11-28 04:53:44,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2966 to 2765. [2024-11-28 04:53:44,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2765 states, 2700 states have (on average 1.2125925925925927) internal successors, (3274), 2705 states have internal predecessors, (3274), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:53:44,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 2765 states and 3382 transitions. [2024-11-28 04:53:44,215 INFO L78 Accepts]: Start accepts. Automaton has 2765 states and 3382 transitions. Word has length 154 [2024-11-28 04:53:44,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:53:44,215 INFO L471 AbstractCegarLoop]: Abstraction has 2765 states and 3382 transitions. [2024-11-28 04:53:44,215 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:44,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2765 states and 3382 transitions. [2024-11-28 04:53:44,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:53:44,219 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:53:44,219 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:53:44,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (52)] Ended with exit code 0 [2024-11-28 04:53:44,419 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:53:44,419 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:53:44,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:53:44,420 INFO L85 PathProgramCache]: Analyzing trace with hash 366760837, now seen corresponding path program 1 times [2024-11-28 04:53:44,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:53:44,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1880816764] [2024-11-28 04:53:44,420 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:53:44,420 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 [2024-11-28 04:53:44,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:53:44,422 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:53:44,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (53)] Waiting until timeout for monitored process [2024-11-28 04:53:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:53:44,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:53:44,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:53:46,771 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 15 treesize of output 15 [2024-11-28 04:53:47,109 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:53:47,109 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 26 treesize of output 10 [2024-11-28 04:53:47,265 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:53:47,265 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:53:47,266 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:53:47,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1880816764] [2024-11-28 04:53:47,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1880816764] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:53:47,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:53:47,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:53:47,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117248318] [2024-11-28 04:53:47,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:53:47,266 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:53:47,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:53:47,267 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:53:47,267 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:53:47,267 INFO L87 Difference]: Start difference. First operand 2765 states and 3382 transitions. Second operand has 12 states, 12 states have (on average 6.0) internal successors, (72), 11 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:49,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:53:49,695 INFO L93 Difference]: Finished difference Result 5968 states and 7332 transitions. [2024-11-28 04:53:49,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:53:49,696 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 11 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:53:49,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:53:49,698 INFO L225 Difference]: With dead ends: 5968 [2024-11-28 04:53:49,698 INFO L226 Difference]: Without dead ends: 3263 [2024-11-28 04:53:49,700 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:53:49,700 INFO L435 NwaCegarLoop]: 244 mSDtfsCounter, 217 mSDsluCounter, 1706 mSDsCounter, 0 mSdLazyCounter, 769 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 217 SdHoareTripleChecker+Valid, 1950 SdHoareTripleChecker+Invalid, 769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:53:49,700 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [217 Valid, 1950 Invalid, 769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 769 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-28 04:53:49,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3263 states. [2024-11-28 04:53:49,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3263 to 3002. [2024-11-28 04:53:49,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3002 states, 2937 states have (on average 1.2189308818522302) internal successors, (3580), 2942 states have internal predecessors, (3580), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:53:49,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3002 states to 3002 states and 3688 transitions. [2024-11-28 04:53:49,816 INFO L78 Accepts]: Start accepts. Automaton has 3002 states and 3688 transitions. Word has length 154 [2024-11-28 04:53:49,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:53:49,816 INFO L471 AbstractCegarLoop]: Abstraction has 3002 states and 3688 transitions. [2024-11-28 04:53:49,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 11 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:49,817 INFO L276 IsEmpty]: Start isEmpty. Operand 3002 states and 3688 transitions. [2024-11-28 04:53:49,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:53:49,821 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:53:49,821 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:53:49,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (53)] Ended with exit code 0 [2024-11-28 04:53:50,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 53 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:53:50,021 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:53:50,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:53:50,022 INFO L85 PathProgramCache]: Analyzing trace with hash -26266173, now seen corresponding path program 1 times [2024-11-28 04:53:50,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:53:50,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1689521179] [2024-11-28 04:53:50,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:53:50,022 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 [2024-11-28 04:53:50,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:53:50,024 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:53:50,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (54)] Waiting until timeout for monitored process [2024-11-28 04:53:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:53:50,485 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 04:53:50,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:53:50,611 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-11-28 04:53:50,611 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 26 treesize of output 19 [2024-11-28 04:53:50,647 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:53:50,647 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:53:50,647 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:53:50,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1689521179] [2024-11-28 04:53:50,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1689521179] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:53:50,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:53:50,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:53:50,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046259147] [2024-11-28 04:53:50,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:53:50,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:53:50,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:53:50,648 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:53:50,648 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:53:50,649 INFO L87 Difference]: Start difference. First operand 3002 states and 3688 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:51,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:53:51,436 INFO L93 Difference]: Finished difference Result 6193 states and 7608 transitions. [2024-11-28 04:53:51,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:53:51,437 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:53:51,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:53:51,439 INFO L225 Difference]: With dead ends: 6193 [2024-11-28 04:53:51,440 INFO L226 Difference]: Without dead ends: 3251 [2024-11-28 04:53:51,442 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:53:51,442 INFO L435 NwaCegarLoop]: 189 mSDtfsCounter, 84 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:53:51,442 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 606 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:53:51,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3251 states. [2024-11-28 04:53:51,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3251 to 2984. [2024-11-28 04:53:51,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2984 states, 2919 states have (on average 1.210003425830764) internal successors, (3532), 2924 states have internal predecessors, (3532), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:53:51,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 2984 states and 3640 transitions. [2024-11-28 04:53:51,599 INFO L78 Accepts]: Start accepts. Automaton has 2984 states and 3640 transitions. Word has length 154 [2024-11-28 04:53:51,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:53:51,599 INFO L471 AbstractCegarLoop]: Abstraction has 2984 states and 3640 transitions. [2024-11-28 04:53:51,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:51,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 3640 transitions. [2024-11-28 04:53:51,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:53:51,604 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:53:51,604 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:53:51,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (54)] Ended with exit code 0 [2024-11-28 04:53:51,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:53:51,809 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:53:51,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:53:51,809 INFO L85 PathProgramCache]: Analyzing trace with hash 215296412, now seen corresponding path program 1 times [2024-11-28 04:53:51,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:53:51,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1584051351] [2024-11-28 04:53:51,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:53:51,810 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 [2024-11-28 04:53:51,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:53:51,814 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:53:51,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (55)] Waiting until timeout for monitored process [2024-11-28 04:53:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:53:52,366 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:53:52,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:53:55,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 19 [2024-11-28 04:53:56,071 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:53:56,071 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 27 treesize of output 11 [2024-11-28 04:53:56,104 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:53:56,104 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:53:56,104 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:53:56,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1584051351] [2024-11-28 04:53:56,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1584051351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:53:56,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:53:56,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:53:56,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153010708] [2024-11-28 04:53:56,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:53:56,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:53:56,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:53:56,106 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:53:56,106 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:53:56,106 INFO L87 Difference]: Start difference. First operand 2984 states and 3640 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:58,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:53:58,037 INFO L93 Difference]: Finished difference Result 6217 states and 7602 transitions. [2024-11-28 04:53:58,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:53:58,037 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:53:58,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:53:58,040 INFO L225 Difference]: With dead ends: 6217 [2024-11-28 04:53:58,040 INFO L226 Difference]: Without dead ends: 3293 [2024-11-28 04:53:58,041 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:53:58,042 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 302 mSDsluCounter, 611 mSDsCounter, 0 mSdLazyCounter, 526 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 788 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:53:58,042 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [302 Valid, 788 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 526 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 04:53:58,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3293 states. [2024-11-28 04:53:58,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3293 to 3020. [2024-11-28 04:53:58,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3020 states, 2955 states have (on average 1.2115059221658206) internal successors, (3580), 2960 states have internal predecessors, (3580), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:53:58,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3020 states to 3020 states and 3688 transitions. [2024-11-28 04:53:58,180 INFO L78 Accepts]: Start accepts. Automaton has 3020 states and 3688 transitions. Word has length 154 [2024-11-28 04:53:58,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:53:58,180 INFO L471 AbstractCegarLoop]: Abstraction has 3020 states and 3688 transitions. [2024-11-28 04:53:58,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:53:58,180 INFO L276 IsEmpty]: Start isEmpty. Operand 3020 states and 3688 transitions. [2024-11-28 04:53:58,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:53:58,183 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:53:58,183 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:53:58,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (55)] Forceful destruction successful, exit code 0 [2024-11-28 04:53:58,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 55 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:53:58,383 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:53:58,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:53:58,384 INFO L85 PathProgramCache]: Analyzing trace with hash 231899265, now seen corresponding path program 1 times [2024-11-28 04:53:58,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:53:58,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [324305544] [2024-11-28 04:53:58,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:53:58,384 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 [2024-11-28 04:53:58,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:53:58,386 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:53:58,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (56)] Waiting until timeout for monitored process [2024-11-28 04:53:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:53:58,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-28 04:53:58,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:54:02,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2024-11-28 04:54:02,511 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:54:02,511 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 26 treesize of output 10 [2024-11-28 04:54:02,539 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:54:02,539 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:54:02,539 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:54:02,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [324305544] [2024-11-28 04:54:02,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [324305544] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:54:02,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:54:02,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:54:02,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161010025] [2024-11-28 04:54:02,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:54:02,540 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:54:02,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:54:02,540 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:54:02,540 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:54:02,541 INFO L87 Difference]: Start difference. First operand 3020 states and 3688 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:03,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:54:03,951 INFO L93 Difference]: Finished difference Result 6226 states and 7602 transitions. [2024-11-28 04:54:03,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:54:03,952 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:54:03,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:54:03,956 INFO L225 Difference]: With dead ends: 6226 [2024-11-28 04:54:03,956 INFO L226 Difference]: Without dead ends: 3266 [2024-11-28 04:54:03,959 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:54:03,959 INFO L435 NwaCegarLoop]: 188 mSDtfsCounter, 211 mSDsluCounter, 473 mSDsCounter, 0 mSdLazyCounter, 369 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 661 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:54:03,959 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 661 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 369 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 04:54:03,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3266 states. [2024-11-28 04:54:04,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3266 to 2798. [2024-11-28 04:54:04,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 2733 states have (on average 1.19465788510794) internal successors, (3265), 2738 states have internal predecessors, (3265), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:54:04,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 3373 transitions. [2024-11-28 04:54:04,159 INFO L78 Accepts]: Start accepts. Automaton has 2798 states and 3373 transitions. Word has length 154 [2024-11-28 04:54:04,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:54:04,159 INFO L471 AbstractCegarLoop]: Abstraction has 2798 states and 3373 transitions. [2024-11-28 04:54:04,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:04,159 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 3373 transitions. [2024-11-28 04:54:04,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:54:04,162 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:04,162 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:54:04,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (56)] Ended with exit code 0 [2024-11-28 04:54:04,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 56 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:54:04,363 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:54:04,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:04,363 INFO L85 PathProgramCache]: Analyzing trace with hash -142712253, now seen corresponding path program 1 times [2024-11-28 04:54:04,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:54:04,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1654127262] [2024-11-28 04:54:04,363 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:04,364 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 [2024-11-28 04:54:04,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:54:04,365 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:54:04,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (57)] Waiting until timeout for monitored process [2024-11-28 04:54:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:54:04,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 04:54:04,811 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:54:04,903 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-11-28 04:54:04,903 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 26 treesize of output 19 [2024-11-28 04:54:04,928 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:54:04,928 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:54:04,928 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:54:04,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1654127262] [2024-11-28 04:54:04,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1654127262] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:54:04,928 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:54:04,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:54:04,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359649041] [2024-11-28 04:54:04,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:54:04,929 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:54:04,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:54:04,929 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:54:04,929 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:54:04,929 INFO L87 Difference]: Start difference. First operand 2798 states and 3373 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:05,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:54:05,710 INFO L93 Difference]: Finished difference Result 5307 states and 6401 transitions. [2024-11-28 04:54:05,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:54:05,711 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:54:05,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:54:05,714 INFO L225 Difference]: With dead ends: 5307 [2024-11-28 04:54:05,714 INFO L226 Difference]: Without dead ends: 2569 [2024-11-28 04:54:05,716 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:54:05,717 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 64 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:54:05,717 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 563 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:54:05,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2569 states. [2024-11-28 04:54:05,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2569 to 2567. [2024-11-28 04:54:05,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2502 states have (on average 1.19224620303757) internal successors, (2983), 2507 states have internal predecessors, (2983), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:54:05,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 3091 transitions. [2024-11-28 04:54:05,855 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 3091 transitions. Word has length 154 [2024-11-28 04:54:05,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:54:05,855 INFO L471 AbstractCegarLoop]: Abstraction has 2567 states and 3091 transitions. [2024-11-28 04:54:05,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:05,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 3091 transitions. [2024-11-28 04:54:05,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:54:05,857 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:05,857 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:54:05,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (57)] Forceful destruction successful, exit code 0 [2024-11-28 04:54:06,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 57 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:54:06,057 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:54:06,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:06,058 INFO L85 PathProgramCache]: Analyzing trace with hash 304907410, now seen corresponding path program 1 times [2024-11-28 04:54:06,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:54:06,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1468255210] [2024-11-28 04:54:06,058 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:06,058 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 [2024-11-28 04:54:06,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:54:06,060 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:54:06,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (58)] Waiting until timeout for monitored process [2024-11-28 04:54:06,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:54:06,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:54:06,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:54:10,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2024-11-28 04:54:10,658 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:54:10,658 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 39 treesize of output 15 [2024-11-28 04:54:10,722 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:54:10,722 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:54:10,722 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:54:10,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1468255210] [2024-11-28 04:54:10,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1468255210] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:54:10,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:54:10,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:54:10,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271942463] [2024-11-28 04:54:10,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:54:10,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:54:10,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:54:10,723 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:54:10,723 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:54:10,723 INFO L87 Difference]: Start difference. First operand 2567 states and 3091 transitions. Second operand has 8 states, 8 states have (on average 9.0) internal successors, (72), 7 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:13,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:54:13,028 INFO L93 Difference]: Finished difference Result 5221 states and 6279 transitions. [2024-11-28 04:54:13,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:54:13,029 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 7 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:54:13,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:54:13,032 INFO L225 Difference]: With dead ends: 5221 [2024-11-28 04:54:13,032 INFO L226 Difference]: Without dead ends: 2714 [2024-11-28 04:54:13,033 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:54:13,034 INFO L435 NwaCegarLoop]: 183 mSDtfsCounter, 303 mSDsluCounter, 504 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 687 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:54:13,034 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 687 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-28 04:54:13,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2714 states. [2024-11-28 04:54:13,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2714 to 2489. [2024-11-28 04:54:13,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2489 states, 2424 states have (on average 1.1786303630363035) internal successors, (2857), 2429 states have internal predecessors, (2857), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:54:13,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 2489 states and 2965 transitions. [2024-11-28 04:54:13,161 INFO L78 Accepts]: Start accepts. Automaton has 2489 states and 2965 transitions. Word has length 154 [2024-11-28 04:54:13,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:54:13,161 INFO L471 AbstractCegarLoop]: Abstraction has 2489 states and 2965 transitions. [2024-11-28 04:54:13,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 7 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:13,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 2965 transitions. [2024-11-28 04:54:13,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:54:13,164 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:13,164 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:54:13,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (58)] Ended with exit code 0 [2024-11-28 04:54:13,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 58 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:54:13,364 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:54:13,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:13,365 INFO L85 PathProgramCache]: Analyzing trace with hash -706209840, now seen corresponding path program 1 times [2024-11-28 04:54:13,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:54:13,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1174379751] [2024-11-28 04:54:13,365 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:13,365 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 [2024-11-28 04:54:13,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:54:13,367 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:54:13,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (59)] Waiting until timeout for monitored process [2024-11-28 04:54:13,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:54:14,001 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:54:14,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:54:17,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2024-11-28 04:54:17,794 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:54:17,794 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 26 treesize of output 10 [2024-11-28 04:54:17,829 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:54:17,829 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:54:17,829 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:54:17,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1174379751] [2024-11-28 04:54:17,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1174379751] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:54:17,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:54:17,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:54:17,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972702163] [2024-11-28 04:54:17,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:54:17,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:54:17,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:54:17,830 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:54:17,830 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:54:17,830 INFO L87 Difference]: Start difference. First operand 2489 states and 2965 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:20,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:54:20,124 INFO L93 Difference]: Finished difference Result 5113 states and 6108 transitions. [2024-11-28 04:54:20,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:54:20,125 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:54:20,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:54:20,127 INFO L225 Difference]: With dead ends: 5113 [2024-11-28 04:54:20,128 INFO L226 Difference]: Without dead ends: 2684 [2024-11-28 04:54:20,129 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:54:20,129 INFO L435 NwaCegarLoop]: 233 mSDtfsCounter, 207 mSDsluCounter, 864 mSDsCounter, 0 mSdLazyCounter, 672 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 1097 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:54:20,130 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 1097 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 672 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-28 04:54:20,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2684 states. [2024-11-28 04:54:20,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2684 to 2483. [2024-11-28 04:54:20,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2483 states, 2418 states have (on average 1.1765922249793217) internal successors, (2845), 2423 states have internal predecessors, (2845), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:54:20,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2483 states and 2953 transitions. [2024-11-28 04:54:20,268 INFO L78 Accepts]: Start accepts. Automaton has 2483 states and 2953 transitions. Word has length 154 [2024-11-28 04:54:20,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:54:20,268 INFO L471 AbstractCegarLoop]: Abstraction has 2483 states and 2953 transitions. [2024-11-28 04:54:20,268 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:20,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 2953 transitions. [2024-11-28 04:54:20,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:54:20,270 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:20,270 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:54:20,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (59)] Forceful destruction successful, exit code 0 [2024-11-28 04:54:20,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 59 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:54:20,471 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:54:20,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:20,471 INFO L85 PathProgramCache]: Analyzing trace with hash -464647255, now seen corresponding path program 1 times [2024-11-28 04:54:20,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:54:20,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [109134346] [2024-11-28 04:54:20,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:20,471 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 [2024-11-28 04:54:20,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:54:20,473 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:54:20,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (60)] Waiting until timeout for monitored process [2024-11-28 04:54:20,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:54:20,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 04:54:20,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:54:21,053 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:54:21,054 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 27 treesize of output 23 [2024-11-28 04:54:21,084 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:54:21,084 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:54:21,084 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:54:21,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [109134346] [2024-11-28 04:54:21,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [109134346] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:54:21,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:54:21,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:54:21,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082224074] [2024-11-28 04:54:21,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:54:21,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:54:21,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:54:21,085 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:54:21,085 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:54:21,085 INFO L87 Difference]: Start difference. First operand 2483 states and 2953 transitions. Second operand has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:21,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:54:21,854 INFO L93 Difference]: Finished difference Result 5131 states and 6105 transitions. [2024-11-28 04:54:21,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:54:21,855 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:54:21,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:54:21,857 INFO L225 Difference]: With dead ends: 5131 [2024-11-28 04:54:21,858 INFO L226 Difference]: Without dead ends: 2708 [2024-11-28 04:54:21,859 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:54:21,859 INFO L435 NwaCegarLoop]: 189 mSDtfsCounter, 85 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:54:21,859 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 606 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:54:21,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2708 states. [2024-11-28 04:54:22,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2708 to 2483. [2024-11-28 04:54:22,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2483 states, 2418 states have (on average 1.174110835401158) internal successors, (2839), 2423 states have internal predecessors, (2839), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:54:22,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2483 states and 2947 transitions. [2024-11-28 04:54:22,023 INFO L78 Accepts]: Start accepts. Automaton has 2483 states and 2947 transitions. Word has length 154 [2024-11-28 04:54:22,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:54:22,024 INFO L471 AbstractCegarLoop]: Abstraction has 2483 states and 2947 transitions. [2024-11-28 04:54:22,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.4) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:22,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 2947 transitions. [2024-11-28 04:54:22,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:54:22,034 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:22,034 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:54:22,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (60)] Ended with exit code 0 [2024-11-28 04:54:22,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 60 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:54:22,235 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:54:22,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:22,235 INFO L85 PathProgramCache]: Analyzing trace with hash -857674265, now seen corresponding path program 1 times [2024-11-28 04:54:22,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:54:22,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [919464409] [2024-11-28 04:54:22,235 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:22,236 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 [2024-11-28 04:54:22,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:54:22,237 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:54:22,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (61)] Waiting until timeout for monitored process [2024-11-28 04:54:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:54:22,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:54:22,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:54:24,723 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 15 treesize of output 15 [2024-11-28 04:54:25,112 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:54:25,113 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 26 treesize of output 10 [2024-11-28 04:54:25,280 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:54:25,280 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:54:25,280 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:54:25,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [919464409] [2024-11-28 04:54:25,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [919464409] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:54:25,280 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:54:25,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:54:25,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396423299] [2024-11-28 04:54:25,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:54:25,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:54:25,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:54:25,281 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:54:25,281 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:54:25,282 INFO L87 Difference]: Start difference. First operand 2483 states and 2947 transitions. Second operand has 12 states, 12 states have (on average 6.0) internal successors, (72), 11 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:27,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:54:27,594 INFO L93 Difference]: Finished difference Result 5137 states and 6108 transitions. [2024-11-28 04:54:27,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:54:27,594 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 11 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:54:27,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:54:27,596 INFO L225 Difference]: With dead ends: 5137 [2024-11-28 04:54:27,596 INFO L226 Difference]: Without dead ends: 2714 [2024-11-28 04:54:27,598 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:54:27,598 INFO L435 NwaCegarLoop]: 187 mSDtfsCounter, 206 mSDsluCounter, 1317 mSDsCounter, 0 mSdLazyCounter, 709 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 1504 SdHoareTripleChecker+Invalid, 710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:54:27,598 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 1504 Invalid, 710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 709 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-28 04:54:27,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2714 states. [2024-11-28 04:54:27,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2714 to 2489. [2024-11-28 04:54:27,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2489 states, 2424 states have (on average 1.1736798679867986) internal successors, (2845), 2429 states have internal predecessors, (2845), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:54:27,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 2489 states and 2953 transitions. [2024-11-28 04:54:27,719 INFO L78 Accepts]: Start accepts. Automaton has 2489 states and 2953 transitions. Word has length 154 [2024-11-28 04:54:27,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:54:27,719 INFO L471 AbstractCegarLoop]: Abstraction has 2489 states and 2953 transitions. [2024-11-28 04:54:27,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.0) internal successors, (72), 11 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:27,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 2953 transitions. [2024-11-28 04:54:27,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:54:27,721 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:27,721 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:54:27,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (61)] Forceful destruction successful, exit code 0 [2024-11-28 04:54:27,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 61 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:54:27,922 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:54:27,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:27,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1142763632, now seen corresponding path program 1 times [2024-11-28 04:54:27,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:54:27,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [102793252] [2024-11-28 04:54:27,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:27,922 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 [2024-11-28 04:54:27,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:54:27,924 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:54:27,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (62)] Waiting until timeout for monitored process [2024-11-28 04:54:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:54:28,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-28 04:54:28,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:54:32,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 19 [2024-11-28 04:54:32,446 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:54:32,446 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 27 treesize of output 11 [2024-11-28 04:54:32,483 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:54:32,483 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:54:32,483 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:54:32,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [102793252] [2024-11-28 04:54:32,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [102793252] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:54:32,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:54:32,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:54:32,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648724096] [2024-11-28 04:54:32,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:54:32,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:54:32,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:54:32,484 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:54:32,484 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:54:32,484 INFO L87 Difference]: Start difference. First operand 2489 states and 2953 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:34,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:54:34,174 INFO L93 Difference]: Finished difference Result 5119 states and 6078 transitions. [2024-11-28 04:54:34,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:54:34,175 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:54:34,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:54:34,177 INFO L225 Difference]: With dead ends: 5119 [2024-11-28 04:54:34,177 INFO L226 Difference]: Without dead ends: 2690 [2024-11-28 04:54:34,178 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:54:34,179 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 298 mSDsluCounter, 495 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 674 SdHoareTripleChecker+Invalid, 443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:54:34,179 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 674 Invalid, 443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-28 04:54:34,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2690 states. [2024-11-28 04:54:34,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2690 to 2471. [2024-11-28 04:54:34,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2471 states, 2406 states have (on average 1.1724854530340814) internal successors, (2821), 2411 states have internal predecessors, (2821), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:54:34,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 2471 states and 2929 transitions. [2024-11-28 04:54:34,310 INFO L78 Accepts]: Start accepts. Automaton has 2471 states and 2929 transitions. Word has length 154 [2024-11-28 04:54:34,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:54:34,310 INFO L471 AbstractCegarLoop]: Abstraction has 2471 states and 2929 transitions. [2024-11-28 04:54:34,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:34,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2471 states and 2929 transitions. [2024-11-28 04:54:34,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:54:34,313 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:34,313 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:54:34,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (62)] Ended with exit code 0 [2024-11-28 04:54:34,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 62 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:54:34,514 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:54:34,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:34,514 INFO L85 PathProgramCache]: Analyzing trace with hash -593980522, now seen corresponding path program 1 times [2024-11-28 04:54:34,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:54:34,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2078583889] [2024-11-28 04:54:34,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:34,515 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 [2024-11-28 04:54:34,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:54:34,518 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:54:34,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (63)] Waiting until timeout for monitored process [2024-11-28 04:54:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:54:35,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-28 04:54:35,122 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:54:39,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 25 [2024-11-28 04:54:39,329 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:54:39,329 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:54:39,329 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:54:39,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2078583889] [2024-11-28 04:54:39,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2078583889] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:54:39,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:54:39,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:54:39,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259617207] [2024-11-28 04:54:39,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:54:39,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:54:39,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:54:39,330 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:54:39,330 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:54:39,330 INFO L87 Difference]: Start difference. First operand 2471 states and 2929 transitions. Second operand has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:41,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:54:41,328 INFO L93 Difference]: Finished difference Result 4990 states and 5931 transitions. [2024-11-28 04:54:41,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:54:41,329 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:54:41,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:54:41,332 INFO L225 Difference]: With dead ends: 4990 [2024-11-28 04:54:41,332 INFO L226 Difference]: Without dead ends: 2579 [2024-11-28 04:54:41,333 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:54:41,333 INFO L435 NwaCegarLoop]: 234 mSDtfsCounter, 295 mSDsluCounter, 626 mSDsCounter, 0 mSdLazyCounter, 599 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 295 SdHoareTripleChecker+Valid, 860 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:54:41,333 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [295 Valid, 860 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 599 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 04:54:41,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2579 states. [2024-11-28 04:54:41,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2579 to 2381. [2024-11-28 04:54:41,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2381 states, 2316 states have (on average 1.1727115716753023) internal successors, (2716), 2321 states have internal predecessors, (2716), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:54:41,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 2381 states and 2824 transitions. [2024-11-28 04:54:41,451 INFO L78 Accepts]: Start accepts. Automaton has 2381 states and 2824 transitions. Word has length 154 [2024-11-28 04:54:41,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:54:41,451 INFO L471 AbstractCegarLoop]: Abstraction has 2381 states and 2824 transitions. [2024-11-28 04:54:41,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:41,451 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 2824 transitions. [2024-11-28 04:54:41,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-28 04:54:41,452 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:41,452 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:54:41,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (63)] Ended with exit code 0 [2024-11-28 04:54:41,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 63 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:54:41,653 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:54:41,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:41,653 INFO L85 PathProgramCache]: Analyzing trace with hash -914088234, now seen corresponding path program 1 times [2024-11-28 04:54:41,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:54:41,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1472881948] [2024-11-28 04:54:41,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:41,654 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 [2024-11-28 04:54:41,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:54:41,656 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:54:41,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (64)] Waiting until timeout for monitored process [2024-11-28 04:54:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:54:42,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 04:54:42,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:54:45,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 19 [2024-11-28 04:54:46,250 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:54:46,250 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 27 treesize of output 11 [2024-11-28 04:54:46,289 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:54:46,289 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:54:46,289 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:54:46,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1472881948] [2024-11-28 04:54:46,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1472881948] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:54:46,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:54:46,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:54:46,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270295571] [2024-11-28 04:54:46,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:54:46,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:54:46,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:54:46,290 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:54:46,290 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:54:46,290 INFO L87 Difference]: Start difference. First operand 2381 states and 2824 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:48,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:54:48,573 INFO L93 Difference]: Finished difference Result 4879 states and 5793 transitions. [2024-11-28 04:54:48,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:54:48,574 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 154 [2024-11-28 04:54:48,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:54:48,577 INFO L225 Difference]: With dead ends: 4879 [2024-11-28 04:54:48,577 INFO L226 Difference]: Without dead ends: 2558 [2024-11-28 04:54:48,578 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:54:48,579 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 222 mSDsluCounter, 701 mSDsCounter, 0 mSdLazyCounter, 632 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 880 SdHoareTripleChecker+Invalid, 634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 632 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:54:48,579 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 880 Invalid, 634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 632 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-28 04:54:48,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2558 states. [2024-11-28 04:54:48,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2558 to 2339. [2024-11-28 04:54:48,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2339 states, 2274 states have (on average 1.1719437115215479) internal successors, (2665), 2279 states have internal predecessors, (2665), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:54:48,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 2339 states and 2773 transitions. [2024-11-28 04:54:48,714 INFO L78 Accepts]: Start accepts. Automaton has 2339 states and 2773 transitions. Word has length 154 [2024-11-28 04:54:48,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:54:48,714 INFO L471 AbstractCegarLoop]: Abstraction has 2339 states and 2773 transitions. [2024-11-28 04:54:48,714 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:54:48,714 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 2773 transitions. [2024-11-28 04:54:48,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-28 04:54:48,716 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:48,716 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:54:48,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (64)] Ended with exit code 0 [2024-11-28 04:54:48,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 64 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:54:48,917 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:54:48,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:48,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1113598054, now seen corresponding path program 1 times [2024-11-28 04:54:48,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:54:48,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1014603956] [2024-11-28 04:54:48,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:48,917 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 [2024-11-28 04:54:48,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:54:48,920 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:54:48,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (65)] Waiting until timeout for monitored process [2024-11-28 04:54:49,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:54:49,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-28 04:54:49,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:54:49,595 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 [2024-11-28 04:54:50,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:54:50,213 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 68 treesize of output 32 [2024-11-28 04:54:50,520 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 32 [2024-11-28 04:54:52,641 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 70 treesize of output 34 [2024-11-28 04:54:52,764 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-28 04:54:52,764 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:55:03,364 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:55:03,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1014603956] [2024-11-28 04:55:03,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1014603956] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:55:03,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [248153930] [2024-11-28 04:55:03,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:03,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:55:03,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:55:03,366 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:55:03,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-28 04:55:04,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:04,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-28 04:55:04,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:55:08,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 04:55:09,219 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 15 treesize of output 15 [2024-11-28 04:55:10,548 INFO L349 Elim1Store]: treesize reduction 6, result has 76.0 percent of original size [2024-11-28 04:55:10,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 31 [2024-11-28 04:55:10,865 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-28 04:55:10,865 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:55:13,343 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:55:13,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [248153930] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 04:55:13,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:55:13,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [8, 10] total 24 [2024-11-28 04:55:13,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371030219] [2024-11-28 04:55:13,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:13,343 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:55:13,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:55:13,344 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:55:13,344 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=629, Unknown=0, NotChecked=0, Total=702 [2024-11-28 04:55:13,344 INFO L87 Difference]: Start difference. First operand 2339 states and 2773 transitions. Second operand has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:55:18,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:18,920 INFO L93 Difference]: Finished difference Result 4972 states and 5919 transitions. [2024-11-28 04:55:18,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:55:18,921 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 155 [2024-11-28 04:55:18,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:18,923 INFO L225 Difference]: With dead ends: 4972 [2024-11-28 04:55:18,923 INFO L226 Difference]: Without dead ends: 2693 [2024-11-28 04:55:18,925 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 601 GetRequests, 571 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=101, Invalid=829, Unknown=0, NotChecked=0, Total=930 [2024-11-28 04:55:18,925 INFO L435 NwaCegarLoop]: 268 mSDtfsCounter, 256 mSDsluCounter, 1035 mSDsCounter, 0 mSdLazyCounter, 561 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 1303 SdHoareTripleChecker+Invalid, 598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:55:18,925 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 1303 Invalid, 598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 561 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2024-11-28 04:55:18,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2693 states. [2024-11-28 04:55:19,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2693 to 2336. [2024-11-28 04:55:19,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2336 states, 2271 states have (on average 1.1708498458828709) internal successors, (2659), 2276 states have internal predecessors, (2659), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:55:19,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 2336 states and 2767 transitions. [2024-11-28 04:55:19,143 INFO L78 Accepts]: Start accepts. Automaton has 2336 states and 2767 transitions. Word has length 155 [2024-11-28 04:55:19,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:19,143 INFO L471 AbstractCegarLoop]: Abstraction has 2336 states and 2767 transitions. [2024-11-28 04:55:19,144 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:55:19,144 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 2767 transitions. [2024-11-28 04:55:19,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-28 04:55:19,146 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:19,146 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:55:19,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (65)] Ended with exit code 0 [2024-11-28 04:55:19,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-11-28 04:55:19,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 65 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,66 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:55:19,547 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:55:19,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:19,548 INFO L85 PathProgramCache]: Analyzing trace with hash -810898468, now seen corresponding path program 1 times [2024-11-28 04:55:19,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:55:19,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [175289690] [2024-11-28 04:55:19,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:19,548 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 [2024-11-28 04:55:19,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:55:19,550 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:55:19,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (67)] Waiting until timeout for monitored process [2024-11-28 04:55:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:20,130 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-28 04:55:20,132 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:55:20,219 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 [2024-11-28 04:55:20,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 04:55:20,834 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 68 treesize of output 32 [2024-11-28 04:55:21,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 32 [2024-11-28 04:55:23,177 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 70 treesize of output 34 [2024-11-28 04:55:23,290 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-28 04:55:23,290 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:55:35,543 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:55:35,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [175289690] [2024-11-28 04:55:35,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [175289690] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:55:35,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1354603150] [2024-11-28 04:55:35,543 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:35,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:55:35,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:55:35,545 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:55:35,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-28 04:55:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:37,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-28 04:55:37,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:55:40,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 04:55:41,401 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 15 treesize of output 15 [2024-11-28 04:55:42,668 INFO L349 Elim1Store]: treesize reduction 6, result has 76.0 percent of original size [2024-11-28 04:55:42,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 37 treesize of output 31 [2024-11-28 04:55:42,868 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 424 trivial. 0 not checked. [2024-11-28 04:55:42,868 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:55:45,404 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:55:45,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1354603150] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 04:55:45,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:55:45,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [8, 10] total 24 [2024-11-28 04:55:45,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061233516] [2024-11-28 04:55:45,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:45,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:55:45,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:55:45,406 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:55:45,406 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=629, Unknown=0, NotChecked=0, Total=702 [2024-11-28 04:55:45,406 INFO L87 Difference]: Start difference. First operand 2336 states and 2767 transitions. Second operand has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:55:51,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:51,220 INFO L93 Difference]: Finished difference Result 4948 states and 5886 transitions. [2024-11-28 04:55:51,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:55:51,221 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 155 [2024-11-28 04:55:51,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:51,224 INFO L225 Difference]: With dead ends: 4948 [2024-11-28 04:55:51,224 INFO L226 Difference]: Without dead ends: 2672 [2024-11-28 04:55:51,226 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 601 GetRequests, 571 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=101, Invalid=829, Unknown=0, NotChecked=0, Total=930 [2024-11-28 04:55:51,226 INFO L435 NwaCegarLoop]: 288 mSDtfsCounter, 183 mSDsluCounter, 1234 mSDsCounter, 0 mSdLazyCounter, 673 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 1522 SdHoareTripleChecker+Invalid, 692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:55:51,226 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 1522 Invalid, 692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 673 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-28 04:55:51,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2672 states. [2024-11-28 04:55:51,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2672 to 2315. [2024-11-28 04:55:51,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2315 states, 2250 states have (on average 1.1697777777777778) internal successors, (2632), 2255 states have internal predecessors, (2632), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:55:51,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 2315 states and 2740 transitions. [2024-11-28 04:55:51,369 INFO L78 Accepts]: Start accepts. Automaton has 2315 states and 2740 transitions. Word has length 155 [2024-11-28 04:55:51,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:51,369 INFO L471 AbstractCegarLoop]: Abstraction has 2315 states and 2740 transitions. [2024-11-28 04:55:51,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.11111111111111) internal successors, (73), 9 states have internal predecessors, (73), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:55:51,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 2740 transitions. [2024-11-28 04:55:51,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-28 04:55:51,372 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:51,372 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:55:51,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-11-28 04:55:51,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (67)] Forceful destruction successful, exit code 0 [2024-11-28 04:55:51,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 68 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,67 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:55:51,772 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:55:51,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:51,773 INFO L85 PathProgramCache]: Analyzing trace with hash -448008580, now seen corresponding path program 1 times [2024-11-28 04:55:51,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:55:51,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1446071649] [2024-11-28 04:55:51,773 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:51,773 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 [2024-11-28 04:55:51,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:55:51,775 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:55:51,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (69)] Waiting until timeout for monitored process [2024-11-28 04:55:52,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:52,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 04:55:52,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:55:52,478 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-11-28 04:55:52,478 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 26 treesize of output 19 [2024-11-28 04:55:52,504 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:55:52,504 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:55:52,504 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:55:52,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1446071649] [2024-11-28 04:55:52,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1446071649] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:55:52,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:55:52,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:55:52,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448147001] [2024-11-28 04:55:52,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:52,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:55:52,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:55:52,505 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:55:52,505 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:55:52,505 INFO L87 Difference]: Start difference. First operand 2315 states and 2740 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:55:53,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:53,437 INFO L93 Difference]: Finished difference Result 4729 states and 5604 transitions. [2024-11-28 04:55:53,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:55:53,438 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 157 [2024-11-28 04:55:53,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:53,441 INFO L225 Difference]: With dead ends: 4729 [2024-11-28 04:55:53,441 INFO L226 Difference]: Without dead ends: 2474 [2024-11-28 04:55:53,442 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:55:53,443 INFO L435 NwaCegarLoop]: 256 mSDtfsCounter, 87 mSDsluCounter, 542 mSDsCounter, 0 mSdLazyCounter, 201 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 798 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 201 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:55:53,443 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 798 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 04:55:53,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2474 states. [2024-11-28 04:55:53,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2474 to 2315. [2024-11-28 04:55:53,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2315 states, 2250 states have (on average 1.1684444444444444) internal successors, (2629), 2255 states have internal predecessors, (2629), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:55:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 2315 states and 2737 transitions. [2024-11-28 04:55:53,582 INFO L78 Accepts]: Start accepts. Automaton has 2315 states and 2737 transitions. Word has length 157 [2024-11-28 04:55:53,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:53,582 INFO L471 AbstractCegarLoop]: Abstraction has 2315 states and 2737 transitions. [2024-11-28 04:55:53,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:55:53,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 2737 transitions. [2024-11-28 04:55:53,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-28 04:55:53,584 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:53,584 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:55:53,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (69)] Ended with exit code 0 [2024-11-28 04:55:53,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 69 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:55:53,785 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:55:53,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:53,785 INFO L85 PathProgramCache]: Analyzing trace with hash -185639741, now seen corresponding path program 1 times [2024-11-28 04:55:53,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:55:53,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1122855580] [2024-11-28 04:55:53,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:53,786 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 [2024-11-28 04:55:53,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:55:53,787 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:55:53,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (70)] Waiting until timeout for monitored process [2024-11-28 04:55:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:54,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 04:55:54,298 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:55:54,487 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:55:54,487 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 27 treesize of output 23 [2024-11-28 04:55:54,513 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:55:54,513 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:55:54,513 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:55:54,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1122855580] [2024-11-28 04:55:54,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1122855580] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:55:54,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:55:54,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:55:54,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030961474] [2024-11-28 04:55:54,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:55:54,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:55:54,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:55:54,514 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:55:54,514 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:55:54,514 INFO L87 Difference]: Start difference. First operand 2315 states and 2737 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:55:55,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:55:55,389 INFO L93 Difference]: Finished difference Result 4700 states and 5561 transitions. [2024-11-28 04:55:55,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:55:55,390 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 160 [2024-11-28 04:55:55,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:55:55,392 INFO L225 Difference]: With dead ends: 4700 [2024-11-28 04:55:55,393 INFO L226 Difference]: Without dead ends: 2445 [2024-11-28 04:55:55,394 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:55:55,394 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 83 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:55:55,394 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 505 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:55:55,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2445 states. [2024-11-28 04:55:55,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2445 to 2303. [2024-11-28 04:55:55,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2303 states, 2238 states have (on average 1.1680071492403932) internal successors, (2614), 2243 states have internal predecessors, (2614), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:55:55,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 2303 states and 2722 transitions. [2024-11-28 04:55:55,581 INFO L78 Accepts]: Start accepts. Automaton has 2303 states and 2722 transitions. Word has length 160 [2024-11-28 04:55:55,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:55:55,581 INFO L471 AbstractCegarLoop]: Abstraction has 2303 states and 2722 transitions. [2024-11-28 04:55:55,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:55:55,581 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 2722 transitions. [2024-11-28 04:55:55,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-28 04:55:55,583 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:55:55,583 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:55:55,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (70)] Ended with exit code 0 [2024-11-28 04:55:55,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 70 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:55:55,783 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:55:55,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:55:55,784 INFO L85 PathProgramCache]: Analyzing trace with hash -83479995, now seen corresponding path program 1 times [2024-11-28 04:55:55,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:55:55,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1419801467] [2024-11-28 04:55:55,784 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:55,784 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 [2024-11-28 04:55:55,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:55:55,786 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:55:55,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (71)] Waiting until timeout for monitored process [2024-11-28 04:55:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:56,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 04:55:56,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:56:01,306 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 48 treesize of output 24 [2024-11-28 04:56:02,331 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-11-28 04:56:02,331 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:56:02,331 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:56:02,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1419801467] [2024-11-28 04:56:02,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1419801467] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:56:02,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:56:02,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:56:02,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745990952] [2024-11-28 04:56:02,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:56:02,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:56:02,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:56:02,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:56:02,332 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:56:02,332 INFO L87 Difference]: Start difference. First operand 2303 states and 2722 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:56:09,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:56:19,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:56:23,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:56:31,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:56:36,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:56:39,624 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:56:43,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:56:48,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:56:51,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:56:55,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 04:56:59,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:56:59,119 INFO L93 Difference]: Finished difference Result 5254 states and 6096 transitions. [2024-11-28 04:56:59,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:56:59,132 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 161 [2024-11-28 04:56:59,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:56:59,135 INFO L225 Difference]: With dead ends: 5254 [2024-11-28 04:56:59,135 INFO L226 Difference]: Without dead ends: 3011 [2024-11-28 04:56:59,136 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:56:59,137 INFO L435 NwaCegarLoop]: 182 mSDtfsCounter, 113 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:56:59,137 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 575 Invalid, 240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 234 Invalid, 6 Unknown, 0 Unchecked, 54.8s Time] [2024-11-28 04:56:59,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3011 states. [2024-11-28 04:56:59,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3011 to 2987. [2024-11-28 04:56:59,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2987 states, 2922 states have (on average 1.1368925393566052) internal successors, (3322), 2927 states have internal predecessors, (3322), 54 states have call successors, (54), 10 states have call predecessors, (54), 10 states have return successors, (54), 49 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-28 04:56:59,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2987 states and 3430 transitions. [2024-11-28 04:56:59,304 INFO L78 Accepts]: Start accepts. Automaton has 2987 states and 3430 transitions. Word has length 161 [2024-11-28 04:56:59,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:56:59,304 INFO L471 AbstractCegarLoop]: Abstraction has 2987 states and 3430 transitions. [2024-11-28 04:56:59,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 5 states have internal predecessors, (79), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2024-11-28 04:56:59,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 3430 transitions. [2024-11-28 04:56:59,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2024-11-28 04:56:59,306 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:56:59,307 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:56:59,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (71)] Ended with exit code 0 [2024-11-28 04:56:59,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 71 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:56:59,507 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:56:59,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:56:59,507 INFO L85 PathProgramCache]: Analyzing trace with hash 836723822, now seen corresponding path program 1 times [2024-11-28 04:56:59,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:56:59,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1131137512] [2024-11-28 04:56:59,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:56:59,508 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 [2024-11-28 04:56:59,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:56:59,509 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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) [2024-11-28 04:56:59,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477b68be-7542-422e-8436-3c60666a1748/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (72)] Waiting until timeout for monitored process [2024-11-28 04:57:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:57:00,135 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-28 04:57:00,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:57:05,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 04:57:07,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-28 04:57:15,513 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-11-28 04:57:16,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2024-11-28 04:57:19,627 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:57:19,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 97 treesize of output 61 [2024-11-28 04:57:20,291 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 40 proven. 280 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2024-11-28 04:57:20,291 INFO L312 TraceCheckSpWp]: Computing backward predicates...