./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ab1505ae670373b6c322e0c16a487a3f348c7a8c6cd3865cdae18d40153ca8fc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:10:49,044 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:10:49,133 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 00:10:49,138 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:10:49,139 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:10:49,164 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:10:49,165 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:10:49,165 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:10:49,165 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:10:49,165 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:10:49,166 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:10:49,166 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:10:49,166 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:10:49,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:10:49,167 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:10:49,167 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:10:49,167 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:10:49,167 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:10:49,167 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:10:49,167 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:10:49,168 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:10:49,168 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:10:49,168 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:10:49,168 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:10:49,168 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:10:49,168 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:10:49,168 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:10:49,168 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:10:49,169 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:10:49,169 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:10:49,169 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:10:49,169 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:10:49,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:10:49,169 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:10:49,170 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:10:49,170 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:10:49,170 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:10:49,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:10:49,170 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:10:49,170 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:10:49,170 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:10:49,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:10:49,171 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:10:49,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:10:49,171 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:10:49,171 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:10:49,171 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:10:49,171 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:10:49,171 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_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab1505ae670373b6c322e0c16a487a3f348c7a8c6cd3865cdae18d40153ca8fc [2024-11-24 00:10:49,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:10:49,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:10:49,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:10:49,538 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:10:49,538 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:10:49,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i [2024-11-24 00:10:52,747 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/data/391dbea76/815b1dd2f8334276be2cc140e39f134a/FLAG2ca7e5a80 [2024-11-24 00:10:53,171 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:10:53,172 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i [2024-11-24 00:10:53,185 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/data/391dbea76/815b1dd2f8334276be2cc140e39f134a/FLAG2ca7e5a80 [2024-11-24 00:10:53,202 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/data/391dbea76/815b1dd2f8334276be2cc140e39f134a [2024-11-24 00:10:53,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:10:53,207 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:10:53,209 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:10:53,209 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:10:53,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:10:53,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7864e1e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53, skipping insertion in model container [2024-11-24 00:10:53,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,248 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:10:53,443 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_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i[917,930] [2024-11-24 00:10:53,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:10:53,559 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:10:53,573 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_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i[917,930] [2024-11-24 00:10:53,645 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:10:53,676 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:10:53,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53 WrapperNode [2024-11-24 00:10:53,678 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:10:53,679 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:10:53,679 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:10:53,680 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:10:53,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,793 INFO L138 Inliner]: procedures = 29, calls = 146, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 487 [2024-11-24 00:10:53,794 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:10:53,794 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:10:53,795 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:10:53,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:10:53,810 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,821 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,869 INFO L175 MemorySlicer]: Split 115 memory accesses to 6 slices as follows [2, 8, 34, 31, 23, 17]. 30 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 1, 4, 4, 1, 3]. The 15 writes are split as follows [0, 1, 4, 5, 1, 4]. [2024-11-24 00:10:53,869 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,904 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,906 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,919 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,932 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,941 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:10:53,942 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:10:53,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:10:53,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:10:53,948 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (1/1) ... [2024-11-24 00:10:53,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:10:53,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:10:53,992 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:10:53,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:10:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:10:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 00:10:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 00:10:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 00:10:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 00:10:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 00:10:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 00:10:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-24 00:10:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-24 00:10:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-24 00:10:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-24 00:10:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-24 00:10:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-24 00:10:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-24 00:10:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-24 00:10:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-24 00:10:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-24 00:10:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-24 00:10:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-24 00:10:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 00:10:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 00:10:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 00:10:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 00:10:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 00:10:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 00:10:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-24 00:10:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-24 00:10:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-24 00:10:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-24 00:10:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-24 00:10:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-24 00:10:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:10:54,032 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:10:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:10:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 00:10:54,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 00:10:54,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 00:10:54,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 00:10:54,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 00:10:54,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:10:54,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:10:54,254 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:10:54,256 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:10:55,156 INFO L? ?]: Removed 126 outVars from TransFormulas that were not future-live. [2024-11-24 00:10:55,156 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:10:55,171 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:10:55,171 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:10:55,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:10:55 BoogieIcfgContainer [2024-11-24 00:10:55,172 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:10:55,174 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:10:55,174 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:10:55,180 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:10:55,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:10:53" (1/3) ... [2024-11-24 00:10:55,181 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73cff2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:10:55, skipping insertion in model container [2024-11-24 00:10:55,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:10:53" (2/3) ... [2024-11-24 00:10:55,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73cff2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:10:55, skipping insertion in model container [2024-11-24 00:10:55,182 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:10:55" (3/3) ... [2024-11-24 00:10:55,183 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-13.i [2024-11-24 00:10:55,203 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:10:55,204 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-13.i that has 2 procedures, 112 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:10:55,274 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:10:55,288 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;@6f9378a9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:10:55,289 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:10:55,293 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 94 states have (on average 1.446808510638298) internal successors, (136), 95 states have internal predecessors, (136), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:10:55,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-24 00:10:55,306 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:10:55,307 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:10:55,308 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:10:55,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:10:55,314 INFO L85 PathProgramCache]: Analyzing trace with hash 937167592, now seen corresponding path program 1 times [2024-11-24 00:10:55,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:10:55,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459590824] [2024-11-24 00:10:55,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:10:55,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:10:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:10:55,735 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-24 00:10:55,737 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:10:55,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1459590824] [2024-11-24 00:10:55,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1459590824] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:10:55,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1744469086] [2024-11-24 00:10:55,742 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:10:55,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:10:55,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:10:55,745 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:10:55,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:10:56,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:10:56,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:10:56,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:10:56,258 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-24 00:10:56,258 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:10:56,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1744469086] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:10:56,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:10:56,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 00:10:56,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682328421] [2024-11-24 00:10:56,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:10:56,268 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:10:56,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:10:56,295 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:10:56,296 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:10:56,298 INFO L87 Difference]: Start difference. First operand has 112 states, 94 states have (on average 1.446808510638298) internal successors, (136), 95 states have internal predecessors, (136), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:10:56,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:10:56,335 INFO L93 Difference]: Finished difference Result 217 states and 341 transitions. [2024-11-24 00:10:56,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:10:56,338 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2024-11-24 00:10:56,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:10:56,346 INFO L225 Difference]: With dead ends: 217 [2024-11-24 00:10:56,346 INFO L226 Difference]: Without dead ends: 108 [2024-11-24 00:10:56,351 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:10:56,357 INFO L435 NwaCegarLoop]: 159 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, 159 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 [2024-11-24 00:10:56,359 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:10:56,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-24 00:10:56,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-11-24 00:10:56,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 91 states have (on average 1.4175824175824177) internal successors, (129), 91 states have internal predecessors, (129), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:10:56,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 159 transitions. [2024-11-24 00:10:56,428 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 159 transitions. Word has length 131 [2024-11-24 00:10:56,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:10:56,429 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 159 transitions. [2024-11-24 00:10:56,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:10:56,432 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 159 transitions. [2024-11-24 00:10:56,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-24 00:10:56,436 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:10:56,440 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:10:56,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-24 00:10:56,640 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:10:56,641 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:10:56,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:10:56,642 INFO L85 PathProgramCache]: Analyzing trace with hash 78624018, now seen corresponding path program 1 times [2024-11-24 00:10:56,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:10:56,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218525976] [2024-11-24 00:10:56,642 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:10:56,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:10:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:10:57,177 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:10:57,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:10:57,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218525976] [2024-11-24 00:10:57,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218525976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:10:57,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:10:57,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:10:57,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603539984] [2024-11-24 00:10:57,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:10:57,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:10:57,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:10:57,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:10:57,180 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:10:57,181 INFO L87 Difference]: Start difference. First operand 108 states and 159 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:10:57,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:10:57,240 INFO L93 Difference]: Finished difference Result 215 states and 318 transitions. [2024-11-24 00:10:57,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:10:57,240 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2024-11-24 00:10:57,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:10:57,242 INFO L225 Difference]: With dead ends: 215 [2024-11-24 00:10:57,243 INFO L226 Difference]: Without dead ends: 110 [2024-11-24 00:10:57,244 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:10:57,245 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 460 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 [2024-11-24 00:10:57,245 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 460 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:10:57,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-24 00:10:57,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-24 00:10:57,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 93 states have (on average 1.4086021505376345) internal successors, (131), 93 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:10:57,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 161 transitions. [2024-11-24 00:10:57,267 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 161 transitions. Word has length 131 [2024-11-24 00:10:57,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:10:57,273 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 161 transitions. [2024-11-24 00:10:57,273 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:10:57,273 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 161 transitions. [2024-11-24 00:10:57,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-24 00:10:57,278 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:10:57,279 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:10:57,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:10:57,279 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:10:57,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:10:57,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1923262252, now seen corresponding path program 1 times [2024-11-24 00:10:57,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:10:57,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046594119] [2024-11-24 00:10:57,280 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:10:57,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:10:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:10:57,939 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-24 00:10:57,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:10:57,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046594119] [2024-11-24 00:10:57,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046594119] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:10:57,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [198221294] [2024-11-24 00:10:57,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:10:57,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:10:57,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:10:57,948 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:10:57,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 00:10:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:10:58,305 INFO L256 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:10:58,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:10:58,374 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:10:58,374 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:10:58,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [198221294] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:10:58,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:10:58,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 7 [2024-11-24 00:10:58,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895684217] [2024-11-24 00:10:58,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:10:58,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:10:58,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:10:58,377 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:10:58,377 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:10:58,378 INFO L87 Difference]: Start difference. First operand 110 states and 161 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:10:58,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:10:58,438 INFO L93 Difference]: Finished difference Result 219 states and 322 transitions. [2024-11-24 00:10:58,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:10:58,443 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 131 [2024-11-24 00:10:58,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:10:58,445 INFO L225 Difference]: With dead ends: 219 [2024-11-24 00:10:58,445 INFO L226 Difference]: Without dead ends: 112 [2024-11-24 00:10:58,446 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:10:58,451 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 460 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 [2024-11-24 00:10:58,451 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 460 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:10:58,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-11-24 00:10:58,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-11-24 00:10:58,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 95 states have (on average 1.4) internal successors, (133), 95 states have internal predecessors, (133), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:10:58,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 163 transitions. [2024-11-24 00:10:58,474 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 163 transitions. Word has length 131 [2024-11-24 00:10:58,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:10:58,479 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 163 transitions. [2024-11-24 00:10:58,479 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:10:58,479 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 163 transitions. [2024-11-24 00:10:58,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-24 00:10:58,482 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:10:58,486 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:10:58,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-24 00:10:58,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:10:58,687 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:10:58,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:10:58,688 INFO L85 PathProgramCache]: Analyzing trace with hash -2088778033, now seen corresponding path program 1 times [2024-11-24 00:10:58,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:10:58,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044687169] [2024-11-24 00:10:58,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:10:58,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:10:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:10:59,607 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:10:59,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:10:59,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044687169] [2024-11-24 00:10:59,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044687169] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:10:59,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:10:59,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:10:59,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584258983] [2024-11-24 00:10:59,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:10:59,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:10:59,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:10:59,611 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:10:59,611 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:10:59,612 INFO L87 Difference]: Start difference. First operand 112 states and 163 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:10:59,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:10:59,795 INFO L93 Difference]: Finished difference Result 330 states and 483 transitions. [2024-11-24 00:10:59,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:10:59,796 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), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 133 [2024-11-24 00:10:59,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:10:59,802 INFO L225 Difference]: With dead ends: 330 [2024-11-24 00:10:59,803 INFO L226 Difference]: Without dead ends: 221 [2024-11-24 00:10:59,804 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:10:59,805 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 114 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 573 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:10:59,805 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 573 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:10:59,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-24 00:10:59,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 213. [2024-11-24 00:10:59,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 180 states have (on average 1.4) internal successors, (252), 180 states have internal predecessors, (252), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-24 00:10:59,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 312 transitions. [2024-11-24 00:10:59,849 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 312 transitions. Word has length 133 [2024-11-24 00:10:59,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:10:59,851 INFO L471 AbstractCegarLoop]: Abstraction has 213 states and 312 transitions. [2024-11-24 00:10:59,852 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), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:10:59,852 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 312 transitions. [2024-11-24 00:10:59,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-24 00:10:59,858 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:10:59,858 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:10:59,859 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 00:10:59,859 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:10:59,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:10:59,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1388540813, now seen corresponding path program 1 times [2024-11-24 00:10:59,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:10:59,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727110388] [2024-11-24 00:10:59,862 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:10:59,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:10:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:00,369 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:00,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:00,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727110388] [2024-11-24 00:11:00,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727110388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:00,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:00,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:11:00,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814443039] [2024-11-24 00:11:00,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:00,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:11:00,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:00,375 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:11:00,375 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:11:00,376 INFO L87 Difference]: Start difference. First operand 213 states and 312 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:00,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:00,499 INFO L93 Difference]: Finished difference Result 463 states and 678 transitions. [2024-11-24 00:11:00,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:11:00,500 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 133 [2024-11-24 00:11:00,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:00,504 INFO L225 Difference]: With dead ends: 463 [2024-11-24 00:11:00,506 INFO L226 Difference]: Without dead ends: 253 [2024-11-24 00:11:00,507 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:11:00,508 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 52 mSDsluCounter, 452 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:00,510 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 607 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:11:00,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-11-24 00:11:00,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 222. [2024-11-24 00:11:00,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 189 states have (on average 1.402116402116402) internal successors, (265), 189 states have internal predecessors, (265), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-24 00:11:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 325 transitions. [2024-11-24 00:11:00,551 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 325 transitions. Word has length 133 [2024-11-24 00:11:00,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:00,553 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 325 transitions. [2024-11-24 00:11:00,553 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:00,553 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 325 transitions. [2024-11-24 00:11:00,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 00:11:00,555 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:00,556 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:00,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 00:11:00,556 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:00,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:00,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1223822753, now seen corresponding path program 1 times [2024-11-24 00:11:00,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:00,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614595369] [2024-11-24 00:11:00,557 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:00,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:01,317 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:01,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:01,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614595369] [2024-11-24 00:11:01,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614595369] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:01,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:01,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:11:01,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104611289] [2024-11-24 00:11:01,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:01,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:11:01,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:01,320 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:11:01,321 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:11:01,321 INFO L87 Difference]: Start difference. First operand 222 states and 325 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:11:01,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:01,491 INFO L93 Difference]: Finished difference Result 449 states and 657 transitions. [2024-11-24 00:11:01,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:11:01,492 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 134 [2024-11-24 00:11:01,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:01,494 INFO L225 Difference]: With dead ends: 449 [2024-11-24 00:11:01,495 INFO L226 Difference]: Without dead ends: 230 [2024-11-24 00:11:01,496 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:11:01,496 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 108 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:01,497 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 574 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:11:01,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-11-24 00:11:01,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 222. [2024-11-24 00:11:01,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 189 states have (on average 1.3968253968253967) internal successors, (264), 189 states have internal predecessors, (264), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-24 00:11:01,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 324 transitions. [2024-11-24 00:11:01,530 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 324 transitions. Word has length 134 [2024-11-24 00:11:01,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:01,530 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 324 transitions. [2024-11-24 00:11:01,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:11:01,531 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 324 transitions. [2024-11-24 00:11:01,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 00:11:01,534 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:01,534 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:01,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 00:11:01,534 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:01,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:01,535 INFO L85 PathProgramCache]: Analyzing trace with hash -522758175, now seen corresponding path program 1 times [2024-11-24 00:11:01,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:01,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202692829] [2024-11-24 00:11:01,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:01,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:02,468 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:02,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:02,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202692829] [2024-11-24 00:11:02,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202692829] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:02,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:02,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 00:11:02,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485666961] [2024-11-24 00:11:02,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:02,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:11:02,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:02,472 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:11:02,472 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:11:02,473 INFO L87 Difference]: Start difference. First operand 222 states and 324 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:02,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:02,909 INFO L93 Difference]: Finished difference Result 609 states and 887 transitions. [2024-11-24 00:11:02,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:11:02,910 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-11-24 00:11:02,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:02,914 INFO L225 Difference]: With dead ends: 609 [2024-11-24 00:11:02,914 INFO L226 Difference]: Without dead ends: 390 [2024-11-24 00:11:02,915 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:11:02,918 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 260 mSDsluCounter, 681 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 877 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:02,918 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 877 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:11:02,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2024-11-24 00:11:02,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 386. [2024-11-24 00:11:02,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 339 states have (on average 1.407079646017699) internal successors, (477), 341 states have internal predecessors, (477), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 40 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 00:11:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 561 transitions. [2024-11-24 00:11:02,982 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 561 transitions. Word has length 134 [2024-11-24 00:11:02,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:02,983 INFO L471 AbstractCegarLoop]: Abstraction has 386 states and 561 transitions. [2024-11-24 00:11:02,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:02,984 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 561 transitions. [2024-11-24 00:11:02,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 00:11:02,990 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:02,990 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:02,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 00:11:02,990 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:02,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:02,993 INFO L85 PathProgramCache]: Analyzing trace with hash -915785185, now seen corresponding path program 1 times [2024-11-24 00:11:02,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:02,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698556936] [2024-11-24 00:11:02,993 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:02,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:03,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:03,479 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:03,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:03,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698556936] [2024-11-24 00:11:03,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698556936] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:03,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:03,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:11:03,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593257472] [2024-11-24 00:11:03,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:03,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:11:03,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:03,483 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:11:03,483 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:11:03,484 INFO L87 Difference]: Start difference. First operand 386 states and 561 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:03,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:03,605 INFO L93 Difference]: Finished difference Result 830 states and 1203 transitions. [2024-11-24 00:11:03,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:11:03,606 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-11-24 00:11:03,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:03,613 INFO L225 Difference]: With dead ends: 830 [2024-11-24 00:11:03,616 INFO L226 Difference]: Without dead ends: 447 [2024-11-24 00:11:03,617 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:11:03,618 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 55 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:03,618 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 606 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:11:03,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2024-11-24 00:11:03,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 386. [2024-11-24 00:11:03,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 339 states have (on average 1.3952802359882006) internal successors, (473), 341 states have internal predecessors, (473), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 40 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 00:11:03,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 557 transitions. [2024-11-24 00:11:03,692 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 557 transitions. Word has length 134 [2024-11-24 00:11:03,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:03,693 INFO L471 AbstractCegarLoop]: Abstraction has 386 states and 557 transitions. [2024-11-24 00:11:03,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:03,693 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 557 transitions. [2024-11-24 00:11:03,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 00:11:03,696 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:03,696 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:03,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 00:11:03,697 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:03,697 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:03,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1385037405, now seen corresponding path program 1 times [2024-11-24 00:11:03,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:03,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175215671] [2024-11-24 00:11:03,699 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:03,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:04,864 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:04,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:04,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175215671] [2024-11-24 00:11:04,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175215671] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:04,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:04,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:11:04,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112967312] [2024-11-24 00:11:04,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:04,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:11:04,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:04,868 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:11:04,868 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:11:04,868 INFO L87 Difference]: Start difference. First operand 386 states and 557 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:05,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:05,275 INFO L93 Difference]: Finished difference Result 896 states and 1291 transitions. [2024-11-24 00:11:05,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:11:05,276 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-11-24 00:11:05,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:05,280 INFO L225 Difference]: With dead ends: 896 [2024-11-24 00:11:05,280 INFO L226 Difference]: Without dead ends: 513 [2024-11-24 00:11:05,281 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:11:05,282 INFO L435 NwaCegarLoop]: 233 mSDtfsCounter, 214 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 584 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:05,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 584 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:11:05,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2024-11-24 00:11:05,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 501. [2024-11-24 00:11:05,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 433 states have (on average 1.3810623556581987) internal successors, (598), 436 states have internal predecessors, (598), 60 states have call successors, (60), 7 states have call predecessors, (60), 7 states have return successors, (60), 57 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-24 00:11:05,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 718 transitions. [2024-11-24 00:11:05,356 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 718 transitions. Word has length 134 [2024-11-24 00:11:05,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:05,357 INFO L471 AbstractCegarLoop]: Abstraction has 501 states and 718 transitions. [2024-11-24 00:11:05,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:05,357 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 718 transitions. [2024-11-24 00:11:05,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 00:11:05,359 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:05,359 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:05,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 00:11:05,360 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:05,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:05,360 INFO L85 PathProgramCache]: Analyzing trace with hash 960415965, now seen corresponding path program 1 times [2024-11-24 00:11:05,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:05,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689982484] [2024-11-24 00:11:05,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:05,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:06,177 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:06,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:06,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689982484] [2024-11-24 00:11:06,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689982484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:06,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:06,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:11:06,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402704446] [2024-11-24 00:11:06,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:06,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:11:06,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:06,179 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:11:06,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:11:06,179 INFO L87 Difference]: Start difference. First operand 501 states and 718 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:06,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:06,591 INFO L93 Difference]: Finished difference Result 1092 states and 1562 transitions. [2024-11-24 00:11:06,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:11:06,592 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-11-24 00:11:06,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:06,597 INFO L225 Difference]: With dead ends: 1092 [2024-11-24 00:11:06,597 INFO L226 Difference]: Without dead ends: 594 [2024-11-24 00:11:06,599 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:11:06,600 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 122 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 601 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:06,600 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 601 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:11:06,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2024-11-24 00:11:06,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 590. [2024-11-24 00:11:06,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 590 states, 508 states have (on average 1.374015748031496) internal successors, (698), 512 states have internal predecessors, (698), 72 states have call successors, (72), 9 states have call predecessors, (72), 9 states have return successors, (72), 68 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-24 00:11:06,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 842 transitions. [2024-11-24 00:11:06,703 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 842 transitions. Word has length 134 [2024-11-24 00:11:06,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:06,706 INFO L471 AbstractCegarLoop]: Abstraction has 590 states and 842 transitions. [2024-11-24 00:11:06,706 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:06,707 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 842 transitions. [2024-11-24 00:11:06,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 00:11:06,713 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:06,713 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:06,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 00:11:06,714 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:06,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:06,714 INFO L85 PathProgramCache]: Analyzing trace with hash 567388955, now seen corresponding path program 1 times [2024-11-24 00:11:06,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:06,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966147562] [2024-11-24 00:11:06,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:06,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:07,142 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:07,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:07,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966147562] [2024-11-24 00:11:07,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966147562] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:07,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:07,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 00:11:07,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039283515] [2024-11-24 00:11:07,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:07,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:11:07,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:07,145 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:11:07,145 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:11:07,145 INFO L87 Difference]: Start difference. First operand 590 states and 842 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:07,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:07,437 INFO L93 Difference]: Finished difference Result 1234 states and 1754 transitions. [2024-11-24 00:11:07,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:11:07,438 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-11-24 00:11:07,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:07,442 INFO L225 Difference]: With dead ends: 1234 [2024-11-24 00:11:07,442 INFO L226 Difference]: Without dead ends: 647 [2024-11-24 00:11:07,444 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:11:07,444 INFO L435 NwaCegarLoop]: 255 mSDtfsCounter, 106 mSDsluCounter, 867 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 1122 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:07,445 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 1122 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:11:07,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 647 states. [2024-11-24 00:11:07,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 647 to 502. [2024-11-24 00:11:07,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 432 states have (on average 1.3634259259259258) internal successors, (589), 435 states have internal predecessors, (589), 60 states have call successors, (60), 9 states have call predecessors, (60), 9 states have return successors, (60), 57 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-24 00:11:07,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 709 transitions. [2024-11-24 00:11:07,534 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 709 transitions. Word has length 134 [2024-11-24 00:11:07,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:07,535 INFO L471 AbstractCegarLoop]: Abstraction has 502 states and 709 transitions. [2024-11-24 00:11:07,535 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:07,535 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 709 transitions. [2024-11-24 00:11:07,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-24 00:11:07,537 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:07,538 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:07,538 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 00:11:07,538 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:07,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:07,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1516228552, now seen corresponding path program 1 times [2024-11-24 00:11:07,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:07,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591732809] [2024-11-24 00:11:07,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:07,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:07,819 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:07,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:07,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591732809] [2024-11-24 00:11:07,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591732809] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:07,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:07,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:11:07,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739916579] [2024-11-24 00:11:07,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:07,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:11:07,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:07,822 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:11:07,822 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:11:07,822 INFO L87 Difference]: Start difference. First operand 502 states and 709 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:07,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:07,901 INFO L93 Difference]: Finished difference Result 767 states and 1087 transitions. [2024-11-24 00:11:07,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:11:07,902 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-11-24 00:11:07,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:07,905 INFO L225 Difference]: With dead ends: 767 [2024-11-24 00:11:07,906 INFO L226 Difference]: Without dead ends: 494 [2024-11-24 00:11:07,907 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:11:07,907 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 0 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:07,908 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 303 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:11:07,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2024-11-24 00:11:07,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 494. [2024-11-24 00:11:07,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494 states, 424 states have (on average 1.3419811320754718) internal successors, (569), 427 states have internal predecessors, (569), 60 states have call successors, (60), 9 states have call predecessors, (60), 9 states have return successors, (60), 57 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-24 00:11:07,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 689 transitions. [2024-11-24 00:11:07,978 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 689 transitions. Word has length 135 [2024-11-24 00:11:07,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:07,979 INFO L471 AbstractCegarLoop]: Abstraction has 494 states and 689 transitions. [2024-11-24 00:11:07,981 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:07,981 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 689 transitions. [2024-11-24 00:11:07,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-24 00:11:07,983 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:07,983 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:07,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 00:11:07,983 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:07,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:07,984 INFO L85 PathProgramCache]: Analyzing trace with hash 358139828, now seen corresponding path program 1 times [2024-11-24 00:11:07,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:07,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499076191] [2024-11-24 00:11:07,985 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:07,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:08,560 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:08,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:08,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499076191] [2024-11-24 00:11:08,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499076191] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:08,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:08,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 00:11:08,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466347728] [2024-11-24 00:11:08,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:08,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:11:08,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:08,563 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:11:08,563 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:11:08,563 INFO L87 Difference]: Start difference. First operand 494 states and 689 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:09,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:09,186 INFO L93 Difference]: Finished difference Result 1301 states and 1810 transitions. [2024-11-24 00:11:09,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:11:09,187 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-11-24 00:11:09,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:09,194 INFO L225 Difference]: With dead ends: 1301 [2024-11-24 00:11:09,194 INFO L226 Difference]: Without dead ends: 1036 [2024-11-24 00:11:09,196 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:11:09,196 INFO L435 NwaCegarLoop]: 250 mSDtfsCounter, 323 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 1321 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:09,197 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 1321 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 00:11:09,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2024-11-24 00:11:09,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 867. [2024-11-24 00:11:09,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 867 states, 748 states have (on average 1.338235294117647) internal successors, (1001), 752 states have internal predecessors, (1001), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-24 00:11:09,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 1205 transitions. [2024-11-24 00:11:09,351 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 1205 transitions. Word has length 135 [2024-11-24 00:11:09,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:09,352 INFO L471 AbstractCegarLoop]: Abstraction has 867 states and 1205 transitions. [2024-11-24 00:11:09,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:09,352 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1205 transitions. [2024-11-24 00:11:09,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-24 00:11:09,355 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:09,355 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:09,356 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 00:11:09,356 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:09,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:09,357 INFO L85 PathProgramCache]: Analyzing trace with hash -459508622, now seen corresponding path program 1 times [2024-11-24 00:11:09,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:09,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336708318] [2024-11-24 00:11:09,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:09,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:09,590 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:09,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:09,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336708318] [2024-11-24 00:11:09,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336708318] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:09,591 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:09,591 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:11:09,591 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026512609] [2024-11-24 00:11:09,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:09,592 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:11:09,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:09,592 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:11:09,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:11:09,592 INFO L87 Difference]: Start difference. First operand 867 states and 1205 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:09,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:09,760 INFO L93 Difference]: Finished difference Result 1390 states and 1939 transitions. [2024-11-24 00:11:09,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:11:09,761 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-11-24 00:11:09,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:09,768 INFO L225 Difference]: With dead ends: 1390 [2024-11-24 00:11:09,768 INFO L226 Difference]: Without dead ends: 867 [2024-11-24 00:11:09,770 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:11:09,771 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:09,771 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 302 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:11:09,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2024-11-24 00:11:09,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 867. [2024-11-24 00:11:09,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 867 states, 748 states have (on average 1.335561497326203) internal successors, (999), 752 states have internal predecessors, (999), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-24 00:11:09,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 1203 transitions. [2024-11-24 00:11:09,931 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 1203 transitions. Word has length 135 [2024-11-24 00:11:09,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:09,932 INFO L471 AbstractCegarLoop]: Abstraction has 867 states and 1203 transitions. [2024-11-24 00:11:09,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:09,932 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1203 transitions. [2024-11-24 00:11:09,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-24 00:11:09,935 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:09,935 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:09,936 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-24 00:11:09,936 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:09,936 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:09,937 INFO L85 PathProgramCache]: Analyzing trace with hash 2030020340, now seen corresponding path program 1 times [2024-11-24 00:11:09,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:09,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65203500] [2024-11-24 00:11:09,937 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:09,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:10,287 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:10,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:10,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65203500] [2024-11-24 00:11:10,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65203500] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:10,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:10,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:11:10,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405543000] [2024-11-24 00:11:10,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:10,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:11:10,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:10,289 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:11:10,289 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:11:10,289 INFO L87 Difference]: Start difference. First operand 867 states and 1203 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:10,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:10,476 INFO L93 Difference]: Finished difference Result 1390 states and 1935 transitions. [2024-11-24 00:11:10,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:11:10,477 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), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-11-24 00:11:10,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:10,487 INFO L225 Difference]: With dead ends: 1390 [2024-11-24 00:11:10,487 INFO L226 Difference]: Without dead ends: 867 [2024-11-24 00:11:10,489 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:11:10,490 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 0 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:10,492 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 433 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:11:10,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2024-11-24 00:11:10,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 867. [2024-11-24 00:11:10,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 867 states, 748 states have (on average 1.3248663101604279) internal successors, (991), 752 states have internal predecessors, (991), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-24 00:11:10,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 1195 transitions. [2024-11-24 00:11:10,646 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 1195 transitions. Word has length 135 [2024-11-24 00:11:10,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:10,647 INFO L471 AbstractCegarLoop]: Abstraction has 867 states and 1195 transitions. [2024-11-24 00:11:10,647 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), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:10,648 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1195 transitions. [2024-11-24 00:11:10,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-24 00:11:10,651 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:10,652 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:10,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-24 00:11:10,652 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:10,652 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:10,653 INFO L85 PathProgramCache]: Analyzing trace with hash -2006781518, now seen corresponding path program 1 times [2024-11-24 00:11:10,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:10,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484551191] [2024-11-24 00:11:10,653 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:10,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:12,087 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:12,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:12,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484551191] [2024-11-24 00:11:12,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484551191] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:12,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:12,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 00:11:12,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989751504] [2024-11-24 00:11:12,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:12,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 00:11:12,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:12,090 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 00:11:12,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:11:12,091 INFO L87 Difference]: Start difference. First operand 867 states and 1195 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:13,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:13,486 INFO L93 Difference]: Finished difference Result 1220 states and 1678 transitions. [2024-11-24 00:11:13,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-24 00:11:13,488 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-11-24 00:11:13,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:13,494 INFO L225 Difference]: With dead ends: 1220 [2024-11-24 00:11:13,495 INFO L226 Difference]: Without dead ends: 960 [2024-11-24 00:11:13,496 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2024-11-24 00:11:13,497 INFO L435 NwaCegarLoop]: 349 mSDtfsCounter, 268 mSDsluCounter, 1799 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 2148 SdHoareTripleChecker+Invalid, 511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:13,498 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 2148 Invalid, 511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 509 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-24 00:11:13,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2024-11-24 00:11:13,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 863. [2024-11-24 00:11:13,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 863 states, 744 states have (on average 1.3239247311827957) internal successors, (985), 748 states have internal predecessors, (985), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-24 00:11:13,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1189 transitions. [2024-11-24 00:11:13,632 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1189 transitions. Word has length 135 [2024-11-24 00:11:13,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:13,633 INFO L471 AbstractCegarLoop]: Abstraction has 863 states and 1189 transitions. [2024-11-24 00:11:13,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:13,633 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1189 transitions. [2024-11-24 00:11:13,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-24 00:11:13,636 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:13,636 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:13,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-24 00:11:13,637 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:13,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:13,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1127093454, now seen corresponding path program 1 times [2024-11-24 00:11:13,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:13,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789261272] [2024-11-24 00:11:13,638 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:13,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:14,648 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:14,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:14,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789261272] [2024-11-24 00:11:14,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789261272] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:14,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:14,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 00:11:14,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96228428] [2024-11-24 00:11:14,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:14,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 00:11:14,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:14,651 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 00:11:14,651 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:11:14,651 INFO L87 Difference]: Start difference. First operand 863 states and 1189 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:15,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:15,698 INFO L93 Difference]: Finished difference Result 1591 states and 2192 transitions. [2024-11-24 00:11:15,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-24 00:11:15,699 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-11-24 00:11:15,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:15,706 INFO L225 Difference]: With dead ends: 1591 [2024-11-24 00:11:15,707 INFO L226 Difference]: Without dead ends: 1072 [2024-11-24 00:11:15,709 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-24 00:11:15,710 INFO L435 NwaCegarLoop]: 289 mSDtfsCounter, 316 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 440 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 1744 SdHoareTripleChecker+Invalid, 465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:15,710 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [316 Valid, 1744 Invalid, 465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 440 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 00:11:15,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2024-11-24 00:11:15,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 881. [2024-11-24 00:11:15,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 881 states, 762 states have (on average 1.3241469816272966) internal successors, (1009), 766 states have internal predecessors, (1009), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-24 00:11:15,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 881 states and 1213 transitions. [2024-11-24 00:11:15,843 INFO L78 Accepts]: Start accepts. Automaton has 881 states and 1213 transitions. Word has length 135 [2024-11-24 00:11:15,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:15,844 INFO L471 AbstractCegarLoop]: Abstraction has 881 states and 1213 transitions. [2024-11-24 00:11:15,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:15,844 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1213 transitions. [2024-11-24 00:11:15,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-24 00:11:15,847 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:15,847 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:15,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-24 00:11:15,848 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:15,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:15,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1944741904, now seen corresponding path program 1 times [2024-11-24 00:11:15,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:15,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743170836] [2024-11-24 00:11:15,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:15,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:15,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:16,638 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:16,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:16,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743170836] [2024-11-24 00:11:16,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743170836] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:16,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:16,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 00:11:16,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308654209] [2024-11-24 00:11:16,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:16,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:11:16,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:16,641 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:11:16,641 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:11:16,641 INFO L87 Difference]: Start difference. First operand 881 states and 1213 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:17,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:17,405 INFO L93 Difference]: Finished difference Result 1470 states and 2024 transitions. [2024-11-24 00:11:17,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 00:11:17,406 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-11-24 00:11:17,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:17,413 INFO L225 Difference]: With dead ends: 1470 [2024-11-24 00:11:17,414 INFO L226 Difference]: Without dead ends: 933 [2024-11-24 00:11:17,416 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:11:17,416 INFO L435 NwaCegarLoop]: 308 mSDtfsCounter, 207 mSDsluCounter, 1153 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 1461 SdHoareTripleChecker+Invalid, 283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:17,417 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 1461 Invalid, 283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 256 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 00:11:17,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2024-11-24 00:11:17,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 844. [2024-11-24 00:11:17,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 844 states, 725 states have (on average 1.3144827586206898) internal successors, (953), 729 states have internal predecessors, (953), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-24 00:11:17,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 844 states and 1157 transitions. [2024-11-24 00:11:17,539 INFO L78 Accepts]: Start accepts. Automaton has 844 states and 1157 transitions. Word has length 135 [2024-11-24 00:11:17,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:17,539 INFO L471 AbstractCegarLoop]: Abstraction has 844 states and 1157 transitions. [2024-11-24 00:11:17,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:17,540 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1157 transitions. [2024-11-24 00:11:17,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-24 00:11:17,542 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:17,543 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:17,543 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-24 00:11:17,543 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:17,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:17,544 INFO L85 PathProgramCache]: Analyzing trace with hash -1096531644, now seen corresponding path program 1 times [2024-11-24 00:11:17,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:17,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760225331] [2024-11-24 00:11:17,544 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:17,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:17,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:18,569 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:18,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:18,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760225331] [2024-11-24 00:11:18,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760225331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:18,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:18,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 00:11:18,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883697123] [2024-11-24 00:11:18,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:18,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:11:18,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:18,572 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:11:18,572 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:11:18,572 INFO L87 Difference]: Start difference. First operand 844 states and 1157 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:19,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:19,411 INFO L93 Difference]: Finished difference Result 1751 states and 2411 transitions. [2024-11-24 00:11:19,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:11:19,413 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 136 [2024-11-24 00:11:19,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:19,423 INFO L225 Difference]: With dead ends: 1751 [2024-11-24 00:11:19,423 INFO L226 Difference]: Without dead ends: 1251 [2024-11-24 00:11:19,425 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:11:19,426 INFO L435 NwaCegarLoop]: 223 mSDtfsCounter, 434 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:19,426 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [434 Valid, 631 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 00:11:19,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2024-11-24 00:11:19,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 848. [2024-11-24 00:11:19,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 848 states, 729 states have (on average 1.3155006858710563) internal successors, (959), 733 states have internal predecessors, (959), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-24 00:11:19,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 848 states and 1163 transitions. [2024-11-24 00:11:19,552 INFO L78 Accepts]: Start accepts. Automaton has 848 states and 1163 transitions. Word has length 136 [2024-11-24 00:11:19,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:19,554 INFO L471 AbstractCegarLoop]: Abstraction has 848 states and 1163 transitions. [2024-11-24 00:11:19,554 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:19,554 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1163 transitions. [2024-11-24 00:11:19,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-24 00:11:19,557 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:19,558 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:19,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-24 00:11:19,558 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:19,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:19,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1185714494, now seen corresponding path program 1 times [2024-11-24 00:11:19,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:19,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472779828] [2024-11-24 00:11:19,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:19,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:19,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:20,080 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:20,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:20,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472779828] [2024-11-24 00:11:20,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472779828] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:20,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:20,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 00:11:20,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698892353] [2024-11-24 00:11:20,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:20,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:11:20,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:20,081 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:11:20,081 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:11:20,082 INFO L87 Difference]: Start difference. First operand 848 states and 1163 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:11:20,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:20,381 INFO L93 Difference]: Finished difference Result 1793 states and 2464 transitions. [2024-11-24 00:11:20,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:11:20,382 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 136 [2024-11-24 00:11:20,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:20,391 INFO L225 Difference]: With dead ends: 1793 [2024-11-24 00:11:20,391 INFO L226 Difference]: Without dead ends: 1289 [2024-11-24 00:11:20,393 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:11:20,394 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 104 mSDsluCounter, 551 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 694 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:20,394 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 694 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:11:20,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1289 states. [2024-11-24 00:11:20,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1289 to 1283. [2024-11-24 00:11:20,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1283 states, 1102 states have (on average 1.3121597096188748) internal successors, (1446), 1108 states have internal predecessors, (1446), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-24 00:11:20,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1283 states and 1758 transitions. [2024-11-24 00:11:20,673 INFO L78 Accepts]: Start accepts. Automaton has 1283 states and 1758 transitions. Word has length 136 [2024-11-24 00:11:20,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:20,674 INFO L471 AbstractCegarLoop]: Abstraction has 1283 states and 1758 transitions. [2024-11-24 00:11:20,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:11:20,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1758 transitions. [2024-11-24 00:11:20,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-24 00:11:20,677 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:20,678 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:20,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-24 00:11:20,678 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:20,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:20,679 INFO L85 PathProgramCache]: Analyzing trace with hash -484649916, now seen corresponding path program 1 times [2024-11-24 00:11:20,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:20,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623162302] [2024-11-24 00:11:20,679 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:20,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:20,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:21,878 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:21,879 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:21,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623162302] [2024-11-24 00:11:21,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623162302] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:21,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:21,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 00:11:21,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172755101] [2024-11-24 00:11:21,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:21,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:11:21,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:21,881 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:11:21,883 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:11:21,884 INFO L87 Difference]: Start difference. First operand 1283 states and 1758 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:22,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:22,949 INFO L93 Difference]: Finished difference Result 2925 states and 4030 transitions. [2024-11-24 00:11:22,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:11:22,950 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 136 [2024-11-24 00:11:22,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:22,962 INFO L225 Difference]: With dead ends: 2925 [2024-11-24 00:11:22,962 INFO L226 Difference]: Without dead ends: 1986 [2024-11-24 00:11:22,965 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:11:22,967 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 448 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:22,968 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [448 Valid, 516 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 00:11:22,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1986 states. [2024-11-24 00:11:23,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1986 to 1257. [2024-11-24 00:11:23,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1257 states, 1076 states have (on average 1.3141263940520447) internal successors, (1414), 1082 states have internal predecessors, (1414), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-24 00:11:23,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1257 states and 1726 transitions. [2024-11-24 00:11:23,181 INFO L78 Accepts]: Start accepts. Automaton has 1257 states and 1726 transitions. Word has length 136 [2024-11-24 00:11:23,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:23,182 INFO L471 AbstractCegarLoop]: Abstraction has 1257 states and 1726 transitions. [2024-11-24 00:11:23,182 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:23,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1726 transitions. [2024-11-24 00:11:23,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-24 00:11:23,186 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:23,186 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:23,186 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-24 00:11:23,186 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:23,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:23,188 INFO L85 PathProgramCache]: Analyzing trace with hash 664524950, now seen corresponding path program 1 times [2024-11-24 00:11:23,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:23,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720764814] [2024-11-24 00:11:23,188 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:23,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:23,748 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:23,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:23,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720764814] [2024-11-24 00:11:23,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720764814] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:23,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:23,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 00:11:23,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102828] [2024-11-24 00:11:23,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:23,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:11:23,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:23,751 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:11:23,751 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:11:23,751 INFO L87 Difference]: Start difference. First operand 1257 states and 1726 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:24,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:24,425 INFO L93 Difference]: Finished difference Result 1597 states and 2191 transitions. [2024-11-24 00:11:24,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:11:24,426 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 136 [2024-11-24 00:11:24,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:24,436 INFO L225 Difference]: With dead ends: 1597 [2024-11-24 00:11:24,436 INFO L226 Difference]: Without dead ends: 1346 [2024-11-24 00:11:24,438 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:11:24,441 INFO L435 NwaCegarLoop]: 351 mSDtfsCounter, 241 mSDsluCounter, 1344 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:24,442 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 1695 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 00:11:24,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1346 states. [2024-11-24 00:11:24,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1346 to 1263. [2024-11-24 00:11:24,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1263 states, 1082 states have (on average 1.3123844731977818) internal successors, (1420), 1088 states have internal predecessors, (1420), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-24 00:11:24,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1263 states and 1732 transitions. [2024-11-24 00:11:24,628 INFO L78 Accepts]: Start accepts. Automaton has 1263 states and 1732 transitions. Word has length 136 [2024-11-24 00:11:24,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:24,629 INFO L471 AbstractCegarLoop]: Abstraction has 1263 states and 1732 transitions. [2024-11-24 00:11:24,629 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:24,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1732 transitions. [2024-11-24 00:11:24,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-24 00:11:24,632 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:24,632 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:24,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-24 00:11:24,632 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:24,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:24,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1004230120, now seen corresponding path program 1 times [2024-11-24 00:11:24,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:24,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264872146] [2024-11-24 00:11:24,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:24,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:24,957 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:24,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:24,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264872146] [2024-11-24 00:11:24,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264872146] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:24,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:24,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:11:24,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337060721] [2024-11-24 00:11:24,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:24,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:11:24,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:24,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:11:24,961 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:11:24,961 INFO L87 Difference]: Start difference. First operand 1263 states and 1732 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:25,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:25,360 INFO L93 Difference]: Finished difference Result 2347 states and 3217 transitions. [2024-11-24 00:11:25,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:11:25,361 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 136 [2024-11-24 00:11:25,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:25,371 INFO L225 Difference]: With dead ends: 2347 [2024-11-24 00:11:25,371 INFO L226 Difference]: Without dead ends: 1418 [2024-11-24 00:11:25,374 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:11:25,376 INFO L435 NwaCegarLoop]: 265 mSDtfsCounter, 203 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 655 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:25,376 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 655 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:11:25,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1418 states. [2024-11-24 00:11:25,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1418 to 1258. [2024-11-24 00:11:25,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1258 states, 1077 states have (on average 1.308263695450325) internal successors, (1409), 1083 states have internal predecessors, (1409), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-24 00:11:25,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 1721 transitions. [2024-11-24 00:11:25,547 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 1721 transitions. Word has length 136 [2024-11-24 00:11:25,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:25,548 INFO L471 AbstractCegarLoop]: Abstraction has 1258 states and 1721 transitions. [2024-11-24 00:11:25,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:25,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1721 transitions. [2024-11-24 00:11:25,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-24 00:11:25,550 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:25,551 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:25,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-24 00:11:25,552 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:25,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:25,553 INFO L85 PathProgramCache]: Analyzing trace with hash -900403029, now seen corresponding path program 1 times [2024-11-24 00:11:25,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:25,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781745122] [2024-11-24 00:11:25,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:25,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:25,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:26,717 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:26,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:26,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781745122] [2024-11-24 00:11:26,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781745122] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:26,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:26,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-24 00:11:26,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575249832] [2024-11-24 00:11:26,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:26,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 00:11:26,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:26,719 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 00:11:26,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:11:26,720 INFO L87 Difference]: Start difference. First operand 1258 states and 1721 transitions. Second operand has 12 states, 12 states have (on average 5.416666666666667) internal successors, (65), 12 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:27,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:27,965 INFO L93 Difference]: Finished difference Result 1615 states and 2204 transitions. [2024-11-24 00:11:27,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-24 00:11:27,966 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.416666666666667) internal successors, (65), 12 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2024-11-24 00:11:27,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:27,974 INFO L225 Difference]: With dead ends: 1615 [2024-11-24 00:11:27,974 INFO L226 Difference]: Without dead ends: 1353 [2024-11-24 00:11:27,976 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2024-11-24 00:11:27,977 INFO L435 NwaCegarLoop]: 258 mSDtfsCounter, 473 mSDsluCounter, 1714 mSDsCounter, 0 mSdLazyCounter, 630 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 473 SdHoareTripleChecker+Valid, 1972 SdHoareTripleChecker+Invalid, 657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:27,977 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [473 Valid, 1972 Invalid, 657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 630 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-24 00:11:27,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1353 states. [2024-11-24 00:11:28,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1353 to 1254. [2024-11-24 00:11:28,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1254 states, 1073 states have (on average 1.3075489282385835) internal successors, (1403), 1079 states have internal predecessors, (1403), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-24 00:11:28,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1254 states and 1715 transitions. [2024-11-24 00:11:28,164 INFO L78 Accepts]: Start accepts. Automaton has 1254 states and 1715 transitions. Word has length 137 [2024-11-24 00:11:28,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:28,167 INFO L471 AbstractCegarLoop]: Abstraction has 1254 states and 1715 transitions. [2024-11-24 00:11:28,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.416666666666667) internal successors, (65), 12 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:28,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1715 transitions. [2024-11-24 00:11:28,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-24 00:11:28,170 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:28,170 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:28,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-24 00:11:28,171 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:28,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:28,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1628730837, now seen corresponding path program 1 times [2024-11-24 00:11:28,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:28,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47849649] [2024-11-24 00:11:28,173 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:28,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:29,375 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:29,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:29,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47849649] [2024-11-24 00:11:29,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47849649] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:29,376 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:29,376 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 00:11:29,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324011594] [2024-11-24 00:11:29,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:29,377 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 00:11:29,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:29,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 00:11:29,378 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:11:29,378 INFO L87 Difference]: Start difference. First operand 1254 states and 1715 transitions. Second operand has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 11 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:30,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:30,442 INFO L93 Difference]: Finished difference Result 1927 states and 2631 transitions. [2024-11-24 00:11:30,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-24 00:11:30,443 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 11 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2024-11-24 00:11:30,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:30,451 INFO L225 Difference]: With dead ends: 1927 [2024-11-24 00:11:30,452 INFO L226 Difference]: Without dead ends: 1431 [2024-11-24 00:11:30,454 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2024-11-24 00:11:30,454 INFO L435 NwaCegarLoop]: 283 mSDtfsCounter, 231 mSDsluCounter, 1720 mSDsCounter, 0 mSdLazyCounter, 603 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 2003 SdHoareTripleChecker+Invalid, 605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:30,455 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 2003 Invalid, 605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 603 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 00:11:30,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1431 states. [2024-11-24 00:11:30,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1431 to 1256. [2024-11-24 00:11:30,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1256 states, 1075 states have (on average 1.307906976744186) internal successors, (1406), 1081 states have internal predecessors, (1406), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-24 00:11:30,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1256 states and 1718 transitions. [2024-11-24 00:11:30,673 INFO L78 Accepts]: Start accepts. Automaton has 1256 states and 1718 transitions. Word has length 137 [2024-11-24 00:11:30,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:30,674 INFO L471 AbstractCegarLoop]: Abstraction has 1256 states and 1718 transitions. [2024-11-24 00:11:30,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 11 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:30,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1718 transitions. [2024-11-24 00:11:30,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-24 00:11:30,677 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:30,678 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:30,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-24 00:11:30,678 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:30,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:30,679 INFO L85 PathProgramCache]: Analyzing trace with hash 1639022909, now seen corresponding path program 1 times [2024-11-24 00:11:30,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:30,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091957504] [2024-11-24 00:11:30,679 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:30,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:31,379 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:31,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:31,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091957504] [2024-11-24 00:11:31,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091957504] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:31,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:31,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 00:11:31,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350065496] [2024-11-24 00:11:31,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:31,380 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 00:11:31,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:31,381 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 00:11:31,382 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:11:31,382 INFO L87 Difference]: Start difference. First operand 1256 states and 1718 transitions. Second operand has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:32,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:32,459 INFO L93 Difference]: Finished difference Result 1603 states and 2188 transitions. [2024-11-24 00:11:32,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 00:11:32,460 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-11-24 00:11:32,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:32,469 INFO L225 Difference]: With dead ends: 1603 [2024-11-24 00:11:32,469 INFO L226 Difference]: Without dead ends: 1345 [2024-11-24 00:11:32,471 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:11:32,471 INFO L435 NwaCegarLoop]: 346 mSDtfsCounter, 378 mSDsluCounter, 1288 mSDsCounter, 0 mSdLazyCounter, 546 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 378 SdHoareTripleChecker+Valid, 1634 SdHoareTripleChecker+Invalid, 571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:32,473 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [378 Valid, 1634 Invalid, 571 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 546 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-24 00:11:32,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2024-11-24 00:11:32,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 1248. [2024-11-24 00:11:32,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1248 states, 1067 states have (on average 1.3083411433926897) internal successors, (1396), 1073 states have internal predecessors, (1396), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-24 00:11:32,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1248 states and 1708 transitions. [2024-11-24 00:11:32,674 INFO L78 Accepts]: Start accepts. Automaton has 1248 states and 1708 transitions. Word has length 138 [2024-11-24 00:11:32,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:32,674 INFO L471 AbstractCegarLoop]: Abstraction has 1248 states and 1708 transitions. [2024-11-24 00:11:32,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:32,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1708 transitions. [2024-11-24 00:11:32,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-24 00:11:32,677 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:32,677 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:32,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-24 00:11:32,679 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:32,680 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:32,680 INFO L85 PathProgramCache]: Analyzing trace with hash 624880191, now seen corresponding path program 1 times [2024-11-24 00:11:32,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:32,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274152104] [2024-11-24 00:11:32,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:32,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:32,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:32,911 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:32,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:32,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274152104] [2024-11-24 00:11:32,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274152104] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:32,911 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:32,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:11:32,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104828451] [2024-11-24 00:11:32,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:32,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:11:32,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:32,913 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:11:32,914 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:11:32,914 INFO L87 Difference]: Start difference. First operand 1248 states and 1708 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:33,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:33,138 INFO L93 Difference]: Finished difference Result 1795 states and 2452 transitions. [2024-11-24 00:11:33,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:11:33,139 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-11-24 00:11:33,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:33,153 INFO L225 Difference]: With dead ends: 1795 [2024-11-24 00:11:33,153 INFO L226 Difference]: Without dead ends: 1305 [2024-11-24 00:11:33,155 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:11:33,156 INFO L435 NwaCegarLoop]: 194 mSDtfsCounter, 50 mSDsluCounter, 510 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 704 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:33,157 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 704 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:11:33,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1305 states. [2024-11-24 00:11:33,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1305 to 1248. [2024-11-24 00:11:33,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1248 states, 1067 states have (on average 1.3045923149015932) internal successors, (1392), 1073 states have internal predecessors, (1392), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-24 00:11:33,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1248 states and 1704 transitions. [2024-11-24 00:11:33,337 INFO L78 Accepts]: Start accepts. Automaton has 1248 states and 1704 transitions. Word has length 138 [2024-11-24 00:11:33,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:33,338 INFO L471 AbstractCegarLoop]: Abstraction has 1248 states and 1704 transitions. [2024-11-24 00:11:33,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:33,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1704 transitions. [2024-11-24 00:11:33,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-24 00:11:33,340 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:33,341 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:33,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-24 00:11:33,341 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:33,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:33,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1052110624, now seen corresponding path program 1 times [2024-11-24 00:11:33,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:33,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219134954] [2024-11-24 00:11:33,342 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:33,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:33,583 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-24 00:11:33,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:33,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [219134954] [2024-11-24 00:11:33,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [219134954] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:11:33,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [866292080] [2024-11-24 00:11:33,584 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:33,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:11:33,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:11:33,586 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:11:33,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 00:11:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:33,998 INFO L256 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 00:11:34,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:11:34,069 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:34,069 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:11:34,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [866292080] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:34,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:11:34,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 10 [2024-11-24 00:11:34,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317207322] [2024-11-24 00:11:34,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:34,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:11:34,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:34,072 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:11:34,072 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:11:34,075 INFO L87 Difference]: Start difference. First operand 1248 states and 1704 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:34,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:34,312 INFO L93 Difference]: Finished difference Result 2502 states and 3407 transitions. [2024-11-24 00:11:34,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:11:34,313 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-11-24 00:11:34,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:34,320 INFO L225 Difference]: With dead ends: 2502 [2024-11-24 00:11:34,320 INFO L226 Difference]: Without dead ends: 1292 [2024-11-24 00:11:34,324 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:11:34,325 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 572 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:34,326 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 720 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:11:34,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2024-11-24 00:11:34,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1292. [2024-11-24 00:11:34,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1292 states, 1111 states have (on average 1.2925292529252925) internal successors, (1436), 1117 states have internal predecessors, (1436), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-24 00:11:34,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1292 states and 1748 transitions. [2024-11-24 00:11:34,514 INFO L78 Accepts]: Start accepts. Automaton has 1292 states and 1748 transitions. Word has length 139 [2024-11-24 00:11:34,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:34,515 INFO L471 AbstractCegarLoop]: Abstraction has 1292 states and 1748 transitions. [2024-11-24 00:11:34,516 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:34,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1748 transitions. [2024-11-24 00:11:34,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-24 00:11:34,518 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:34,518 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:34,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-24 00:11:34,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:11:34,723 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:34,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:34,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1163214930, now seen corresponding path program 1 times [2024-11-24 00:11:34,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:34,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234029827] [2024-11-24 00:11:34,725 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:34,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:34,813 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:34,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:34,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234029827] [2024-11-24 00:11:34,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234029827] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:34,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:34,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:11:34,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124245820] [2024-11-24 00:11:34,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:34,815 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:11:34,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:34,816 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:11:34,817 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:11:34,817 INFO L87 Difference]: Start difference. First operand 1292 states and 1748 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:34,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:34,982 INFO L93 Difference]: Finished difference Result 2524 states and 3407 transitions. [2024-11-24 00:11:34,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:11:34,983 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-11-24 00:11:34,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:34,995 INFO L225 Difference]: With dead ends: 2524 [2024-11-24 00:11:34,996 INFO L226 Difference]: Without dead ends: 1270 [2024-11-24 00:11:34,999 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:11:35,000 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:35,000 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 288 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:11:35,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2024-11-24 00:11:35,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 1270. [2024-11-24 00:11:35,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1270 states, 1089 states have (on average 1.278236914600551) internal successors, (1392), 1095 states have internal predecessors, (1392), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-11-24 00:11:35,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1270 states and 1704 transitions. [2024-11-24 00:11:35,175 INFO L78 Accepts]: Start accepts. Automaton has 1270 states and 1704 transitions. Word has length 139 [2024-11-24 00:11:35,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:35,176 INFO L471 AbstractCegarLoop]: Abstraction has 1270 states and 1704 transitions. [2024-11-24 00:11:35,176 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:35,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1704 transitions. [2024-11-24 00:11:35,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-24 00:11:35,179 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:35,179 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:35,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-24 00:11:35,179 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:35,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:35,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1571288474, now seen corresponding path program 1 times [2024-11-24 00:11:35,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:35,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777653450] [2024-11-24 00:11:35,181 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:35,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:35,880 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:35,880 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:35,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777653450] [2024-11-24 00:11:35,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777653450] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:35,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:35,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 00:11:35,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053026259] [2024-11-24 00:11:35,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:35,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:11:35,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:35,882 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:11:35,882 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:11:35,882 INFO L87 Difference]: Start difference. First operand 1270 states and 1704 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:36,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:36,495 INFO L93 Difference]: Finished difference Result 2197 states and 2930 transitions. [2024-11-24 00:11:36,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 00:11:36,496 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 140 [2024-11-24 00:11:36,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:36,509 INFO L225 Difference]: With dead ends: 2197 [2024-11-24 00:11:36,510 INFO L226 Difference]: Without dead ends: 1253 [2024-11-24 00:11:36,513 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:11:36,514 INFO L435 NwaCegarLoop]: 250 mSDtfsCounter, 374 mSDsluCounter, 530 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 780 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:36,514 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [374 Valid, 780 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 00:11:36,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1253 states. [2024-11-24 00:11:36,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1253 to 797. [2024-11-24 00:11:36,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 797 states, 686 states have (on average 1.271137026239067) internal successors, (872), 688 states have internal predecessors, (872), 93 states have call successors, (93), 17 states have call predecessors, (93), 17 states have return successors, (93), 91 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-24 00:11:36,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1058 transitions. [2024-11-24 00:11:36,653 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1058 transitions. Word has length 140 [2024-11-24 00:11:36,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:36,654 INFO L471 AbstractCegarLoop]: Abstraction has 797 states and 1058 transitions. [2024-11-24 00:11:36,655 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:36,655 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1058 transitions. [2024-11-24 00:11:36,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-24 00:11:36,657 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:36,657 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:36,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-24 00:11:36,658 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:36,658 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:36,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1146802395, now seen corresponding path program 1 times [2024-11-24 00:11:36,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:36,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902819785] [2024-11-24 00:11:36,659 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:36,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:36,938 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:36,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:36,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902819785] [2024-11-24 00:11:36,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902819785] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:36,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:36,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:11:36,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571753228] [2024-11-24 00:11:36,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:36,940 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:11:36,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:36,941 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:11:36,941 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:11:36,941 INFO L87 Difference]: Start difference. First operand 797 states and 1058 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:37,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:37,133 INFO L93 Difference]: Finished difference Result 1614 states and 2131 transitions. [2024-11-24 00:11:37,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:11:37,134 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 141 [2024-11-24 00:11:37,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:37,150 INFO L225 Difference]: With dead ends: 1614 [2024-11-24 00:11:37,150 INFO L226 Difference]: Without dead ends: 855 [2024-11-24 00:11:37,152 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:11:37,153 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 34 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:37,153 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 563 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:11:37,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2024-11-24 00:11:37,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 811. [2024-11-24 00:11:37,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 811 states, 700 states have (on average 1.26) internal successors, (882), 702 states have internal predecessors, (882), 93 states have call successors, (93), 17 states have call predecessors, (93), 17 states have return successors, (93), 91 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-24 00:11:37,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 1068 transitions. [2024-11-24 00:11:37,331 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 1068 transitions. Word has length 141 [2024-11-24 00:11:37,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:37,331 INFO L471 AbstractCegarLoop]: Abstraction has 811 states and 1068 transitions. [2024-11-24 00:11:37,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:37,332 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1068 transitions. [2024-11-24 00:11:37,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-24 00:11:37,335 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:37,335 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:37,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-24 00:11:37,336 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:37,336 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:37,336 INFO L85 PathProgramCache]: Analyzing trace with hash 559996381, now seen corresponding path program 1 times [2024-11-24 00:11:37,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:37,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631743200] [2024-11-24 00:11:37,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:37,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:37,897 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:37,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:37,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631743200] [2024-11-24 00:11:37,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631743200] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:37,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:37,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 00:11:37,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318212592] [2024-11-24 00:11:37,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:37,899 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:11:37,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:37,900 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:11:37,901 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:11:37,901 INFO L87 Difference]: Start difference. First operand 811 states and 1068 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:38,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:38,310 INFO L93 Difference]: Finished difference Result 1905 states and 2490 transitions. [2024-11-24 00:11:38,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:11:38,311 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 141 [2024-11-24 00:11:38,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:38,319 INFO L225 Difference]: With dead ends: 1905 [2024-11-24 00:11:38,320 INFO L226 Difference]: Without dead ends: 1132 [2024-11-24 00:11:38,322 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:11:38,323 INFO L435 NwaCegarLoop]: 191 mSDtfsCounter, 80 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 667 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:38,323 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 667 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:11:38,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1132 states. [2024-11-24 00:11:38,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1132 to 921. [2024-11-24 00:11:38,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 921 states, 810 states have (on average 1.2271604938271605) internal successors, (994), 812 states have internal predecessors, (994), 93 states have call successors, (93), 17 states have call predecessors, (93), 17 states have return successors, (93), 91 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-24 00:11:38,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1180 transitions. [2024-11-24 00:11:38,469 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1180 transitions. Word has length 141 [2024-11-24 00:11:38,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:38,470 INFO L471 AbstractCegarLoop]: Abstraction has 921 states and 1180 transitions. [2024-11-24 00:11:38,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:38,471 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1180 transitions. [2024-11-24 00:11:38,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-24 00:11:38,473 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:38,473 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:38,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-24 00:11:38,474 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:38,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:38,474 INFO L85 PathProgramCache]: Analyzing trace with hash 25599706, now seen corresponding path program 1 times [2024-11-24 00:11:38,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:38,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93183497] [2024-11-24 00:11:38,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:38,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:39,080 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:11:39,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:39,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93183497] [2024-11-24 00:11:39,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93183497] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:11:39,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:11:39,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 00:11:39,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055487462] [2024-11-24 00:11:39,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:11:39,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:11:39,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:39,085 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:11:39,085 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:11:39,085 INFO L87 Difference]: Start difference. First operand 921 states and 1180 transitions. Second operand has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:39,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:39,420 INFO L93 Difference]: Finished difference Result 947 states and 1210 transitions. [2024-11-24 00:11:39,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 00:11:39,424 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 142 [2024-11-24 00:11:39,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:39,430 INFO L225 Difference]: With dead ends: 947 [2024-11-24 00:11:39,433 INFO L226 Difference]: Without dead ends: 945 [2024-11-24 00:11:39,434 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:11:39,438 INFO L435 NwaCegarLoop]: 223 mSDtfsCounter, 121 mSDsluCounter, 1017 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 1240 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:39,438 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 1240 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 00:11:39,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2024-11-24 00:11:39,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 943. [2024-11-24 00:11:39,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 943 states, 832 states have (on average 1.2211538461538463) internal successors, (1016), 834 states have internal predecessors, (1016), 93 states have call successors, (93), 17 states have call predecessors, (93), 17 states have return successors, (93), 91 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-24 00:11:39,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 943 states and 1202 transitions. [2024-11-24 00:11:39,575 INFO L78 Accepts]: Start accepts. Automaton has 943 states and 1202 transitions. Word has length 142 [2024-11-24 00:11:39,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:39,575 INFO L471 AbstractCegarLoop]: Abstraction has 943 states and 1202 transitions. [2024-11-24 00:11:39,575 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:11:39,576 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1202 transitions. [2024-11-24 00:11:39,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-24 00:11:39,578 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:39,578 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:39,578 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-24 00:11:39,579 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:39,579 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:39,579 INFO L85 PathProgramCache]: Analyzing trace with hash -46786852, now seen corresponding path program 1 times [2024-11-24 00:11:39,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:39,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748479436] [2024-11-24 00:11:39,580 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:39,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:39,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 00:11:39,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1378396207] [2024-11-24 00:11:39,718 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:39,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:11:39,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:11:39,720 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:11:39,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-24 00:11:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:11:40,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 98 conjuncts are in the unsatisfiable core [2024-11-24 00:11:40,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:11:43,883 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 [2024-11-24 00:11:44,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-11-24 00:11:45,750 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 30 treesize of output 21 [2024-11-24 00:11:46,484 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 [2024-11-24 00:11:48,139 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 39 treesize of output 27 [2024-11-24 00:11:48,263 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 101 proven. 225 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-11-24 00:11:48,263 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:11:49,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:11:49,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748479436] [2024-11-24 00:11:49,535 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-24 00:11:49,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378396207] [2024-11-24 00:11:49,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1378396207] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:11:49,536 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:11:49,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2024-11-24 00:11:49,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542685816] [2024-11-24 00:11:49,536 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-24 00:11:49,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-24 00:11:49,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:11:49,538 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-24 00:11:49,538 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=674, Unknown=0, NotChecked=0, Total=756 [2024-11-24 00:11:49,538 INFO L87 Difference]: Start difference. First operand 943 states and 1202 transitions. Second operand has 15 states, 13 states have (on average 6.538461538461538) internal successors, (85), 13 states have internal predecessors, (85), 6 states have call successors, (15), 5 states have call predecessors, (15), 6 states have return successors, (15), 5 states have call predecessors, (15), 6 states have call successors, (15) [2024-11-24 00:11:52,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:11:52,217 INFO L93 Difference]: Finished difference Result 1892 states and 2392 transitions. [2024-11-24 00:11:52,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-24 00:11:52,218 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 6.538461538461538) internal successors, (85), 13 states have internal predecessors, (85), 6 states have call successors, (15), 5 states have call predecessors, (15), 6 states have return successors, (15), 5 states have call predecessors, (15), 6 states have call successors, (15) Word has length 142 [2024-11-24 00:11:52,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:11:52,223 INFO L225 Difference]: With dead ends: 1892 [2024-11-24 00:11:52,223 INFO L226 Difference]: Without dead ends: 987 [2024-11-24 00:11:52,225 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=229, Invalid=1411, Unknown=0, NotChecked=0, Total=1640 [2024-11-24 00:11:52,226 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 430 mSDsluCounter, 952 mSDsCounter, 0 mSdLazyCounter, 686 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 1106 SdHoareTripleChecker+Invalid, 738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:11:52,226 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [441 Valid, 1106 Invalid, 738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 686 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 00:11:52,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 987 states. [2024-11-24 00:11:52,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 987 to 699. [2024-11-24 00:11:52,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 699 states, 622 states have (on average 1.2057877813504823) internal successors, (750), 622 states have internal predecessors, (750), 60 states have call successors, (60), 16 states have call predecessors, (60), 16 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-24 00:11:52,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 870 transitions. [2024-11-24 00:11:52,356 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 870 transitions. Word has length 142 [2024-11-24 00:11:52,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:11:52,356 INFO L471 AbstractCegarLoop]: Abstraction has 699 states and 870 transitions. [2024-11-24 00:11:52,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 6.538461538461538) internal successors, (85), 13 states have internal predecessors, (85), 6 states have call successors, (15), 5 states have call predecessors, (15), 6 states have return successors, (15), 5 states have call predecessors, (15), 6 states have call successors, (15) [2024-11-24 00:11:52,358 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 870 transitions. [2024-11-24 00:11:52,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-24 00:11:52,361 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:11:52,361 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:52,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-24 00:11:52,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:11:52,566 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:11:52,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:11:52,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1744562648, now seen corresponding path program 1 times [2024-11-24 00:11:52,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:11:52,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198998535] [2024-11-24 00:11:52,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:52,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:11:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 00:11:52,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1414512895] [2024-11-24 00:11:52,668 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:11:52,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:11:52,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:11:52,670 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:11:52,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-24 00:11:53,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:11:53,402 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 00:11:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:11:53,858 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 00:11:53,858 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 00:11:53,859 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 00:11:53,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-24 00:11:54,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:11:54,071 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:11:54,319 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:11:54,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:11:54 BoogieIcfgContainer [2024-11-24 00:11:54,323 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:11:54,324 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:11:54,324 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:11:54,324 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:11:54,325 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:10:55" (3/4) ... [2024-11-24 00:11:54,328 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 00:11:54,329 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:11:54,330 INFO L158 Benchmark]: Toolchain (without parser) took 61122.77ms. Allocated memory was 117.4MB in the beginning and 167.8MB in the end (delta: 50.3MB). Free memory was 94.4MB in the beginning and 50.7MB in the end (delta: 43.8MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. [2024-11-24 00:11:54,330 INFO L158 Benchmark]: CDTParser took 1.60ms. Allocated memory is still 167.8MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:11:54,330 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.74ms. Allocated memory is still 117.4MB. Free memory was 94.1MB in the beginning and 79.0MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 00:11:54,330 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.71ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 75.1MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:11:54,331 INFO L158 Benchmark]: Boogie Preprocessor took 146.92ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 70.7MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:11:54,331 INFO L158 Benchmark]: RCFGBuilder took 1229.83ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 87.7MB in the end (delta: -17.0MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2024-11-24 00:11:54,331 INFO L158 Benchmark]: TraceAbstraction took 59148.85ms. Allocated memory was 117.4MB in the beginning and 167.8MB in the end (delta: 50.3MB). Free memory was 87.2MB in the beginning and 50.8MB in the end (delta: 36.4MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. [2024-11-24 00:11:54,332 INFO L158 Benchmark]: Witness Printer took 5.18ms. Allocated memory is still 167.8MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 122.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:11:54,333 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60ms. Allocated memory is still 167.8MB. Free memory is still 103.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 469.74ms. Allocated memory is still 117.4MB. Free memory was 94.1MB in the beginning and 79.0MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.71ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 75.1MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 146.92ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 70.7MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1229.83ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 87.7MB in the end (delta: -17.0MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * TraceAbstraction took 59148.85ms. Allocated memory was 117.4MB in the beginning and 167.8MB in the end (delta: 50.3MB). Free memory was 87.2MB in the beginning and 50.8MB in the end (delta: 36.4MB). Peak memory consumption was 85.3MB. Max. memory is 16.1GB. * Witness Printer took 5.18ms. Allocated memory is still 167.8MB. Free memory was 50.8MB in the beginning and 50.7MB in the end (delta: 122.9kB). 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 someBinaryDOUBLEComparisonOperation at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 81, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 81, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 103. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 1 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 1 }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0]); [L26-L28] double double_Array_0[2][2] = { {128.4, 3.8}, {50.2, 25.1} }; [L26-L28] double double_Array_0[2][2] = { {128.4, 3.8}, {50.2, 25.1} }; [L26-L28] double double_Array_0[2][2] = { {128.4, 3.8}, {50.2, 25.1} }; [L26-L28] double double_Array_0[2][2] = { {128.4, 3.8}, {50.2, 25.1} }; [L26-L28] double double_Array_0[2][2] = { {128.4, 3.8}, {50.2, 25.1} }; [L29] double* double_Array_0_arraydouble_Array_0arrayVar0_Pointer = &(double_Array_0[0][0]); [L30] double* double_Array_0_arraydouble_Array_0arrayVar1_Pointer = &(double_Array_0[1][0]); [L31] double* double_Array_0_arraydouble_Array_0arrayVar2_Pointer = &(double_Array_0[0][1]); [L32] double* double_Array_0_arraydouble_Array_0arrayVar3_Pointer = &(double_Array_0[1][1]); [L33-L35] signed char signed_char_Array_0[2][2] = { {64, 4}, {0, 16} }; [L33-L35] signed char signed_char_Array_0[2][2] = { {64, 4}, {0, 16} }; [L33-L35] signed char signed_char_Array_0[2][2] = { {64, 4}, {0, 16} }; [L33-L35] signed char signed_char_Array_0[2][2] = { {64, 4}, {0, 16} }; [L33-L35] signed char signed_char_Array_0[2][2] = { {64, 4}, {0, 16} }; [L36] signed char* signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer = &(signed_char_Array_0[0][0]); [L37] signed char* signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer = &(signed_char_Array_0[1][0]); [L38] signed char* signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer = &(signed_char_Array_0[0][1]); [L39] signed char* signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer = &(signed_char_Array_0[1][1]); [L40-L42] unsigned char unsigned_char_Array_0[1] = { 16 }; [L40-L42] unsigned char unsigned_char_Array_0[1] = { 16 }; [L43] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer = &(unsigned_char_Array_0[0]); [L44-L46] unsigned short int unsigned_short_int_Array_0[3] = { 2, 16, 25 }; [L44-L46] unsigned short int unsigned_short_int_Array_0[3] = { 2, 16, 25 }; [L44-L46] unsigned short int unsigned_short_int_Array_0[3] = { 2, 16, 25 }; [L44-L46] unsigned short int unsigned_short_int_Array_0[3] = { 2, 16, 25 }; [L47] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer = &(unsigned_short_int_Array_0[0]); [L48] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer = &(unsigned_short_int_Array_0[1]); [L49] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer = &(unsigned_short_int_Array_0[2]); VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=0, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L107] isInitial = 1 [L108] FCALL initially() [L110] FCALL updateLastVariables() [L111] CALL updateVariables() [L75] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L76] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L76] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L76] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L77] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L78] double_Array_0[0][0] = __VERIFIER_nondet_double() [L79] EXPR double_Array_0[0][0] [L79] EXPR double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L79] EXPR double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F [L79] EXPR double_Array_0[0][0] [L79] EXPR double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L79] EXPR (double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854776000e+12F && double_Array_0[0][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L79] EXPR (double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854776000e+12F && double_Array_0[0][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L79] CALL assume_abort_if_not((double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854776000e+12F && double_Array_0[0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L79] RET assume_abort_if_not((double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854776000e+12F && double_Array_0[0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L80] double_Array_0[1][0] = __VERIFIER_nondet_double() [L81] EXPR double_Array_0[1][0] [L81] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L81] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F [L81] EXPR double_Array_0[1][0] [L81] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L81] EXPR (double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854776000e+12F && double_Array_0[1][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L81] EXPR (double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854776000e+12F && double_Array_0[1][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L81] CALL assume_abort_if_not((double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854776000e+12F && double_Array_0[1][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L81] RET assume_abort_if_not((double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854776000e+12F && double_Array_0[1][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L82] double_Array_0[0][1] = __VERIFIER_nondet_double() [L83] EXPR double_Array_0[0][1] [L83] EXPR double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L83] EXPR double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F [L83] EXPR double_Array_0[0][1] [L83] EXPR double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L83] EXPR (double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854776000e+12F && double_Array_0[0][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L83] EXPR (double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854776000e+12F && double_Array_0[0][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L83] CALL assume_abort_if_not((double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854776000e+12F && double_Array_0[0][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L83] RET assume_abort_if_not((double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854776000e+12F && double_Array_0[0][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L84] double_Array_0[1][1] = __VERIFIER_nondet_double() [L85] EXPR double_Array_0[1][1] [L85] EXPR double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L85] EXPR double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F [L85] EXPR double_Array_0[1][1] [L85] EXPR double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L85] EXPR (double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F) || (double_Array_0[1][1] <= 9223372.036854776000e+12F && double_Array_0[1][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L85] EXPR (double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F) || (double_Array_0[1][1] <= 9223372.036854776000e+12F && double_Array_0[1][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L85] CALL assume_abort_if_not((double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F) || (double_Array_0[1][1] <= 9223372.036854776000e+12F && double_Array_0[1][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L85] RET assume_abort_if_not((double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F) || (double_Array_0[1][1] <= 9223372.036854776000e+12F && double_Array_0[1][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L86] signed_char_Array_0[0][0] = __VERIFIER_nondet_char() [L87] EXPR signed_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L87] CALL assume_abort_if_not(signed_char_Array_0[0][0] >= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L87] RET assume_abort_if_not(signed_char_Array_0[0][0] >= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L88] EXPR signed_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L88] CALL assume_abort_if_not(signed_char_Array_0[0][0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L88] RET assume_abort_if_not(signed_char_Array_0[0][0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L89] signed_char_Array_0[1][0] = __VERIFIER_nondet_char() [L90] EXPR signed_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L90] CALL assume_abort_if_not(signed_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L90] RET assume_abort_if_not(signed_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L91] EXPR signed_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L91] CALL assume_abort_if_not(signed_char_Array_0[1][0] <= 64) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L91] RET assume_abort_if_not(signed_char_Array_0[1][0] <= 64) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L92] signed_char_Array_0[0][1] = __VERIFIER_nondet_char() [L93] EXPR signed_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L93] CALL assume_abort_if_not(signed_char_Array_0[0][1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L93] RET assume_abort_if_not(signed_char_Array_0[0][1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L94] EXPR signed_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L94] CALL assume_abort_if_not(signed_char_Array_0[0][1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L94] RET assume_abort_if_not(signed_char_Array_0[0][1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L95] unsigned_short_int_Array_0[1] = __VERIFIER_nondet_ushort() [L96] EXPR unsigned_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L96] CALL assume_abort_if_not(unsigned_short_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L96] RET assume_abort_if_not(unsigned_short_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L97] EXPR unsigned_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L97] CALL assume_abort_if_not(unsigned_short_int_Array_0[1] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L97] RET assume_abort_if_not(unsigned_short_int_Array_0[1] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L98] EXPR unsigned_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L98] CALL assume_abort_if_not(unsigned_short_int_Array_0[1] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L98] RET assume_abort_if_not(unsigned_short_int_Array_0[1] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L111] RET updateVariables() [L112] CALL step() [L53] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L53] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L53] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar2_Pointer) [L53] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar3_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L53] EXPR ((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))) [L53] EXPR ((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L53] COND FALSE !((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) [L56] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L56] COND FALSE !((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) [L59] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer) [L59] ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L59] ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) [L59] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L59] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer) [L59] ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L59] COND FALSE !(((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) [L62] (*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) = 5 VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L64] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L64] unsigned char stepLocal_1 = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)); [L65] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L65] unsigned char stepLocal_0 = (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)); [L66] stepLocal_0 || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, stepLocal_1=16, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L66] stepLocal_0 || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) [L66] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L66] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L66] stepLocal_0 || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, stepLocal_1=16, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L66] COND TRUE stepLocal_0 || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) [L67] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L67] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L67] COND FALSE !(stepLocal_1 < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) [L112] RET step() [L113] CALL, EXPR property() [L103] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1 [L103] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5))) [L103] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer) [L103] EXPR ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer) [L103] EXPR ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)) [L103] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer) [L103] EXPR (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))))) [L103] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L103] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L103] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1 [L103] EXPR ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))))) && (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))))) && (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) [L103] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L103] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L103] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar2_Pointer) [L103] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar3_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))) [L103] EXPR ((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1 [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR ((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))))) && (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103-L104] return ((((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))))) && (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) ; [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 112 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 58.8s, OverallIterations: 35, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 18.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5757 SdHoareTripleChecker+Valid, 10.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5746 mSDsluCounter, 30203 SdHoareTripleChecker+Invalid, 8.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 23120 mSDsCounter, 475 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5745 IncrementalHoareTripleChecker+Invalid, 6220 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 475 mSolverCounterUnsat, 7083 mSDtfsCounter, 5745 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 877 GetRequests, 628 SyntacticMatches, 0 SemanticMatches, 249 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 481 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1292occurred in iteration=28, InterpolantAutomatonStates: 238, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.3s AutomataMinimizationTime, 34 MinimizatonAttempts, 3629 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 28.1s InterpolantComputationTime, 5449 NumberOfCodeBlocks, 5449 NumberOfCodeBlocksAsserted, 40 NumberOfCheckSat, 4986 ConstructedInterpolants, 0 QuantifiedInterpolants, 21934 SizeOfPredicates, 17 NumberOfNonLiveVariables, 2032 ConjunctsInSsa, 107 ConjunctsInUnsatCore, 37 InterpolantComputations, 33 PerfectInterpolantSequences, 15203/15540 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 00:11:54,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ab1505ae670373b6c322e0c16a487a3f348c7a8c6cd3865cdae18d40153ca8fc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:11:57,386 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:11:57,538 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 00:11:57,548 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:11:57,548 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:11:57,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:11:57,578 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:11:57,578 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:11:57,578 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:11:57,579 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:11:57,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:11:57,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:11:57,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:11:57,580 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:11:57,580 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:11:57,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:11:57,580 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:11:57,581 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:11:57,581 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:11:57,581 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:11:57,581 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:11:57,581 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:11:57,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:11:57,581 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 00:11:57,582 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 00:11:57,582 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 00:11:57,582 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:11:57,582 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:11:57,582 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:11:57,582 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:11:57,582 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:11:57,583 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:11:57,583 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:11:57,583 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:11:57,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:11:57,583 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:11:57,583 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:11:57,584 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:11:57,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:11:57,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:11:57,584 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:11:57,584 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:11:57,584 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:11:57,585 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:11:57,585 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 00:11:57,585 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 00:11:57,585 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:11:57,585 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:11:57,585 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:11:57,586 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:11:57,586 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_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab1505ae670373b6c322e0c16a487a3f348c7a8c6cd3865cdae18d40153ca8fc [2024-11-24 00:11:57,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:11:58,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:11:58,004 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:11:58,006 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:11:58,007 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:11:58,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i [2024-11-24 00:12:01,618 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/data/abf5dbd77/0c3c8887e8214e3db38db08c7bb0cf6f/FLAGf42f10406 [2024-11-24 00:12:01,943 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:12:01,946 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i [2024-11-24 00:12:01,961 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/data/abf5dbd77/0c3c8887e8214e3db38db08c7bb0cf6f/FLAGf42f10406 [2024-11-24 00:12:01,983 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/data/abf5dbd77/0c3c8887e8214e3db38db08c7bb0cf6f [2024-11-24 00:12:01,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:12:01,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:12:01,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:12:01,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:12:01,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:12:01,994 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:12:01" (1/1) ... [2024-11-24 00:12:01,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c24c902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:01, skipping insertion in model container [2024-11-24 00:12:01,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:12:01" (1/1) ... [2024-11-24 00:12:02,020 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:12:02,234 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_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i[917,930] [2024-11-24 00:12:02,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:12:02,378 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:12:02,397 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_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i[917,930] [2024-11-24 00:12:02,467 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:12:02,510 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:12:02,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02 WrapperNode [2024-11-24 00:12:02,511 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:12:02,512 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:12:02,513 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:12:02,513 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:12:02,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (1/1) ... [2024-11-24 00:12:02,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (1/1) ... [2024-11-24 00:12:02,619 INFO L138 Inliner]: procedures = 33, calls = 146, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 484 [2024-11-24 00:12:02,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:12:02,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:12:02,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:12:02,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:12:02,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (1/1) ... [2024-11-24 00:12:02,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (1/1) ... [2024-11-24 00:12:02,644 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (1/1) ... [2024-11-24 00:12:02,689 INFO L175 MemorySlicer]: Split 115 memory accesses to 6 slices as follows [2, 8, 34, 31, 23, 17]. 30 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 1, 4, 4, 1, 3]. The 15 writes are split as follows [0, 1, 4, 5, 1, 4]. [2024-11-24 00:12:02,690 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (1/1) ... [2024-11-24 00:12:02,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (1/1) ... [2024-11-24 00:12:02,731 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (1/1) ... [2024-11-24 00:12:02,736 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (1/1) ... [2024-11-24 00:12:02,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (1/1) ... [2024-11-24 00:12:02,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (1/1) ... [2024-11-24 00:12:02,764 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (1/1) ... [2024-11-24 00:12:02,778 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:12:02,779 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:12:02,780 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:12:02,780 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:12:02,785 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (1/1) ... [2024-11-24 00:12:02,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:12:02,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:12:02,831 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:12:02,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:12:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:12:02,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-11-24 00:12:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-11-24 00:12:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-11-24 00:12:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-11-24 00:12:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-11-24 00:12:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-11-24 00:12:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-11-24 00:12:02,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-11-24 00:12:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-11-24 00:12:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-11-24 00:12:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-11-24 00:12:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-11-24 00:12:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-24 00:12:02,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-24 00:12:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-24 00:12:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-24 00:12:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-24 00:12:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-24 00:12:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-24 00:12:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-24 00:12:02,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-24 00:12:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-24 00:12:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-24 00:12:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-24 00:12:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 00:12:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-24 00:12:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-24 00:12:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-24 00:12:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-24 00:12:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-24 00:12:02,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-11-24 00:12:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-11-24 00:12:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-11-24 00:12:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-11-24 00:12:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-11-24 00:12:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-11-24 00:12:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-24 00:12:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-24 00:12:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-24 00:12:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-24 00:12:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-24 00:12:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-24 00:12:02,876 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:12:02,877 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:12:02,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:12:02,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:12:02,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-24 00:12:02,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-24 00:12:02,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-24 00:12:02,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-24 00:12:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-24 00:12:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-24 00:12:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-24 00:12:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-24 00:12:02,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-24 00:12:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-24 00:12:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-24 00:12:02,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-24 00:12:03,129 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:12:03,132 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:12:16,676 INFO L? ?]: Removed 126 outVars from TransFormulas that were not future-live. [2024-11-24 00:12:16,676 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:12:16,691 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:12:16,691 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:12:16,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:12:16 BoogieIcfgContainer [2024-11-24 00:12:16,692 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:12:16,695 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:12:16,695 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:12:16,701 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:12:16,701 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:12:01" (1/3) ... [2024-11-24 00:12:16,702 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a836adf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:12:16, skipping insertion in model container [2024-11-24 00:12:16,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:02" (2/3) ... [2024-11-24 00:12:16,703 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a836adf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:12:16, skipping insertion in model container [2024-11-24 00:12:16,703 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:12:16" (3/3) ... [2024-11-24 00:12:16,706 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-13.i [2024-11-24 00:12:16,721 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:12:16,723 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-13.i that has 2 procedures, 112 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:12:16,797 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:12:16,817 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;@77bcf4cd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:12:16,818 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:12:16,826 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 94 states have (on average 1.446808510638298) internal successors, (136), 95 states have internal predecessors, (136), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:12:16,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-24 00:12:16,844 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:16,844 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:12:16,849 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:16,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:16,858 INFO L85 PathProgramCache]: Analyzing trace with hash 937167592, now seen corresponding path program 1 times [2024-11-24 00:12:16,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:16,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1672712091] [2024-11-24 00:12:16,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:16,877 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:12:16,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:16,884 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:12:16,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-24 00:12:17,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:17,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:12:17,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:17,781 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-11-24 00:12:17,781 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:12:17,782 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:12:17,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1672712091] [2024-11-24 00:12:17,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1672712091] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:12:17,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:12:17,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:12:17,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583606903] [2024-11-24 00:12:17,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:12:17,792 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:12:17,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:12:17,822 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:12:17,823 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:12:17,827 INFO L87 Difference]: Start difference. First operand has 112 states, 94 states have (on average 1.446808510638298) internal successors, (136), 95 states have internal predecessors, (136), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:12:17,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:17,876 INFO L93 Difference]: Finished difference Result 217 states and 341 transitions. [2024-11-24 00:12:17,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:12:17,879 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2024-11-24 00:12:17,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:17,888 INFO L225 Difference]: With dead ends: 217 [2024-11-24 00:12:17,888 INFO L226 Difference]: Without dead ends: 108 [2024-11-24 00:12:17,893 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:12:17,896 INFO L435 NwaCegarLoop]: 159 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, 159 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 [2024-11-24 00:12:17,902 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:12:17,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-24 00:12:17,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-11-24 00:12:17,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 91 states have (on average 1.4175824175824177) internal successors, (129), 91 states have internal predecessors, (129), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:12:17,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 159 transitions. [2024-11-24 00:12:17,974 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 159 transitions. Word has length 131 [2024-11-24 00:12:17,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:17,975 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 159 transitions. [2024-11-24 00:12:17,975 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:12:17,975 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 159 transitions. [2024-11-24 00:12:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-24 00:12:17,979 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:17,979 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:12:17,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-24 00:12:18,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:12:18,184 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:18,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:18,185 INFO L85 PathProgramCache]: Analyzing trace with hash 78624018, now seen corresponding path program 1 times [2024-11-24 00:12:18,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:18,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [605397440] [2024-11-24 00:12:18,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:18,187 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:12:18,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:18,191 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:12:18,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-24 00:12:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:18,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:12:18,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:18,961 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2024-11-24 00:12:18,962 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:12:18,962 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:12:18,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [605397440] [2024-11-24 00:12:18,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [605397440] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:12:18,963 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:12:18,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:12:18,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165877853] [2024-11-24 00:12:18,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:12:18,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:12:18,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:12:18,966 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:12:18,966 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:12:18,967 INFO L87 Difference]: Start difference. First operand 108 states and 159 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:12:19,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:19,104 INFO L93 Difference]: Finished difference Result 215 states and 318 transitions. [2024-11-24 00:12:19,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:12:19,106 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2024-11-24 00:12:19,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:19,108 INFO L225 Difference]: With dead ends: 215 [2024-11-24 00:12:19,108 INFO L226 Difference]: Without dead ends: 110 [2024-11-24 00:12:19,109 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:12:19,110 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:12:19,110 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 460 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:12:19,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-24 00:12:19,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-11-24 00:12:19,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 93 states have (on average 1.4086021505376345) internal successors, (131), 93 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:12:19,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 161 transitions. [2024-11-24 00:12:19,126 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 161 transitions. Word has length 131 [2024-11-24 00:12:19,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:19,127 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 161 transitions. [2024-11-24 00:12:19,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:12:19,128 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 161 transitions. [2024-11-24 00:12:19,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-24 00:12:19,130 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:19,131 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:12:19,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-24 00:12:19,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:12:19,331 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:19,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:19,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1923262252, now seen corresponding path program 1 times [2024-11-24 00:12:19,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:19,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2084279724] [2024-11-24 00:12:19,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:19,334 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 [2024-11-24 00:12:19,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:19,336 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:12:19,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-24 00:12:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:20,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-24 00:12:20,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:21,457 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 13 proven. 95 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-24 00:12:21,461 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:12:21,861 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:12:21,862 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:12:21,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2084279724] [2024-11-24 00:12:21,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2084279724] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:12:21,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:12:21,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-11-24 00:12:21,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656708490] [2024-11-24 00:12:21,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:12:21,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:12:21,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:12:21,864 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:12:21,865 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:12:21,865 INFO L87 Difference]: Start difference. First operand 110 states and 161 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:12:22,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:22,073 INFO L93 Difference]: Finished difference Result 261 states and 384 transitions. [2024-11-24 00:12:22,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:12:22,074 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 131 [2024-11-24 00:12:22,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:22,077 INFO L225 Difference]: With dead ends: 261 [2024-11-24 00:12:22,077 INFO L226 Difference]: Without dead ends: 154 [2024-11-24 00:12:22,082 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:12:22,083 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 120 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:12:22,088 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 453 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:12:22,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2024-11-24 00:12:22,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 115. [2024-11-24 00:12:22,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 98 states have (on average 1.4081632653061225) internal successors, (138), 98 states have internal predecessors, (138), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:12:22,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 168 transitions. [2024-11-24 00:12:22,116 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 168 transitions. Word has length 131 [2024-11-24 00:12:22,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:22,117 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 168 transitions. [2024-11-24 00:12:22,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:12:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 168 transitions. [2024-11-24 00:12:22,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-24 00:12:22,120 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:22,124 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:12:22,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-24 00:12:22,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:12:22,325 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:22,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:22,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1091841366, now seen corresponding path program 1 times [2024-11-24 00:12:22,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:22,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1010926910] [2024-11-24 00:12:22,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:22,327 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:12:22,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:22,333 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:12:22,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-24 00:12:23,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:23,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 00:12:23,192 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:23,253 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:12:23,254 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:12:23,254 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:12:23,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1010926910] [2024-11-24 00:12:23,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1010926910] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:12:23,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:12:23,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:12:23,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670889455] [2024-11-24 00:12:23,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:12:23,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:12:23,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:12:23,257 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:12:23,257 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:12:23,257 INFO L87 Difference]: Start difference. First operand 115 states and 168 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:12:23,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:23,335 INFO L93 Difference]: Finished difference Result 229 states and 336 transitions. [2024-11-24 00:12:23,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:12:23,336 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 131 [2024-11-24 00:12:23,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:23,337 INFO L225 Difference]: With dead ends: 229 [2024-11-24 00:12:23,338 INFO L226 Difference]: Without dead ends: 117 [2024-11-24 00:12:23,338 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:12:23,339 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:12:23,340 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 460 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:12:23,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-11-24 00:12:23,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2024-11-24 00:12:23,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 100 states have (on average 1.4) internal successors, (140), 100 states have internal predecessors, (140), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:12:23,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 170 transitions. [2024-11-24 00:12:23,351 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 170 transitions. Word has length 131 [2024-11-24 00:12:23,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:23,352 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 170 transitions. [2024-11-24 00:12:23,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:12:23,352 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 170 transitions. [2024-11-24 00:12:23,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-24 00:12:23,355 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:23,355 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:12:23,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-24 00:12:23,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:12:23,556 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:23,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:23,557 INFO L85 PathProgramCache]: Analyzing trace with hash 617841361, now seen corresponding path program 1 times [2024-11-24 00:12:23,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:23,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [121790297] [2024-11-24 00:12:23,558 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:23,558 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:12:23,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:23,563 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:12:23,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-24 00:12:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:24,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 00:12:24,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:25,529 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 13 proven. 95 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-24 00:12:25,529 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:12:25,934 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:12:25,935 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:12:25,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [121790297] [2024-11-24 00:12:25,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [121790297] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:12:25,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:12:25,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-11-24 00:12:25,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701533795] [2024-11-24 00:12:25,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:12:25,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:12:25,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:12:25,938 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:12:25,938 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:12:25,940 INFO L87 Difference]: Start difference. First operand 117 states and 170 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:12:26,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:26,142 INFO L93 Difference]: Finished difference Result 268 states and 390 transitions. [2024-11-24 00:12:26,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:12:26,143 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 133 [2024-11-24 00:12:26,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:26,145 INFO L225 Difference]: With dead ends: 268 [2024-11-24 00:12:26,145 INFO L226 Difference]: Without dead ends: 154 [2024-11-24 00:12:26,146 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:12:26,148 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 102 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:12:26,149 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 454 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:12:26,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2024-11-24 00:12:26,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 125. [2024-11-24 00:12:26,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 108 states have (on average 1.4074074074074074) internal successors, (152), 108 states have internal predecessors, (152), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:12:26,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 182 transitions. [2024-11-24 00:12:26,164 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 182 transitions. Word has length 133 [2024-11-24 00:12:26,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:26,165 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 182 transitions. [2024-11-24 00:12:26,165 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:12:26,165 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 182 transitions. [2024-11-24 00:12:26,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-24 00:12:26,167 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:26,168 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:12:26,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-24 00:12:26,368 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:12:26,368 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:26,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:26,369 INFO L85 PathProgramCache]: Analyzing trace with hash 654298011, now seen corresponding path program 1 times [2024-11-24 00:12:26,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:26,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [96473945] [2024-11-24 00:12:26,370 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:26,370 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:12:26,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:26,372 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:12:26,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-24 00:12:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:27,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 00:12:27,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:27,309 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:12:27,310 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 155 treesize of output 65 [2024-11-24 00:12:27,406 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2024-11-24 00:12:27,406 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:12:27,406 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:12:27,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [96473945] [2024-11-24 00:12:27,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [96473945] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:12:27,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:12:27,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:12:27,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780726102] [2024-11-24 00:12:27,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:12:27,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:12:27,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:12:27,409 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:12:27,409 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:12:27,409 INFO L87 Difference]: Start difference. First operand 125 states and 182 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:12:31,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:12:32,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:12:34,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:12:36,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:12:39,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:12:42,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:12:42,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:42,347 INFO L93 Difference]: Finished difference Result 247 states and 361 transitions. [2024-11-24 00:12:42,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:12:42,365 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 134 [2024-11-24 00:12:42,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:42,367 INFO L225 Difference]: With dead ends: 247 [2024-11-24 00:12:42,367 INFO L226 Difference]: Without dead ends: 125 [2024-11-24 00:12:42,367 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:12:42,368 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 146 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2024-11-24 00:12:42,369 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 489 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 14.8s Time] [2024-11-24 00:12:42,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-11-24 00:12:42,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 123. [2024-11-24 00:12:42,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 106 states have (on average 1.4056603773584906) internal successors, (149), 106 states have internal predecessors, (149), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:12:42,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 179 transitions. [2024-11-24 00:12:42,380 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 179 transitions. Word has length 134 [2024-11-24 00:12:42,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:42,380 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 179 transitions. [2024-11-24 00:12:42,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:12:42,381 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2024-11-24 00:12:42,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-24 00:12:42,383 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:42,383 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:12:42,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-24 00:12:42,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:12:42,584 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:42,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:42,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1341345693, now seen corresponding path program 1 times [2024-11-24 00:12:42,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:42,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [442245586] [2024-11-24 00:12:42,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:42,586 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 [2024-11-24 00:12:42,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:42,590 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:12:42,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-24 00:12:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:43,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 00:12:43,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:43,705 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:12:43,705 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 154 treesize of output 64 [2024-11-24 00:12:43,901 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 144 proven. 8 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-11-24 00:12:43,902 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:12:44,499 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:12:44,502 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 98 treesize of output 1 [2024-11-24 00:12:44,523 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-24 00:12:44,524 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:12:44,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [442245586] [2024-11-24 00:12:44,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [442245586] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 00:12:44,524 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:12:44,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-11-24 00:12:44,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777137075] [2024-11-24 00:12:44,525 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:12:44,526 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 00:12:44,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:12:44,527 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 00:12:44,527 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:12:44,527 INFO L87 Difference]: Start difference. First operand 123 states and 179 transitions. Second operand has 12 states, 11 states have (on average 7.818181818181818) internal successors, (86), 12 states have internal predecessors, (86), 4 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2024-11-24 00:12:48,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:12:52,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:12:55,197 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:12:57,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:12:57,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:57,771 INFO L93 Difference]: Finished difference Result 256 states and 370 transitions. [2024-11-24 00:12:57,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-24 00:12:57,789 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 7.818181818181818) internal successors, (86), 12 states have internal predecessors, (86), 4 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) Word has length 136 [2024-11-24 00:12:57,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:57,791 INFO L225 Difference]: With dead ends: 256 [2024-11-24 00:12:57,791 INFO L226 Difference]: Without dead ends: 125 [2024-11-24 00:12:57,792 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2024-11-24 00:12:57,793 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 153 mSDsluCounter, 622 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 738 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:12:57,793 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 738 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 375 Invalid, 0 Unknown, 0 Unchecked, 12.7s Time] [2024-11-24 00:12:57,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-11-24 00:12:57,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 123. [2024-11-24 00:12:57,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 106 states have (on average 1.3867924528301887) internal successors, (147), 106 states have internal predecessors, (147), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:12:57,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 177 transitions. [2024-11-24 00:12:57,815 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 177 transitions. Word has length 136 [2024-11-24 00:12:57,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:57,816 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 177 transitions. [2024-11-24 00:12:57,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 7.818181818181818) internal successors, (86), 12 states have internal predecessors, (86), 4 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2024-11-24 00:12:57,816 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 177 transitions. [2024-11-24 00:12:57,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-24 00:12:57,823 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:57,823 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:12:57,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-24 00:12:58,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:12:58,024 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:58,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:58,025 INFO L85 PathProgramCache]: Analyzing trace with hash -59173407, now seen corresponding path program 1 times [2024-11-24 00:12:58,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:58,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1694596924] [2024-11-24 00:12:58,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:58,026 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:12:58,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:58,029 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:12:58,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-24 00:12:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:58,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 00:12:58,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:59,065 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:12:59,065 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 173 treesize of output 65 [2024-11-24 00:12:59,144 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-24 00:12:59,144 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:12:59,145 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:12:59,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1694596924] [2024-11-24 00:12:59,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1694596924] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:12:59,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:12:59,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:12:59,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886258835] [2024-11-24 00:12:59,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:12:59,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:12:59,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:12:59,146 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:12:59,146 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:12:59,147 INFO L87 Difference]: Start difference. First operand 123 states and 177 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:13:01,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:13:04,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:13:08,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:13:11,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 00:13:11,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:13:11,746 INFO L93 Difference]: Finished difference Result 244 states and 352 transitions. [2024-11-24 00:13:11,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:13:11,765 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 136 [2024-11-24 00:13:11,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:13:11,766 INFO L225 Difference]: With dead ends: 244 [2024-11-24 00:13:11,766 INFO L226 Difference]: Without dead ends: 124 [2024-11-24 00:13:11,767 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:13:11,767 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 134 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2024-11-24 00:13:11,768 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 477 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 12.5s Time] [2024-11-24 00:13:11,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-11-24 00:13:11,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 123. [2024-11-24 00:13:11,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 106 states have (on average 1.3773584905660377) internal successors, (146), 106 states have internal predecessors, (146), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-24 00:13:11,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 176 transitions. [2024-11-24 00:13:11,777 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 176 transitions. Word has length 136 [2024-11-24 00:13:11,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:13:11,778 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 176 transitions. [2024-11-24 00:13:11,778 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-24 00:13:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 176 transitions. [2024-11-24 00:13:11,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-24 00:13:11,780 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:13:11,780 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:13:11,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-24 00:13:11,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:13:11,981 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:13:11,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:13:11,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1578491867, now seen corresponding path program 1 times [2024-11-24 00:13:11,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:13:11,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1593473102] [2024-11-24 00:13:11,984 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:13:11,985 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:13:11,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:13:11,987 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:13:11,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-24 00:13:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:13:12,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 00:13:12,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:13:15,260 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 23 treesize of output 22 [2024-11-24 00:13:15,733 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:13:15,733 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 44 treesize of output 26 [2024-11-24 00:13:15,767 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-24 00:13:15,768 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:13:15,996 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:13:15,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1593473102] [2024-11-24 00:13:15,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1593473102] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:13:15,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1284594772] [2024-11-24 00:13:15,997 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:13:15,997 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:13:15,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:13:15,999 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:13:16,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-24 00:13:18,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:13:18,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-24 00:13:18,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:13:21,967 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 [2024-11-24 00:13:22,627 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-24 00:13:22,627 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:13:22,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1284594772] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:13:22,908 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:13:22,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2024-11-24 00:13:22,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699895333] [2024-11-24 00:13:22,909 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:13:22,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:13:22,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:13:22,913 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:13:22,913 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:13:22,917 INFO L87 Difference]: Start difference. First operand 123 states and 176 transitions. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 7 states have internal predecessors, (119), 4 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-24 00:13:23,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:13:23,695 INFO L93 Difference]: Finished difference Result 346 states and 495 transitions. [2024-11-24 00:13:23,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:13:23,696 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 7 states have internal predecessors, (119), 4 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 138 [2024-11-24 00:13:23,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:13:23,699 INFO L225 Difference]: With dead ends: 346 [2024-11-24 00:13:23,699 INFO L226 Difference]: Without dead ends: 226 [2024-11-24 00:13:23,699 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 370 GetRequests, 359 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:13:23,700 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 260 mSDsluCounter, 661 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 804 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:13:23,700 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 804 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 00:13:23,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-11-24 00:13:23,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 218. [2024-11-24 00:13:23,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 185 states have (on average 1.3567567567567567) internal successors, (251), 185 states have internal predecessors, (251), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-11-24 00:13:23,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 311 transitions. [2024-11-24 00:13:23,725 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 311 transitions. Word has length 138 [2024-11-24 00:13:23,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:13:23,726 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 311 transitions. [2024-11-24 00:13:23,726 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 7 states have internal predecessors, (119), 4 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-24 00:13:23,726 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 311 transitions. [2024-11-24 00:13:23,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-24 00:13:23,728 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:13:23,728 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:13:23,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2024-11-24 00:13:23,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-24 00:13:24,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-24 00:13:24,133 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:13:24,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:13:24,133 INFO L85 PathProgramCache]: Analyzing trace with hash 2001193693, now seen corresponding path program 1 times [2024-11-24 00:13:24,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:13:24,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [316539852] [2024-11-24 00:13:24,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:13:24,134 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:13:24,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:13:24,136 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:13:24,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-24 00:13:24,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:13:24,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 00:13:24,760 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:13:24,934 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:13:24,934 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:13:24,934 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:13:24,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [316539852] [2024-11-24 00:13:24,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [316539852] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:13:24,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:13:24,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:13:24,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252029763] [2024-11-24 00:13:24,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:13:24,935 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:13:24,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:13:24,936 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:13:24,936 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:13:24,936 INFO L87 Difference]: Start difference. First operand 218 states and 311 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:13:25,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:13:25,364 INFO L93 Difference]: Finished difference Result 540 states and 769 transitions. [2024-11-24 00:13:25,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:13:25,365 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-11-24 00:13:25,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:13:25,368 INFO L225 Difference]: With dead ends: 540 [2024-11-24 00:13:25,368 INFO L226 Difference]: Without dead ends: 325 [2024-11-24 00:13:25,369 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:13:25,370 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 120 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:13:25,370 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 549 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 00:13:25,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2024-11-24 00:13:25,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 314. [2024-11-24 00:13:25,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 267 states have (on average 1.352059925093633) internal successors, (361), 268 states have internal predecessors, (361), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 00:13:25,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 445 transitions. [2024-11-24 00:13:25,398 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 445 transitions. Word has length 138 [2024-11-24 00:13:25,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:13:25,398 INFO L471 AbstractCegarLoop]: Abstraction has 314 states and 445 transitions. [2024-11-24 00:13:25,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:13:25,399 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 445 transitions. [2024-11-24 00:13:25,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-24 00:13:25,400 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:13:25,401 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:13:25,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2024-11-24 00:13:25,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:13:25,602 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:13:25,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:13:25,603 INFO L85 PathProgramCache]: Analyzing trace with hash -1592709025, now seen corresponding path program 1 times [2024-11-24 00:13:25,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:13:25,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [806331487] [2024-11-24 00:13:25,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:13:25,604 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:13:25,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:13:25,608 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:13:25,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2024-11-24 00:13:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:13:26,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-24 00:13:26,409 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:13:28,014 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 [2024-11-24 00:13:28,123 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 50 treesize of output 38 [2024-11-24 00:13:28,131 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 34 [2024-11-24 00:13:28,220 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-24 00:13:28,220 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:13:29,058 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:13:29,058 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:13:29,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [806331487] [2024-11-24 00:13:29,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [806331487] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:13:29,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:13:29,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9] total 10 [2024-11-24 00:13:29,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478876726] [2024-11-24 00:13:29,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:13:29,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:13:29,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:13:29,060 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:13:29,060 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:13:29,060 INFO L87 Difference]: Start difference. First operand 314 states and 445 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:13:33,707 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:13:33,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:13:33,854 INFO L93 Difference]: Finished difference Result 886 states and 1253 transitions. [2024-11-24 00:13:33,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:13:33,857 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-11-24 00:13:33,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:13:33,862 INFO L225 Difference]: With dead ends: 886 [2024-11-24 00:13:33,862 INFO L226 Difference]: Without dead ends: 575 [2024-11-24 00:13:33,863 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:13:33,864 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 128 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:13:33,867 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 391 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2024-11-24 00:13:33,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2024-11-24 00:13:33,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 334. [2024-11-24 00:13:33,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 287 states have (on average 1.3519163763066202) internal successors, (388), 288 states have internal predecessors, (388), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 00:13:33,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 472 transitions. [2024-11-24 00:13:33,918 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 472 transitions. Word has length 138 [2024-11-24 00:13:33,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:13:33,918 INFO L471 AbstractCegarLoop]: Abstraction has 334 states and 472 transitions. [2024-11-24 00:13:33,919 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:13:33,919 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 472 transitions. [2024-11-24 00:13:33,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-24 00:13:33,921 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:13:33,921 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:13:33,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2024-11-24 00:13:34,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:13:34,122 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:13:34,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:13:34,123 INFO L85 PathProgramCache]: Analyzing trace with hash 1884609821, now seen corresponding path program 1 times [2024-11-24 00:13:34,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:13:34,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [421766703] [2024-11-24 00:13:34,123 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:13:34,123 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:13:34,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:13:34,128 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:13:34,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2024-11-24 00:13:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:13:34,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-24 00:13:34,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:13:36,476 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 [2024-11-24 00:13:36,910 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 50 treesize of output 38 [2024-11-24 00:13:36,916 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 34 [2024-11-24 00:13:37,023 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-24 00:13:37,023 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:13:38,559 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:13:38,559 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:13:38,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [421766703] [2024-11-24 00:13:38,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [421766703] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:13:38,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:13:38,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 12 [2024-11-24 00:13:38,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100764663] [2024-11-24 00:13:38,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:13:38,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:13:38,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:13:38,561 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:13:38,561 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:13:38,561 INFO L87 Difference]: Start difference. First operand 334 states and 472 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:13:45,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:13:47,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:13:48,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:13:48,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:13:48,842 INFO L93 Difference]: Finished difference Result 850 states and 1201 transitions. [2024-11-24 00:13:48,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:13:48,845 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-11-24 00:13:48,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:13:48,849 INFO L225 Difference]: With dead ends: 850 [2024-11-24 00:13:48,849 INFO L226 Difference]: Without dead ends: 519 [2024-11-24 00:13:48,850 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2024-11-24 00:13:48,851 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 128 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 514 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:13:48,851 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 514 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 113 Invalid, 1 Unknown, 0 Unchecked, 10.1s Time] [2024-11-24 00:13:48,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2024-11-24 00:13:48,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 364. [2024-11-24 00:13:48,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 317 states have (on average 1.3501577287066246) internal successors, (428), 318 states have internal predecessors, (428), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 00:13:48,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 512 transitions. [2024-11-24 00:13:48,884 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 512 transitions. Word has length 138 [2024-11-24 00:13:48,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:13:48,885 INFO L471 AbstractCegarLoop]: Abstraction has 364 states and 512 transitions. [2024-11-24 00:13:48,885 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:13:48,886 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 512 transitions. [2024-11-24 00:13:48,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-24 00:13:48,887 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:13:48,888 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:13:48,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2024-11-24 00:13:49,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:13:49,088 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:13:49,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:13:49,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1491582811, now seen corresponding path program 1 times [2024-11-24 00:13:49,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:13:49,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1129484208] [2024-11-24 00:13:49,089 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:13:49,089 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:13:49,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:13:49,092 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:13:49,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2024-11-24 00:13:49,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:13:49,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 00:13:49,701 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:13:49,711 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 [2024-11-24 00:13:49,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2024-11-24 00:13:49,876 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:13:49,876 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:13:49,876 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:13:49,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1129484208] [2024-11-24 00:13:49,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1129484208] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:13:49,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:13:49,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 00:13:49,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090745649] [2024-11-24 00:13:49,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:13:49,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:13:49,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:13:49,878 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:13:49,878 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:13:49,878 INFO L87 Difference]: Start difference. First operand 364 states and 512 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:13:50,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:13:50,394 INFO L93 Difference]: Finished difference Result 930 states and 1305 transitions. [2024-11-24 00:13:50,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:13:50,395 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-11-24 00:13:50,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:13:50,398 INFO L225 Difference]: With dead ends: 930 [2024-11-24 00:13:50,398 INFO L226 Difference]: Without dead ends: 569 [2024-11-24 00:13:50,399 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:13:50,400 INFO L435 NwaCegarLoop]: 212 mSDtfsCounter, 102 mSDsluCounter, 745 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:13:50,400 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 957 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 00:13:50,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2024-11-24 00:13:50,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 564. [2024-11-24 00:13:50,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 564 states, 496 states have (on average 1.3487903225806452) internal successors, (669), 500 states have internal predecessors, (669), 60 states have call successors, (60), 7 states have call predecessors, (60), 7 states have return successors, (60), 56 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-24 00:13:50,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 789 transitions. [2024-11-24 00:13:50,441 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 789 transitions. Word has length 138 [2024-11-24 00:13:50,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:13:50,441 INFO L471 AbstractCegarLoop]: Abstraction has 564 states and 789 transitions. [2024-11-24 00:13:50,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:13:50,442 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 789 transitions. [2024-11-24 00:13:50,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-24 00:13:50,444 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:13:50,444 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:13:50,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Ended with exit code 0 [2024-11-24 00:13:50,644 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:13:50,645 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:13:50,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:13:50,645 INFO L85 PathProgramCache]: Analyzing trace with hash -1452160415, now seen corresponding path program 1 times [2024-11-24 00:13:50,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:13:50,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [13991356] [2024-11-24 00:13:50,646 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:13:50,646 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:13:50,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:13:50,648 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:13:50,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2024-11-24 00:13:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:13:51,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-24 00:13:51,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:13:54,029 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 50 treesize of output 38 [2024-11-24 00:13:54,039 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 34 [2024-11-24 00:13:54,128 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-24 00:13:54,128 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:13:56,768 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:13:56,768 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 30 treesize of output 33 [2024-11-24 00:13:58,864 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:13:58,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [13991356] [2024-11-24 00:13:58,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [13991356] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:13:58,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [728825103] [2024-11-24 00:13:58,865 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:13:58,865 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:13:58,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:13:58,868 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:13:58,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-24 00:14:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:14:01,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 00:14:01,620 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:14:04,264 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 40 treesize of output 28 [2024-11-24 00:14:04,494 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:14:04,494 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:14:04,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [728825103] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:14:04,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:14:04,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2024-11-24 00:14:04,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22600976] [2024-11-24 00:14:04,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:14:04,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:14:04,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:14:04,496 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:14:04,496 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2024-11-24 00:14:04,496 INFO L87 Difference]: Start difference. First operand 564 states and 789 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:14:08,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:14:12,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:14:12,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:14:12,498 INFO L93 Difference]: Finished difference Result 1667 states and 2337 transitions. [2024-11-24 00:14:12,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:14:12,524 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-11-24 00:14:12,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:14:12,531 INFO L225 Difference]: With dead ends: 1667 [2024-11-24 00:14:12,531 INFO L226 Difference]: Without dead ends: 1106 [2024-11-24 00:14:12,533 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2024-11-24 00:14:12,533 INFO L435 NwaCegarLoop]: 189 mSDtfsCounter, 70 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 500 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2024-11-24 00:14:12,534 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 500 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 1 Unknown, 0 Unchecked, 7.9s Time] [2024-11-24 00:14:12,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1106 states. [2024-11-24 00:14:12,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1106 to 1104. [2024-11-24 00:14:12,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1104 states, 969 states have (on average 1.347781217750258) internal successors, (1306), 977 states have internal predecessors, (1306), 120 states have call successors, (120), 14 states have call predecessors, (120), 14 states have return successors, (120), 112 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-24 00:14:12,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1546 transitions. [2024-11-24 00:14:12,625 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1546 transitions. Word has length 138 [2024-11-24 00:14:12,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:14:12,626 INFO L471 AbstractCegarLoop]: Abstraction has 1104 states and 1546 transitions. [2024-11-24 00:14:12,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:14:12,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1546 transitions. [2024-11-24 00:14:12,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-24 00:14:12,629 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:14:12,629 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:14:12,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-24 00:14:12,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2024-11-24 00:14:13,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:14:13,030 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:14:13,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:14:13,031 INFO L85 PathProgramCache]: Analyzing trace with hash -1845187425, now seen corresponding path program 1 times [2024-11-24 00:14:13,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:14:13,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [579007702] [2024-11-24 00:14:13,031 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:14:13,031 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:14:13,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:14:13,033 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:14:13,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2024-11-24 00:14:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:14:13,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-24 00:14:13,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:14:16,476 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 50 treesize of output 38 [2024-11-24 00:14:16,680 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-24 00:14:16,680 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:14:21,305 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:14:21,305 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 30 treesize of output 33 [2024-11-24 00:14:23,732 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:14:23,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [579007702] [2024-11-24 00:14:23,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [579007702] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:14:23,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1054778595] [2024-11-24 00:14:23,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:14:23,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:14:23,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:14:23,735 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:14:23,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-24 00:14:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:14:26,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-24 00:14:26,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:14:28,383 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 40 treesize of output 28 [2024-11-24 00:14:28,509 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:14:28,509 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:14:28,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1054778595] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:14:28,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:14:28,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2024-11-24 00:14:28,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931831350] [2024-11-24 00:14:28,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:14:28,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:14:28,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:14:28,511 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:14:28,511 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2024-11-24 00:14:28,511 INFO L87 Difference]: Start difference. First operand 1104 states and 1546 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:14:31,875 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:14:35,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:14:35,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:14:35,782 INFO L93 Difference]: Finished difference Result 2102 states and 2941 transitions. [2024-11-24 00:14:35,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:14:35,809 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-11-24 00:14:35,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:14:35,816 INFO L225 Difference]: With dead ends: 2102 [2024-11-24 00:14:35,816 INFO L226 Difference]: Without dead ends: 1001 [2024-11-24 00:14:35,820 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 304 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-11-24 00:14:35,820 INFO L435 NwaCegarLoop]: 205 mSDtfsCounter, 80 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:14:35,821 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 533 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 7.1s Time] [2024-11-24 00:14:35,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1001 states. [2024-11-24 00:14:35,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1001 to 999. [2024-11-24 00:14:35,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 999 states, 870 states have (on average 1.3402298850574712) internal successors, (1166), 877 states have internal predecessors, (1166), 114 states have call successors, (114), 14 states have call predecessors, (114), 14 states have return successors, (114), 107 states have call predecessors, (114), 114 states have call successors, (114) [2024-11-24 00:14:35,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 1394 transitions. [2024-11-24 00:14:35,906 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 1394 transitions. Word has length 138 [2024-11-24 00:14:35,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:14:35,907 INFO L471 AbstractCegarLoop]: Abstraction has 999 states and 1394 transitions. [2024-11-24 00:14:35,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:14:35,907 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1394 transitions. [2024-11-24 00:14:35,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-24 00:14:35,909 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:14:35,909 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:14:35,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2024-11-24 00:14:36,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-24 00:14:36,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-24 00:14:36,310 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:14:36,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:14:36,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1478641466, now seen corresponding path program 1 times [2024-11-24 00:14:36,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:14:36,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1195761355] [2024-11-24 00:14:36,311 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:14:36,311 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:14:36,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:14:36,314 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:14:36,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2024-11-24 00:14:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:14:36,960 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-24 00:14:36,963 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:14:36,980 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 [2024-11-24 00:14:37,066 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 26 [2024-11-24 00:14:37,091 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:14:37,091 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:14:37,091 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:14:37,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1195761355] [2024-11-24 00:14:37,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1195761355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:14:37,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:14:37,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:14:37,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098703194] [2024-11-24 00:14:37,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:14:37,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:14:37,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:14:37,092 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:14:37,092 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:14:37,093 INFO L87 Difference]: Start difference. First operand 999 states and 1394 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:14:40,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:14:44,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:14:44,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:14:44,744 INFO L93 Difference]: Finished difference Result 1673 states and 2343 transitions. [2024-11-24 00:14:44,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:14:44,771 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-11-24 00:14:44,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:14:44,776 INFO L225 Difference]: With dead ends: 1673 [2024-11-24 00:14:44,776 INFO L226 Difference]: Without dead ends: 985 [2024-11-24 00:14:44,778 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:14:44,779 INFO L435 NwaCegarLoop]: 217 mSDtfsCounter, 141 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:14:44,779 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 563 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2024-11-24 00:14:44,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 985 states. [2024-11-24 00:14:44,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 985 to 983. [2024-11-24 00:14:44,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 983 states, 854 states have (on average 1.3208430913348945) internal successors, (1128), 861 states have internal predecessors, (1128), 114 states have call successors, (114), 14 states have call predecessors, (114), 14 states have return successors, (114), 107 states have call predecessors, (114), 114 states have call successors, (114) [2024-11-24 00:14:44,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 983 states and 1356 transitions. [2024-11-24 00:14:44,865 INFO L78 Accepts]: Start accepts. Automaton has 983 states and 1356 transitions. Word has length 139 [2024-11-24 00:14:44,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:14:44,866 INFO L471 AbstractCegarLoop]: Abstraction has 983 states and 1356 transitions. [2024-11-24 00:14:44,866 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:14:44,866 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1356 transitions. [2024-11-24 00:14:44,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-24 00:14:44,868 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:14:44,868 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:14:44,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2024-11-24 00:14:45,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:14:45,069 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:14:45,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:14:45,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1056621708, now seen corresponding path program 1 times [2024-11-24 00:14:45,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:14:45,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [834395546] [2024-11-24 00:14:45,070 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:14:45,070 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:14:45,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:14:45,071 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:14:45,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2024-11-24 00:14:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:14:45,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 00:14:45,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:14:45,680 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 [2024-11-24 00:14:45,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-24 00:14:45,764 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:14:45,764 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:14:45,765 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:14:45,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [834395546] [2024-11-24 00:14:45,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [834395546] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:14:45,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:14:45,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:14:45,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142332879] [2024-11-24 00:14:45,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:14:45,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:14:45,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:14:45,767 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:14:45,767 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:14:45,767 INFO L87 Difference]: Start difference. First operand 983 states and 1356 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:14:48,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:14:51,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:14:51,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:14:51,320 INFO L93 Difference]: Finished difference Result 1366 states and 1889 transitions. [2024-11-24 00:14:51,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:14:51,338 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-11-24 00:14:51,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:14:51,343 INFO L225 Difference]: With dead ends: 1366 [2024-11-24 00:14:51,343 INFO L226 Difference]: Without dead ends: 985 [2024-11-24 00:14:51,344 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:14:51,345 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 145 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-11-24 00:14:51,345 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 567 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-11-24 00:14:51,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 985 states. [2024-11-24 00:14:51,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 985 to 983. [2024-11-24 00:14:51,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 983 states, 854 states have (on average 1.319672131147541) internal successors, (1127), 861 states have internal predecessors, (1127), 114 states have call successors, (114), 14 states have call predecessors, (114), 14 states have return successors, (114), 107 states have call predecessors, (114), 114 states have call successors, (114) [2024-11-24 00:14:51,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 983 states and 1355 transitions. [2024-11-24 00:14:51,432 INFO L78 Accepts]: Start accepts. Automaton has 983 states and 1355 transitions. Word has length 139 [2024-11-24 00:14:51,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:14:51,433 INFO L471 AbstractCegarLoop]: Abstraction has 983 states and 1355 transitions. [2024-11-24 00:14:51,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:14:51,433 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1355 transitions. [2024-11-24 00:14:51,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-24 00:14:51,435 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:14:51,435 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:14:51,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Ended with exit code 0 [2024-11-24 00:14:51,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:14:51,637 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:14:51,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:14:51,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1432907254, now seen corresponding path program 1 times [2024-11-24 00:14:51,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:14:51,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1117638073] [2024-11-24 00:14:51,643 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:14:51,643 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:14:51,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:14:51,645 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:14:51,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2024-11-24 00:14:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:14:52,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 00:14:52,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:14:52,551 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 [2024-11-24 00:14:52,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-24 00:14:52,644 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 16 treesize of output 12 [2024-11-24 00:14:52,702 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 38 treesize of output 26 [2024-11-24 00:14:52,755 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:14:52,755 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:14:52,756 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:14:52,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1117638073] [2024-11-24 00:14:52,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1117638073] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:14:52,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:14:52,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 00:14:52,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690450762] [2024-11-24 00:14:52,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:14:52,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:14:52,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:14:52,758 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:14:52,758 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:14:52,758 INFO L87 Difference]: Start difference. First operand 983 states and 1355 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:14:56,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:00,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:00,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:15:00,352 INFO L93 Difference]: Finished difference Result 1523 states and 2092 transitions. [2024-11-24 00:15:00,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:15:00,353 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-11-24 00:15:00,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:15:00,376 INFO L225 Difference]: With dead ends: 1523 [2024-11-24 00:15:00,377 INFO L226 Difference]: Without dead ends: 970 [2024-11-24 00:15:00,378 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:15:00,379 INFO L435 NwaCegarLoop]: 239 mSDtfsCounter, 308 mSDsluCounter, 825 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 1064 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:15:00,380 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 1064 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2024-11-24 00:15:00,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2024-11-24 00:15:00,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 959. [2024-11-24 00:15:00,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 959 states, 822 states have (on average 1.3065693430656935) internal successors, (1074), 829 states have internal predecessors, (1074), 120 states have call successors, (120), 16 states have call predecessors, (120), 16 states have return successors, (120), 113 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-24 00:15:00,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1314 transitions. [2024-11-24 00:15:00,466 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1314 transitions. Word has length 139 [2024-11-24 00:15:00,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:15:00,467 INFO L471 AbstractCegarLoop]: Abstraction has 959 states and 1314 transitions. [2024-11-24 00:15:00,467 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:15:00,467 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1314 transitions. [2024-11-24 00:15:00,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-24 00:15:00,469 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:15:00,469 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:15:00,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Ended with exit code 0 [2024-11-24 00:15:00,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:15:00,670 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:15:00,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:15:00,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1073684938, now seen corresponding path program 1 times [2024-11-24 00:15:00,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:15:00,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2051045146] [2024-11-24 00:15:00,671 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:15:00,671 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:15:00,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:15:00,674 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:15:00,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2024-11-24 00:15:01,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:15:01,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 00:15:01,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:15:01,436 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 [2024-11-24 00:15:01,548 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-24 00:15:01,587 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:15:01,587 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:15:01,588 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:15:01,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2051045146] [2024-11-24 00:15:01,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2051045146] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:15:01,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:15:01,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:15:01,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909451491] [2024-11-24 00:15:01,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:15:01,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:15:01,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:15:01,589 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:15:01,589 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:15:01,589 INFO L87 Difference]: Start difference. First operand 959 states and 1314 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:15:05,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:09,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:09,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:15:09,293 INFO L93 Difference]: Finished difference Result 1387 states and 1902 transitions. [2024-11-24 00:15:09,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:15:09,311 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-11-24 00:15:09,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:15:09,314 INFO L225 Difference]: With dead ends: 1387 [2024-11-24 00:15:09,314 INFO L226 Difference]: Without dead ends: 961 [2024-11-24 00:15:09,315 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:15:09,315 INFO L435 NwaCegarLoop]: 222 mSDtfsCounter, 133 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:15:09,315 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 574 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2024-11-24 00:15:09,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2024-11-24 00:15:09,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 959. [2024-11-24 00:15:09,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 959 states, 822 states have (on average 1.3041362530413625) internal successors, (1072), 829 states have internal predecessors, (1072), 120 states have call successors, (120), 16 states have call predecessors, (120), 16 states have return successors, (120), 113 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-24 00:15:09,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1312 transitions. [2024-11-24 00:15:09,397 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1312 transitions. Word has length 139 [2024-11-24 00:15:09,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:15:09,397 INFO L471 AbstractCegarLoop]: Abstraction has 959 states and 1312 transitions. [2024-11-24 00:15:09,398 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:15:09,398 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1312 transitions. [2024-11-24 00:15:09,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-24 00:15:09,400 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:15:09,400 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:15:09,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2024-11-24 00:15:09,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:15:09,601 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:15:09,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:15:09,601 INFO L85 PathProgramCache]: Analyzing trace with hash -815519500, now seen corresponding path program 1 times [2024-11-24 00:15:09,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:15:09,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1006935295] [2024-11-24 00:15:09,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:15:09,601 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:15:09,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:15:09,603 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:15:09,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2024-11-24 00:15:10,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:15:10,217 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-24 00:15:10,220 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:15:10,228 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 [2024-11-24 00:15:10,297 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 15 [2024-11-24 00:15:10,451 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 24 treesize of output 16 [2024-11-24 00:15:10,504 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 30 treesize of output 18 [2024-11-24 00:15:10,616 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:15:10,616 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:15:10,616 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:15:10,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1006935295] [2024-11-24 00:15:10,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1006935295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:15:10,617 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:15:10,617 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 00:15:10,617 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246209754] [2024-11-24 00:15:10,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:15:10,617 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 00:15:10,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:15:10,618 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 00:15:10,618 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:15:10,618 INFO L87 Difference]: Start difference. First operand 959 states and 1312 transitions. Second operand has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:15:13,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:19,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:21,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:24,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:27,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:30,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:31,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:15:31,149 INFO L93 Difference]: Finished difference Result 1388 states and 1897 transitions. [2024-11-24 00:15:31,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-24 00:15:31,168 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-11-24 00:15:31,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:15:31,171 INFO L225 Difference]: With dead ends: 1388 [2024-11-24 00:15:31,171 INFO L226 Difference]: Without dead ends: 962 [2024-11-24 00:15:31,172 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2024-11-24 00:15:31,173 INFO L435 NwaCegarLoop]: 336 mSDtfsCounter, 255 mSDsluCounter, 1741 mSDsCounter, 0 mSdLazyCounter, 435 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 2077 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 435 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:15:31,173 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 2077 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 435 Invalid, 1 Unknown, 0 Unchecked, 20.2s Time] [2024-11-24 00:15:31,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2024-11-24 00:15:31,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 955. [2024-11-24 00:15:31,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 955 states, 818 states have (on average 1.3031784841075795) internal successors, (1066), 825 states have internal predecessors, (1066), 120 states have call successors, (120), 16 states have call predecessors, (120), 16 states have return successors, (120), 113 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-24 00:15:31,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 955 states and 1306 transitions. [2024-11-24 00:15:31,259 INFO L78 Accepts]: Start accepts. Automaton has 955 states and 1306 transitions. Word has length 139 [2024-11-24 00:15:31,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:15:31,260 INFO L471 AbstractCegarLoop]: Abstraction has 955 states and 1306 transitions. [2024-11-24 00:15:31,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:15:31,260 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1306 transitions. [2024-11-24 00:15:31,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-24 00:15:31,262 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:15:31,262 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:15:31,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Ended with exit code 0 [2024-11-24 00:15:31,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:15:31,463 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:15:31,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:15:31,464 INFO L85 PathProgramCache]: Analyzing trace with hash -994582094, now seen corresponding path program 1 times [2024-11-24 00:15:31,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:15:31,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1001314329] [2024-11-24 00:15:31,465 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:15:31,465 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:15:31,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:15:31,468 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:15:31,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2024-11-24 00:15:32,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:15:32,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 00:15:32,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:15:32,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-24 00:15:32,769 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:15:32,769 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:15:32,769 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:15:32,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1001314329] [2024-11-24 00:15:32,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1001314329] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:15:32,770 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:15:32,770 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:15:32,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698819526] [2024-11-24 00:15:32,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:15:32,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:15:32,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:15:32,771 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:15:32,771 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:15:32,771 INFO L87 Difference]: Start difference. First operand 955 states and 1306 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:15:36,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:39,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:41,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:46,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:48,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:48,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:15:48,733 INFO L93 Difference]: Finished difference Result 1670 states and 2291 transitions. [2024-11-24 00:15:48,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:15:48,761 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-11-24 00:15:48,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:15:48,766 INFO L225 Difference]: With dead ends: 1670 [2024-11-24 00:15:48,766 INFO L226 Difference]: Without dead ends: 957 [2024-11-24 00:15:48,768 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:15:48,769 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 76 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.9s IncrementalHoareTripleChecker+Time [2024-11-24 00:15:48,770 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 485 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 2 Unknown, 0 Unchecked, 15.9s Time] [2024-11-24 00:15:48,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 957 states. [2024-11-24 00:15:48,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 957 to 955. [2024-11-24 00:15:48,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 955 states, 818 states have (on average 1.3019559902200488) internal successors, (1065), 825 states have internal predecessors, (1065), 120 states have call successors, (120), 16 states have call predecessors, (120), 16 states have return successors, (120), 113 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-24 00:15:48,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 955 states and 1305 transitions. [2024-11-24 00:15:48,857 INFO L78 Accepts]: Start accepts. Automaton has 955 states and 1305 transitions. Word has length 139 [2024-11-24 00:15:48,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:15:48,858 INFO L471 AbstractCegarLoop]: Abstraction has 955 states and 1305 transitions. [2024-11-24 00:15:48,858 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:15:48,858 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1305 transitions. [2024-11-24 00:15:48,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-24 00:15:48,860 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:15:48,860 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:15:48,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Ended with exit code 0 [2024-11-24 00:15:49,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:15:49,061 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:15:49,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:15:49,061 INFO L85 PathProgramCache]: Analyzing trace with hash 1494946868, now seen corresponding path program 1 times [2024-11-24 00:15:49,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:15:49,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1030366284] [2024-11-24 00:15:49,062 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:15:49,062 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:15:49,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:15:49,065 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:15:49,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2024-11-24 00:15:49,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:15:49,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 00:15:49,719 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:15:50,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-24 00:15:50,548 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:15:50,548 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:15:50,549 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:15:50,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1030366284] [2024-11-24 00:15:50,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1030366284] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:15:50,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:15:50,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:15:50,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182456526] [2024-11-24 00:15:50,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:15:50,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:15:50,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:15:50,551 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:15:50,551 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:15:50,551 INFO L87 Difference]: Start difference. First operand 955 states and 1305 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:15:53,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:57,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:15:57,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:15:57,211 INFO L93 Difference]: Finished difference Result 1670 states and 2289 transitions. [2024-11-24 00:15:57,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:15:57,232 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-11-24 00:15:57,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:15:57,236 INFO L225 Difference]: With dead ends: 1670 [2024-11-24 00:15:57,236 INFO L226 Difference]: Without dead ends: 957 [2024-11-24 00:15:57,238 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:15:57,240 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 64 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 486 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:15:57,241 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 486 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2024-11-24 00:15:57,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 957 states. [2024-11-24 00:15:57,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 957 to 955. [2024-11-24 00:15:57,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 955 states, 818 states have (on average 1.2982885085574571) internal successors, (1062), 825 states have internal predecessors, (1062), 120 states have call successors, (120), 16 states have call predecessors, (120), 16 states have return successors, (120), 113 states have call predecessors, (120), 120 states have call successors, (120) [2024-11-24 00:15:57,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 955 states and 1302 transitions. [2024-11-24 00:15:57,328 INFO L78 Accepts]: Start accepts. Automaton has 955 states and 1302 transitions. Word has length 139 [2024-11-24 00:15:57,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:15:57,328 INFO L471 AbstractCegarLoop]: Abstraction has 955 states and 1302 transitions. [2024-11-24 00:15:57,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:15:57,329 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1302 transitions. [2024-11-24 00:15:57,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-24 00:15:57,330 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:15:57,331 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:15:57,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Ended with exit code 0 [2024-11-24 00:15:57,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:15:57,532 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:15:57,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:15:57,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1753112306, now seen corresponding path program 1 times [2024-11-24 00:15:57,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:15:57,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1248635479] [2024-11-24 00:15:57,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:15:57,534 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:15:57,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:15:57,536 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:15:57,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2024-11-24 00:15:58,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:15:58,412 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-24 00:15:58,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:15:59,205 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 15 [2024-11-24 00:15:59,366 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 24 treesize of output 16 [2024-11-24 00:15:59,419 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 30 treesize of output 18 [2024-11-24 00:15:59,538 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:15:59,538 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:15:59,538 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:15:59,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1248635479] [2024-11-24 00:15:59,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1248635479] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:15:59,538 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:15:59,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 00:15:59,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052936176] [2024-11-24 00:15:59,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:15:59,539 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 00:15:59,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:15:59,540 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 00:15:59,540 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-24 00:15:59,540 INFO L87 Difference]: Start difference. First operand 955 states and 1302 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:16:02,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:16:05,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:16:09,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:16:13,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:16:17,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:16:17,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:16:17,830 INFO L93 Difference]: Finished difference Result 1832 states and 2503 transitions. [2024-11-24 00:16:17,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-24 00:16:17,831 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-11-24 00:16:17,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:16:17,835 INFO L225 Difference]: With dead ends: 1832 [2024-11-24 00:16:17,835 INFO L226 Difference]: Without dead ends: 1119 [2024-11-24 00:16:17,836 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2024-11-24 00:16:17,836 INFO L435 NwaCegarLoop]: 295 mSDtfsCounter, 190 mSDsluCounter, 1506 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 1801 SdHoareTripleChecker+Invalid, 471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:16:17,837 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 1801 Invalid, 471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 469 Invalid, 1 Unknown, 0 Unchecked, 18.0s Time] [2024-11-24 00:16:17,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1119 states. [2024-11-24 00:16:17,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1119 to 1030. [2024-11-24 00:16:17,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 880 states have (on average 1.2988636363636363) internal successors, (1143), 888 states have internal predecessors, (1143), 132 states have call successors, (132), 17 states have call predecessors, (132), 17 states have return successors, (132), 124 states have call predecessors, (132), 132 states have call successors, (132) [2024-11-24 00:16:17,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1407 transitions. [2024-11-24 00:16:17,925 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1407 transitions. Word has length 139 [2024-11-24 00:16:17,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:16:17,926 INFO L471 AbstractCegarLoop]: Abstraction has 1030 states and 1407 transitions. [2024-11-24 00:16:17,927 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:16:17,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1407 transitions. [2024-11-24 00:16:17,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-24 00:16:17,928 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:16:17,929 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:16:17,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Ended with exit code 0 [2024-11-24 00:16:18,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:16:18,130 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:16:18,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:16:18,131 INFO L85 PathProgramCache]: Analyzing trace with hash -2093649150, now seen corresponding path program 1 times [2024-11-24 00:16:18,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:16:18,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1954673151] [2024-11-24 00:16:18,132 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:16:18,132 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:16:18,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:16:18,134 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:16:18,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2024-11-24 00:16:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:16:19,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-24 00:16:19,068 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:16:23,398 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 [2024-11-24 00:16:24,574 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:16:24,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2024-11-24 00:16:24,826 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:16:24,826 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 51 treesize of output 31 [2024-11-24 00:16:24,893 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-24 00:16:24,893 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:16:25,277 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:16:25,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1954673151] [2024-11-24 00:16:25,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1954673151] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:16:25,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [57497454] [2024-11-24 00:16:25,277 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:16:25,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:16:25,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:16:25,280 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:16:25,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-24 00:16:27,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:16:27,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-24 00:16:27,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:16:32,792 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 [2024-11-24 00:16:34,198 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 30 treesize of output 32 [2024-11-24 00:16:34,452 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 0 case distinctions, treesize of input 51 treesize of output 31 [2024-11-24 00:16:34,471 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-24 00:16:34,471 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:16:34,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [57497454] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:16:34,778 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:16:34,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-24 00:16:34,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539471634] [2024-11-24 00:16:34,778 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:16:34,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 00:16:34,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:16:34,780 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 00:16:34,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:16:34,780 INFO L87 Difference]: Start difference. First operand 1030 states and 1407 transitions. Second operand has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 4 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-24 00:16:35,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:16:35,739 INFO L93 Difference]: Finished difference Result 2392 states and 3281 transitions. [2024-11-24 00:16:35,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:16:35,739 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 4 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 140 [2024-11-24 00:16:35,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:16:35,747 INFO L225 Difference]: With dead ends: 2392 [2024-11-24 00:16:35,747 INFO L226 Difference]: Without dead ends: 1604 [2024-11-24 00:16:35,749 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 331 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2024-11-24 00:16:35,753 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 467 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 467 SdHoareTripleChecker+Valid, 810 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:16:35,754 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [467 Valid, 810 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 00:16:35,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1604 states. [2024-11-24 00:16:35,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1604 to 1598. [2024-11-24 00:16:35,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1598 states, 1368 states have (on average 1.2997076023391814) internal successors, (1778), 1381 states have internal predecessors, (1778), 204 states have call successors, (204), 25 states have call predecessors, (204), 25 states have return successors, (204), 191 states have call predecessors, (204), 204 states have call successors, (204) [2024-11-24 00:16:35,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1598 states and 2186 transitions. [2024-11-24 00:16:35,920 INFO L78 Accepts]: Start accepts. Automaton has 1598 states and 2186 transitions. Word has length 140 [2024-11-24 00:16:35,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:16:35,920 INFO L471 AbstractCegarLoop]: Abstraction has 1598 states and 2186 transitions. [2024-11-24 00:16:35,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 4 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-24 00:16:35,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 2186 transitions. [2024-11-24 00:16:35,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-24 00:16:35,922 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:16:35,922 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:16:35,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Ended with exit code 0 [2024-11-24 00:16:36,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-24 00:16:36,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-24 00:16:36,324 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:16:36,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:16:36,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1392584572, now seen corresponding path program 1 times [2024-11-24 00:16:36,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:16:36,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [171216454] [2024-11-24 00:16:36,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:16:36,325 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:16:36,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:16:36,328 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:16:36,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2024-11-24 00:16:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:16:37,331 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-24 00:16:37,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:16:41,288 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 [2024-11-24 00:16:41,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2024-11-24 00:16:42,057 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 50 treesize of output 38 [2024-11-24 00:16:42,075 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:16:42,075 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 55 treesize of output 39 [2024-11-24 00:16:42,172 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-11-24 00:16:42,172 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:16:44,589 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:16:44,589 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:16:44,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [171216454] [2024-11-24 00:16:44,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [171216454] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:16:44,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:16:44,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 13 [2024-11-24 00:16:44,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138203715] [2024-11-24 00:16:44,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:16:44,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:16:44,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:16:44,591 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:16:44,591 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-11-24 00:16:44,591 INFO L87 Difference]: Start difference. First operand 1598 states and 2186 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:16:56,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:16:59,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-11-24 00:17:00,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:17:00,074 INFO L93 Difference]: Finished difference Result 2916 states and 3986 transitions. [2024-11-24 00:17:00,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 00:17:00,078 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 140 [2024-11-24 00:17:00,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:17:00,085 INFO L225 Difference]: With dead ends: 2916 [2024-11-24 00:17:00,085 INFO L226 Difference]: Without dead ends: 2174 [2024-11-24 00:17:00,086 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2024-11-24 00:17:00,087 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 206 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:17:00,087 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 415 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 15.1s Time] [2024-11-24 00:17:00,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2174 states. [2024-11-24 00:17:00,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2174 to 1732. [2024-11-24 00:17:00,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1732 states, 1481 states have (on average 1.2957461174881837) internal successors, (1919), 1495 states have internal predecessors, (1919), 222 states have call successors, (222), 28 states have call predecessors, (222), 28 states have return successors, (222), 208 states have call predecessors, (222), 222 states have call successors, (222) [2024-11-24 00:17:00,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1732 states and 2363 transitions. [2024-11-24 00:17:00,239 INFO L78 Accepts]: Start accepts. Automaton has 1732 states and 2363 transitions. Word has length 140 [2024-11-24 00:17:00,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:17:00,240 INFO L471 AbstractCegarLoop]: Abstraction has 1732 states and 2363 transitions. [2024-11-24 00:17:00,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:17:00,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2363 transitions. [2024-11-24 00:17:00,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-24 00:17:00,241 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:17:00,241 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:17:00,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Ended with exit code 0 [2024-11-24 00:17:00,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:17:00,442 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:17:00,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:17:00,442 INFO L85 PathProgramCache]: Analyzing trace with hash 2074764952, now seen corresponding path program 1 times [2024-11-24 00:17:00,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:17:00,443 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [774339254] [2024-11-24 00:17:00,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:17:00,443 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:17:00,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:17:00,445 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:17:00,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2024-11-24 00:17:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:17:01,043 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 00:17:01,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:17:02,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-24 00:17:02,256 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 13 proven. 95 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-24 00:17:02,256 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:17:02,664 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:17:02,664 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:17:02,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [774339254] [2024-11-24 00:17:02,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [774339254] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:17:02,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:17:02,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 13 [2024-11-24 00:17:02,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184610002] [2024-11-24 00:17:02,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:17:02,665 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:17:02,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:17:02,666 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:17:02,666 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-11-24 00:17:02,667 INFO L87 Difference]: Start difference. First operand 1732 states and 2363 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:17:02,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:17:02,948 INFO L93 Difference]: Finished difference Result 2679 states and 3666 transitions. [2024-11-24 00:17:02,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:17:02,949 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 140 [2024-11-24 00:17:02,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:17:02,956 INFO L225 Difference]: With dead ends: 2679 [2024-11-24 00:17:02,957 INFO L226 Difference]: Without dead ends: 1871 [2024-11-24 00:17:02,958 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-11-24 00:17:02,959 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 53 mSDsluCounter, 432 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:17:02,959 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 607 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:17:02,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1871 states. [2024-11-24 00:17:03,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1871 to 1732. [2024-11-24 00:17:03,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1732 states, 1481 states have (on average 1.2916948008102633) internal successors, (1913), 1495 states have internal predecessors, (1913), 222 states have call successors, (222), 28 states have call predecessors, (222), 28 states have return successors, (222), 208 states have call predecessors, (222), 222 states have call successors, (222) [2024-11-24 00:17:03,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1732 states and 2357 transitions. [2024-11-24 00:17:03,119 INFO L78 Accepts]: Start accepts. Automaton has 1732 states and 2357 transitions. Word has length 140 [2024-11-24 00:17:03,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:17:03,119 INFO L471 AbstractCegarLoop]: Abstraction has 1732 states and 2357 transitions. [2024-11-24 00:17:03,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:17:03,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2357 transitions. [2024-11-24 00:17:03,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-24 00:17:03,121 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:17:03,121 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:17:03,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Ended with exit code 0 [2024-11-24 00:17:03,321 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:17:03,321 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:17:03,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:17:03,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1441095533, now seen corresponding path program 1 times [2024-11-24 00:17:03,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:17:03,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1221064792] [2024-11-24 00:17:03,322 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:17:03,323 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:17:03,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:17:03,324 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:17:03,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2024-11-24 00:17:04,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:17:04,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-24 00:17:04,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:17:06,386 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 [2024-11-24 00:17:06,606 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 19 treesize of output 15 [2024-11-24 00:17:07,000 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 29 treesize of output 28 [2024-11-24 00:17:07,139 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:17:07,140 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 33 treesize of output 21 [2024-11-24 00:17:07,198 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 30 treesize of output 18 [2024-11-24 00:17:07,368 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:17:07,368 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:17:07,369 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:17:07,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1221064792] [2024-11-24 00:17:07,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1221064792] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:17:07,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:17:07,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 00:17:07,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340855993] [2024-11-24 00:17:07,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:17:07,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 00:17:07,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:17:07,370 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 00:17:07,370 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:17:07,370 INFO L87 Difference]: Start difference. First operand 1732 states and 2357 transitions. Second operand has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:17:11,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:17:17,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:17:21,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:17:25,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:17:27,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:17:31,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:17:31,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:17:31,850 INFO L93 Difference]: Finished difference Result 2341 states and 3181 transitions. [2024-11-24 00:17:31,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-24 00:17:31,877 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 141 [2024-11-24 00:17:31,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:17:31,886 INFO L225 Difference]: With dead ends: 2341 [2024-11-24 00:17:31,886 INFO L226 Difference]: Without dead ends: 1899 [2024-11-24 00:17:31,888 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=123, Invalid=429, Unknown=0, NotChecked=0, Total=552 [2024-11-24 00:17:31,889 INFO L435 NwaCegarLoop]: 345 mSDtfsCounter, 510 mSDsluCounter, 1958 mSDsCounter, 0 mSdLazyCounter, 701 mSolverCounterSat, 52 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 510 SdHoareTripleChecker+Valid, 2303 SdHoareTripleChecker+Invalid, 754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 701 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:17:31,889 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [510 Valid, 2303 Invalid, 754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 701 Invalid, 1 Unknown, 0 Unchecked, 23.4s Time] [2024-11-24 00:17:31,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1899 states. [2024-11-24 00:17:32,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1899 to 1737. [2024-11-24 00:17:32,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1737 states, 1486 states have (on average 1.2920592193808882) internal successors, (1920), 1500 states have internal predecessors, (1920), 222 states have call successors, (222), 28 states have call predecessors, (222), 28 states have return successors, (222), 208 states have call predecessors, (222), 222 states have call successors, (222) [2024-11-24 00:17:32,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1737 states and 2364 transitions. [2024-11-24 00:17:32,019 INFO L78 Accepts]: Start accepts. Automaton has 1737 states and 2364 transitions. Word has length 141 [2024-11-24 00:17:32,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:17:32,019 INFO L471 AbstractCegarLoop]: Abstraction has 1737 states and 2364 transitions. [2024-11-24 00:17:32,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:17:32,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 2364 transitions. [2024-11-24 00:17:32,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-24 00:17:32,021 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:17:32,021 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:17:32,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Ended with exit code 0 [2024-11-24 00:17:32,221 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:17:32,222 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:17:32,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:17:32,222 INFO L85 PathProgramCache]: Analyzing trace with hash 290065899, now seen corresponding path program 1 times [2024-11-24 00:17:32,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:17:32,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1298868603] [2024-11-24 00:17:32,222 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:17:32,222 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:17:32,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:17:32,224 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:17:32,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2024-11-24 00:17:32,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:17:32,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-24 00:17:32,990 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:17:36,481 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 15 [2024-11-24 00:17:36,876 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 29 treesize of output 28 [2024-11-24 00:17:37,009 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:17:37,010 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 33 treesize of output 21 [2024-11-24 00:17:37,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2024-11-24 00:17:37,227 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:17:37,227 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:17:37,227 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:17:37,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1298868603] [2024-11-24 00:17:37,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1298868603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:17:37,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:17:37,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 00:17:37,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395629232] [2024-11-24 00:17:37,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:17:37,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 00:17:37,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:17:37,229 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 00:17:37,229 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:17:37,229 INFO L87 Difference]: Start difference. First operand 1737 states and 2364 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:17:41,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:17:48,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:17:51,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:17:52,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:17:57,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:18:00,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:18:01,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:18:01,877 INFO L93 Difference]: Finished difference Result 2775 states and 3781 transitions. [2024-11-24 00:18:01,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-24 00:18:01,878 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 141 [2024-11-24 00:18:01,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:18:01,886 INFO L225 Difference]: With dead ends: 2775 [2024-11-24 00:18:01,886 INFO L226 Difference]: Without dead ends: 1962 [2024-11-24 00:18:01,888 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=93, Invalid=327, Unknown=0, NotChecked=0, Total=420 [2024-11-24 00:18:01,889 INFO L435 NwaCegarLoop]: 354 mSDtfsCounter, 288 mSDsluCounter, 1907 mSDsCounter, 0 mSdLazyCounter, 685 mSolverCounterSat, 27 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 2261 SdHoareTripleChecker+Invalid, 714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 685 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:18:01,889 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 2261 Invalid, 714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 685 Invalid, 2 Unknown, 0 Unchecked, 23.6s Time] [2024-11-24 00:18:01,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1962 states. [2024-11-24 00:18:02,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1962 to 1795. [2024-11-24 00:18:02,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1795 states, 1537 states have (on average 1.2940793754066362) internal successors, (1989), 1552 states have internal predecessors, (1989), 228 states have call successors, (228), 29 states have call predecessors, (228), 29 states have return successors, (228), 213 states have call predecessors, (228), 228 states have call successors, (228) [2024-11-24 00:18:02,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1795 states and 2445 transitions. [2024-11-24 00:18:02,127 INFO L78 Accepts]: Start accepts. Automaton has 1795 states and 2445 transitions. Word has length 141 [2024-11-24 00:18:02,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:18:02,128 INFO L471 AbstractCegarLoop]: Abstraction has 1795 states and 2445 transitions. [2024-11-24 00:18:02,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:18:02,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 2445 transitions. [2024-11-24 00:18:02,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-24 00:18:02,130 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:18:02,130 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:18:02,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Ended with exit code 0 [2024-11-24 00:18:02,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:18:02,331 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:18:02,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:18:02,331 INFO L85 PathProgramCache]: Analyzing trace with hash -438115201, now seen corresponding path program 1 times [2024-11-24 00:18:02,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:18:02,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1501263889] [2024-11-24 00:18:02,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:18:02,332 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:18:02,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:18:02,335 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:18:02,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2024-11-24 00:18:03,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:18:03,353 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-24 00:18:03,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:18:07,211 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2024-11-24 00:18:07,622 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:18:07,623 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 30 [2024-11-24 00:18:07,738 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-24 00:18:07,738 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:18:08,159 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:18:08,159 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:18:08,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1501263889] [2024-11-24 00:18:08,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1501263889] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:18:08,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:18:08,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 10 [2024-11-24 00:18:08,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926436048] [2024-11-24 00:18:08,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:18:08,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:18:08,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:18:08,161 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:18:08,161 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:18:08,161 INFO L87 Difference]: Start difference. First operand 1795 states and 2445 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:18:08,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:18:08,851 INFO L93 Difference]: Finished difference Result 3127 states and 4247 transitions. [2024-11-24 00:18:08,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:18:08,853 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 142 [2024-11-24 00:18:08,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:18:08,859 INFO L225 Difference]: With dead ends: 3127 [2024-11-24 00:18:08,860 INFO L226 Difference]: Without dead ends: 1847 [2024-11-24 00:18:08,861 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-11-24 00:18:08,862 INFO L435 NwaCegarLoop]: 220 mSDtfsCounter, 94 mSDsluCounter, 763 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 983 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:18:08,862 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 983 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 00:18:08,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1847 states. [2024-11-24 00:18:08,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1847 to 1184. [2024-11-24 00:18:08,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1184 states, 1010 states have (on average 1.2722772277227723) internal successors, (1285), 1015 states have internal predecessors, (1285), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-24 00:18:08,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 1585 transitions. [2024-11-24 00:18:08,979 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 1585 transitions. Word has length 142 [2024-11-24 00:18:08,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:18:08,980 INFO L471 AbstractCegarLoop]: Abstraction has 1184 states and 1585 transitions. [2024-11-24 00:18:08,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:18:08,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1585 transitions. [2024-11-24 00:18:08,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-24 00:18:08,981 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:18:08,981 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:18:08,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (34)] Forceful destruction successful, exit code 0 [2024-11-24 00:18:09,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:18:09,182 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:18:09,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:18:09,182 INFO L85 PathProgramCache]: Analyzing trace with hash -831142211, now seen corresponding path program 1 times [2024-11-24 00:18:09,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:18:09,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [213510446] [2024-11-24 00:18:09,183 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:18:09,183 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:18:09,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:18:09,185 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:18:09,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (35)] Waiting until timeout for monitored process [2024-11-24 00:18:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:18:09,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 00:18:09,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:18:10,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-24 00:18:10,725 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 16 treesize of output 12 [2024-11-24 00:18:10,844 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 38 treesize of output 26 [2024-11-24 00:18:10,887 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:18:10,887 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:18:10,887 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:18:10,887 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [213510446] [2024-11-24 00:18:10,887 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [213510446] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:18:10,887 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:18:10,887 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:18:10,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937286365] [2024-11-24 00:18:10,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:18:10,888 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:18:10,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:18:10,888 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:18:10,889 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:18:10,889 INFO L87 Difference]: Start difference. First operand 1184 states and 1585 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:18:14,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:18:17,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:18:21,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:18:23,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:18:27,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:18:27,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:18:27,521 INFO L93 Difference]: Finished difference Result 1773 states and 2374 transitions. [2024-11-24 00:18:27,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 00:18:27,522 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 142 [2024-11-24 00:18:27,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:18:27,529 INFO L225 Difference]: With dead ends: 1773 [2024-11-24 00:18:27,529 INFO L226 Difference]: Without dead ends: 1270 [2024-11-24 00:18:27,531 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:18:27,532 INFO L435 NwaCegarLoop]: 290 mSDtfsCounter, 164 mSDsluCounter, 865 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 26 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 1155 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:18:27,532 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 1155 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 155 Invalid, 2 Unknown, 0 Unchecked, 16.4s Time] [2024-11-24 00:18:27,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2024-11-24 00:18:27,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 1190. [2024-11-24 00:18:27,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1190 states, 1016 states have (on average 1.264763779527559) internal successors, (1285), 1021 states have internal predecessors, (1285), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-24 00:18:27,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1190 states and 1585 transitions. [2024-11-24 00:18:27,712 INFO L78 Accepts]: Start accepts. Automaton has 1190 states and 1585 transitions. Word has length 142 [2024-11-24 00:18:27,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:18:27,713 INFO L471 AbstractCegarLoop]: Abstraction has 1190 states and 1585 transitions. [2024-11-24 00:18:27,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:18:27,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1585 transitions. [2024-11-24 00:18:27,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-24 00:18:27,714 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:18:27,714 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:18:27,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (35)] Forceful destruction successful, exit code 0 [2024-11-24 00:18:27,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:18:27,915 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:18:27,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:18:27,916 INFO L85 PathProgramCache]: Analyzing trace with hash -768732380, now seen corresponding path program 1 times [2024-11-24 00:18:27,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:18:27,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [735624716] [2024-11-24 00:18:27,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:18:27,917 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 [2024-11-24 00:18:27,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:18:27,920 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:18:27,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2024-11-24 00:18:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:18:28,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-24 00:18:28,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:18:29,999 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 13 proven. 95 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-24 00:18:29,999 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:18:30,391 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:18:30,391 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:18:30,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [735624716] [2024-11-24 00:18:30,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [735624716] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:18:30,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:18:30,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-11-24 00:18:30,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668130468] [2024-11-24 00:18:30,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:18:30,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:18:30,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:18:30,393 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:18:30,393 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:18:30,393 INFO L87 Difference]: Start difference. First operand 1190 states and 1585 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:18:30,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:18:30,673 INFO L93 Difference]: Finished difference Result 2385 states and 3174 transitions. [2024-11-24 00:18:30,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:18:30,674 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 143 [2024-11-24 00:18:30,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:18:30,681 INFO L225 Difference]: With dead ends: 2385 [2024-11-24 00:18:30,681 INFO L226 Difference]: Without dead ends: 1247 [2024-11-24 00:18:30,684 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:18:30,684 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 76 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:18:30,685 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 428 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:18:30,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1247 states. [2024-11-24 00:18:30,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1247 to 1207. [2024-11-24 00:18:30,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1207 states, 1033 states have (on average 1.2536302032913844) internal successors, (1295), 1038 states have internal predecessors, (1295), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-24 00:18:30,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 1207 states and 1595 transitions. [2024-11-24 00:18:30,806 INFO L78 Accepts]: Start accepts. Automaton has 1207 states and 1595 transitions. Word has length 143 [2024-11-24 00:18:30,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:18:30,806 INFO L471 AbstractCegarLoop]: Abstraction has 1207 states and 1595 transitions. [2024-11-24 00:18:30,806 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:18:30,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1595 transitions. [2024-11-24 00:18:30,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-24 00:18:30,807 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:18:30,807 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:18:30,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Ended with exit code 0 [2024-11-24 00:18:31,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:18:31,008 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:18:31,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:18:31,008 INFO L85 PathProgramCache]: Analyzing trace with hash -67667802, now seen corresponding path program 1 times [2024-11-24 00:18:31,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:18:31,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [850603892] [2024-11-24 00:18:31,009 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:18:31,009 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:18:31,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:18:31,011 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:18:31,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (37)] Waiting until timeout for monitored process [2024-11-24 00:18:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:18:31,841 INFO L256 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-24 00:18:31,842 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:18:31,942 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:18:31,942 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:18:31,942 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:18:31,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [850603892] [2024-11-24 00:18:31,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [850603892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:18:31,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:18:31,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 00:18:31,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067433343] [2024-11-24 00:18:31,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:18:31,943 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:18:31,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:18:31,944 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:18:31,944 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:18:31,944 INFO L87 Difference]: Start difference. First operand 1207 states and 1595 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:18:32,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:18:32,183 INFO L93 Difference]: Finished difference Result 2402 states and 3169 transitions. [2024-11-24 00:18:32,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:18:32,184 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 143 [2024-11-24 00:18:32,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:18:32,195 INFO L225 Difference]: With dead ends: 2402 [2024-11-24 00:18:32,196 INFO L226 Difference]: Without dead ends: 1247 [2024-11-24 00:18:32,198 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:18:32,200 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 556 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 700 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:18:32,200 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 700 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:18:32,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1247 states. [2024-11-24 00:18:32,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1247 to 1247. [2024-11-24 00:18:32,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1247 states, 1073 states have (on average 1.244175209692451) internal successors, (1335), 1078 states have internal predecessors, (1335), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-24 00:18:32,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1247 states and 1635 transitions. [2024-11-24 00:18:32,368 INFO L78 Accepts]: Start accepts. Automaton has 1247 states and 1635 transitions. Word has length 143 [2024-11-24 00:18:32,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:18:32,368 INFO L471 AbstractCegarLoop]: Abstraction has 1247 states and 1635 transitions. [2024-11-24 00:18:32,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:18:32,369 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1635 transitions. [2024-11-24 00:18:32,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-24 00:18:32,370 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:18:32,370 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:18:32,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (37)] Ended with exit code 0 [2024-11-24 00:18:32,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:18:32,571 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:18:32,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:18:32,572 INFO L85 PathProgramCache]: Analyzing trace with hash -178772108, now seen corresponding path program 1 times [2024-11-24 00:18:32,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:18:32,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1974630459] [2024-11-24 00:18:32,572 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:18:32,572 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:18:32,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:18:32,578 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:18:32,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Waiting until timeout for monitored process [2024-11-24 00:18:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:18:33,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-24 00:18:33,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:18:33,476 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 [2024-11-24 00:18:33,621 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 26 [2024-11-24 00:18:33,647 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:18:33,647 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:18:33,647 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:18:33,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1974630459] [2024-11-24 00:18:33,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1974630459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:18:33,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:18:33,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 00:18:33,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358801647] [2024-11-24 00:18:33,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:18:33,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 00:18:33,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:18:33,648 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 00:18:33,648 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 00:18:33,648 INFO L87 Difference]: Start difference. First operand 1247 states and 1635 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:18:37,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:18:39,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:18:43,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:18:46,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:18:46,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:18:46,970 INFO L93 Difference]: Finished difference Result 2424 states and 3170 transitions. [2024-11-24 00:18:46,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:18:46,992 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 143 [2024-11-24 00:18:46,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:18:46,996 INFO L225 Difference]: With dead ends: 2424 [2024-11-24 00:18:46,996 INFO L226 Difference]: Without dead ends: 1229 [2024-11-24 00:18:46,998 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:18:46,998 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 122 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 564 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:18:46,998 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 564 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 37 Invalid, 2 Unknown, 0 Unchecked, 13.2s Time] [2024-11-24 00:18:46,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1229 states. [2024-11-24 00:18:47,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1229 to 1227. [2024-11-24 00:18:47,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1227 states, 1053 states have (on average 1.2298195631528965) internal successors, (1295), 1058 states have internal predecessors, (1295), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-24 00:18:47,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1227 states and 1595 transitions. [2024-11-24 00:18:47,174 INFO L78 Accepts]: Start accepts. Automaton has 1227 states and 1595 transitions. Word has length 143 [2024-11-24 00:18:47,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:18:47,174 INFO L471 AbstractCegarLoop]: Abstraction has 1227 states and 1595 transitions. [2024-11-24 00:18:47,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:18:47,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1595 transitions. [2024-11-24 00:18:47,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-24 00:18:47,176 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:18:47,176 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:18:47,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Forceful destruction successful, exit code 0 [2024-11-24 00:18:47,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:18:47,377 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:18:47,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:18:47,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1420571100, now seen corresponding path program 1 times [2024-11-24 00:18:47,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:18:47,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2129267812] [2024-11-24 00:18:47,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:18:47,379 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:18:47,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:18:47,382 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:18:47,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Waiting until timeout for monitored process [2024-11-24 00:18:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:18:48,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-24 00:18:48,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:18:48,249 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 [2024-11-24 00:18:48,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-24 00:18:48,677 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 40 treesize of output 28 [2024-11-24 00:18:48,724 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:18:48,724 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:18:48,724 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:18:48,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2129267812] [2024-11-24 00:18:48,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2129267812] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:18:48,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:18:48,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 00:18:48,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731680198] [2024-11-24 00:18:48,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:18:48,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:18:48,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:18:48,726 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:18:48,726 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:18:48,726 INFO L87 Difference]: Start difference. First operand 1227 states and 1595 transitions. Second operand has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:18:52,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:18:57,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:19:00,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:19:00,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:19:00,184 INFO L93 Difference]: Finished difference Result 1727 states and 2245 transitions. [2024-11-24 00:19:00,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 00:19:00,205 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 144 [2024-11-24 00:19:00,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:19:00,209 INFO L225 Difference]: With dead ends: 1727 [2024-11-24 00:19:00,210 INFO L226 Difference]: Without dead ends: 1225 [2024-11-24 00:19:00,211 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:19:00,211 INFO L435 NwaCegarLoop]: 225 mSDtfsCounter, 126 mSDsluCounter, 1051 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 1276 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:19:00,211 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 1276 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 11.2s Time] [2024-11-24 00:19:00,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1225 states. [2024-11-24 00:19:00,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1225 to 1215. [2024-11-24 00:19:00,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1215 states, 1041 states have (on average 1.2257444764649374) internal successors, (1276), 1046 states have internal predecessors, (1276), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-24 00:19:00,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 1215 states and 1576 transitions. [2024-11-24 00:19:00,358 INFO L78 Accepts]: Start accepts. Automaton has 1215 states and 1576 transitions. Word has length 144 [2024-11-24 00:19:00,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:19:00,358 INFO L471 AbstractCegarLoop]: Abstraction has 1215 states and 1576 transitions. [2024-11-24 00:19:00,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:19:00,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1576 transitions. [2024-11-24 00:19:00,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-24 00:19:00,360 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:19:00,360 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:19:00,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Ended with exit code 0 [2024-11-24 00:19:00,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:19:00,561 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:19:00,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:19:00,561 INFO L85 PathProgramCache]: Analyzing trace with hash -417468762, now seen corresponding path program 1 times [2024-11-24 00:19:00,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:19:00,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [615891730] [2024-11-24 00:19:00,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:19:00,562 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:19:00,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:19:00,563 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:19:00,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (40)] Waiting until timeout for monitored process [2024-11-24 00:19:01,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:19:01,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-24 00:19:01,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:19:02,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-24 00:19:02,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2024-11-24 00:19:02,539 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:19:02,539 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:19:02,540 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:19:02,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [615891730] [2024-11-24 00:19:02,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [615891730] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:19:02,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:19:02,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 00:19:02,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127016140] [2024-11-24 00:19:02,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:19:02,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:19:02,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:19:02,541 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:19:02,541 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:19:02,542 INFO L87 Difference]: Start difference. First operand 1215 states and 1576 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:19:05,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:19:10,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:19:10,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:19:10,860 INFO L93 Difference]: Finished difference Result 1730 states and 2240 transitions. [2024-11-24 00:19:10,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 00:19:10,861 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 144 [2024-11-24 00:19:10,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:19:10,866 INFO L225 Difference]: With dead ends: 1730 [2024-11-24 00:19:10,867 INFO L226 Difference]: Without dead ends: 1215 [2024-11-24 00:19:10,868 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:19:10,869 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 59 mSDsluCounter, 830 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 1005 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:19:10,869 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 1005 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2024-11-24 00:19:10,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1215 states. [2024-11-24 00:19:11,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1215 to 1206. [2024-11-24 00:19:11,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1206 states, 1032 states have (on average 1.2257751937984496) internal successors, (1265), 1037 states have internal predecessors, (1265), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-24 00:19:11,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1206 states and 1565 transitions. [2024-11-24 00:19:11,028 INFO L78 Accepts]: Start accepts. Automaton has 1206 states and 1565 transitions. Word has length 144 [2024-11-24 00:19:11,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:19:11,029 INFO L471 AbstractCegarLoop]: Abstraction has 1206 states and 1565 transitions. [2024-11-24 00:19:11,029 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, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:19:11,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1565 transitions. [2024-11-24 00:19:11,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-24 00:19:11,030 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:19:11,030 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:19:11,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (40)] Ended with exit code 0 [2024-11-24 00:19:11,233 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:19:11,233 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:19:11,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:19:11,236 INFO L85 PathProgramCache]: Analyzing trace with hash -859519836, now seen corresponding path program 1 times [2024-11-24 00:19:11,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:19:11,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [70766839] [2024-11-24 00:19:11,237 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:19:11,237 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:19:11,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:19:11,243 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:19:11,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (41)] Waiting until timeout for monitored process [2024-11-24 00:19:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:19:12,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-24 00:19:12,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:19:13,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-24 00:19:13,198 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 16 treesize of output 12 [2024-11-24 00:19:13,241 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 38 treesize of output 26 [2024-11-24 00:19:13,287 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:19:13,287 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:19:13,287 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:19:13,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [70766839] [2024-11-24 00:19:13,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [70766839] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:19:13,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:19:13,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:19:13,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33414188] [2024-11-24 00:19:13,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:19:13,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 00:19:13,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:19:13,288 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 00:19:13,289 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 00:19:13,289 INFO L87 Difference]: Start difference. First operand 1206 states and 1565 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:19:16,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:19:20,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:19:20,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:19:20,946 INFO L93 Difference]: Finished difference Result 2212 states and 2869 transitions. [2024-11-24 00:19:20,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 00:19:20,946 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 144 [2024-11-24 00:19:20,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:19:20,950 INFO L225 Difference]: With dead ends: 2212 [2024-11-24 00:19:20,950 INFO L226 Difference]: Without dead ends: 1277 [2024-11-24 00:19:20,952 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-24 00:19:20,952 INFO L435 NwaCegarLoop]: 280 mSDtfsCounter, 167 mSDsluCounter, 841 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 1121 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:19:20,952 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 1121 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2024-11-24 00:19:20,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1277 states. [2024-11-24 00:19:21,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1277 to 1188. [2024-11-24 00:19:21,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1188 states, 1014 states have (on average 1.2189349112426036) internal successors, (1236), 1019 states have internal predecessors, (1236), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-24 00:19:21,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1188 states and 1536 transitions. [2024-11-24 00:19:21,067 INFO L78 Accepts]: Start accepts. Automaton has 1188 states and 1536 transitions. Word has length 144 [2024-11-24 00:19:21,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:19:21,067 INFO L471 AbstractCegarLoop]: Abstraction has 1188 states and 1536 transitions. [2024-11-24 00:19:21,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:19:21,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1536 transitions. [2024-11-24 00:19:21,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-24 00:19:21,069 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:19:21,069 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:19:21,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (41)] Ended with exit code 0 [2024-11-24 00:19:21,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:19:21,274 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:19:21,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:19:21,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1991418079, now seen corresponding path program 1 times [2024-11-24 00:19:21,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:19:21,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1556311433] [2024-11-24 00:19:21,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:19:21,275 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:19:21,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:19:21,278 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:19:21,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (42)] Waiting until timeout for monitored process [2024-11-24 00:19:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:19:22,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-24 00:19:22,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:19:22,255 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 [2024-11-24 00:19:22,804 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-24 00:19:22,804 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 43 treesize of output 39 [2024-11-24 00:19:22,813 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2024-11-24 00:19:22,910 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:19:22,910 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:19:22,910 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:19:22,910 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1556311433] [2024-11-24 00:19:22,910 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1556311433] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:19:22,910 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:19:22,910 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 00:19:22,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145332536] [2024-11-24 00:19:22,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:19:22,911 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:19:22,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:19:22,911 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:19:22,912 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:19:22,912 INFO L87 Difference]: Start difference. First operand 1188 states and 1536 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:19:26,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:19:31,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:19:35,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:19:39,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:19:39,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:19:39,399 INFO L93 Difference]: Finished difference Result 2072 states and 2668 transitions. [2024-11-24 00:19:39,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:19:39,400 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 145 [2024-11-24 00:19:39,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:19:39,403 INFO L225 Difference]: With dead ends: 2072 [2024-11-24 00:19:39,404 INFO L226 Difference]: Without dead ends: 1468 [2024-11-24 00:19:39,404 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:19:39,405 INFO L435 NwaCegarLoop]: 225 mSDtfsCounter, 207 mSDsluCounter, 731 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 956 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:19:39,405 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 956 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 186 Invalid, 1 Unknown, 0 Unchecked, 16.2s Time] [2024-11-24 00:19:39,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1468 states. [2024-11-24 00:19:39,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1468 to 1260. [2024-11-24 00:19:39,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1260 states, 1086 states have (on average 1.2081031307550645) internal successors, (1312), 1091 states have internal predecessors, (1312), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-24 00:19:39,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1260 states and 1612 transitions. [2024-11-24 00:19:39,539 INFO L78 Accepts]: Start accepts. Automaton has 1260 states and 1612 transitions. Word has length 145 [2024-11-24 00:19:39,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:19:39,539 INFO L471 AbstractCegarLoop]: Abstraction has 1260 states and 1612 transitions. [2024-11-24 00:19:39,540 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:19:39,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1612 transitions. [2024-11-24 00:19:39,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-24 00:19:39,541 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:19:39,541 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:19:39,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (42)] Ended with exit code 0 [2024-11-24 00:19:39,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:19:39,742 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:19:39,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:19:39,742 INFO L85 PathProgramCache]: Analyzing trace with hash -1716658465, now seen corresponding path program 1 times [2024-11-24 00:19:39,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:19:39,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1655449396] [2024-11-24 00:19:39,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:19:39,743 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:19:39,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:19:39,745 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:19:39,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (43)] Waiting until timeout for monitored process [2024-11-24 00:19:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:19:40,832 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-24 00:19:40,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:19:42,043 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 43 treesize of output 31 [2024-11-24 00:19:42,137 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:19:42,137 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:19:42,137 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:19:42,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1655449396] [2024-11-24 00:19:42,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1655449396] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:19:42,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:19:42,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 00:19:42,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940716999] [2024-11-24 00:19:42,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:19:42,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:19:42,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:19:42,139 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:19:42,139 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:19:42,139 INFO L87 Difference]: Start difference. First operand 1260 states and 1612 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 6 states have internal predecessors, (73), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:19:45,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:19:49,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:19:53,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:19:53,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:19:53,494 INFO L93 Difference]: Finished difference Result 2653 states and 3389 transitions. [2024-11-24 00:19:53,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 00:19:53,496 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 6 states have internal predecessors, (73), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 145 [2024-11-24 00:19:53,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:19:53,501 INFO L225 Difference]: With dead ends: 2653 [2024-11-24 00:19:53,501 INFO L226 Difference]: Without dead ends: 1445 [2024-11-24 00:19:53,503 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:19:53,504 INFO L435 NwaCegarLoop]: 232 mSDtfsCounter, 162 mSDsluCounter, 658 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 890 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:19:53,504 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 890 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 11.1s Time] [2024-11-24 00:19:53,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1445 states. [2024-11-24 00:19:53,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1445 to 1290. [2024-11-24 00:19:53,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1290 states, 1116 states have (on average 1.200716845878136) internal successors, (1340), 1121 states have internal predecessors, (1340), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-24 00:19:53,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1290 states and 1640 transitions. [2024-11-24 00:19:53,692 INFO L78 Accepts]: Start accepts. Automaton has 1290 states and 1640 transitions. Word has length 145 [2024-11-24 00:19:53,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:19:53,692 INFO L471 AbstractCegarLoop]: Abstraction has 1290 states and 1640 transitions. [2024-11-24 00:19:53,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 6 states have internal predecessors, (73), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:19:53,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1640 transitions. [2024-11-24 00:19:53,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-24 00:19:53,694 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:19:53,694 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:19:53,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (43)] Ended with exit code 0 [2024-11-24 00:19:53,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:19:53,895 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:19:53,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:19:53,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1758837226, now seen corresponding path program 1 times [2024-11-24 00:19:53,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:19:53,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1052530741] [2024-11-24 00:19:53,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:19:53,896 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:19:53,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:19:53,899 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:19:53,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (44)] Waiting until timeout for monitored process [2024-11-24 00:19:55,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:19:55,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-24 00:19:55,059 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:19:55,068 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 [2024-11-24 00:19:55,269 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2024-11-24 00:19:55,397 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-11-24 00:19:55,397 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:19:55,397 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:19:55,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1052530741] [2024-11-24 00:19:55,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1052530741] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:19:55,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:19:55,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 00:19:55,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522953109] [2024-11-24 00:19:55,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:19:55,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:19:55,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:19:55,398 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:19:55,399 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:19:55,399 INFO L87 Difference]: Start difference. First operand 1290 states and 1640 transitions. Second operand has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:19:57,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:20:02,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:20:04,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:20:08,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:20:10,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 00:20:10,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:20:10,145 INFO L93 Difference]: Finished difference Result 1326 states and 1683 transitions. [2024-11-24 00:20:10,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 00:20:10,168 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 146 [2024-11-24 00:20:10,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:20:10,172 INFO L225 Difference]: With dead ends: 1326 [2024-11-24 00:20:10,173 INFO L226 Difference]: Without dead ends: 1324 [2024-11-24 00:20:10,173 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:20:10,174 INFO L435 NwaCegarLoop]: 217 mSDtfsCounter, 117 mSDsluCounter, 989 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 1206 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.5s IncrementalHoareTripleChecker+Time [2024-11-24 00:20:10,174 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 1206 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 105 Invalid, 2 Unknown, 0 Unchecked, 14.5s Time] [2024-11-24 00:20:10,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1324 states. [2024-11-24 00:20:10,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1324 to 1322. [2024-11-24 00:20:10,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1322 states, 1148 states have (on average 1.1942508710801394) internal successors, (1371), 1153 states have internal predecessors, (1371), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-24 00:20:10,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1322 states and 1671 transitions. [2024-11-24 00:20:10,292 INFO L78 Accepts]: Start accepts. Automaton has 1322 states and 1671 transitions. Word has length 146 [2024-11-24 00:20:10,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:20:10,293 INFO L471 AbstractCegarLoop]: Abstraction has 1322 states and 1671 transitions. [2024-11-24 00:20:10,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-11-24 00:20:10,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1671 transitions. [2024-11-24 00:20:10,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-11-24 00:20:10,294 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:20:10,294 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:20:10,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (44)] Forceful destruction successful, exit code 0 [2024-11-24 00:20:10,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:20:10,495 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:20:10,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:20:10,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1831223784, now seen corresponding path program 1 times [2024-11-24 00:20:10,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:20:10,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [472371397] [2024-11-24 00:20:10,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:20:10,497 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 [2024-11-24 00:20:10,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:20:10,500 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:20:10,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9824a7e6-8fd3-410a-9ff2-f1366cbf7185/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (45)] Waiting until timeout for monitored process