./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fcb29b73f844d13bf3bc554a9110fa8c576e0a59330f6a0a3a146aa2360692dc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 15:34:34,691 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 15:34:34,748 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 15:34:34,754 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 15:34:34,754 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 15:34:34,776 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 15:34:34,776 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 15:34:34,776 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 15:34:34,777 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 15:34:34,777 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 15:34:34,777 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 15:34:34,777 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 15:34:34,777 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 15:34:34,777 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 15:34:34,777 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 15:34:34,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 15:34:34,778 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 15:34:34,778 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 15:34:34,778 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 15:34:34,778 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 15:34:34,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 15:34:34,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 15:34:34,778 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 15:34:34,778 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 15:34:34,779 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 15:34:34,779 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 15:34:34,779 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 15:34:34,779 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 15:34:34,779 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 15:34:34,779 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:34:34,779 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:34:34,779 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:34:34,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:34:34,779 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 15:34:34,779 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:34:34,779 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:34:34,780 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:34:34,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:34:34,780 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 15:34:34,780 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 15:34:34,780 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 15:34:34,780 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 15:34:34,780 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 15:34:34,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 15:34:34,780 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 15:34:34,780 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 15:34:34,780 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 15:34:34,780 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 15:34:34,781 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_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcb29b73f844d13bf3bc554a9110fa8c576e0a59330f6a0a3a146aa2360692dc [2024-12-02 15:34:35,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 15:34:35,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 15:34:35,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 15:34:35,040 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 15:34:35,040 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 15:34:35,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-3.i [2024-12-02 15:34:37,641 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/data/5f8f69600/b042ac528a14442088b8c2872fd64a88/FLAG0b3352d91 [2024-12-02 15:34:37,857 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 15:34:37,858 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-3.i [2024-12-02 15:34:37,866 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/data/5f8f69600/b042ac528a14442088b8c2872fd64a88/FLAG0b3352d91 [2024-12-02 15:34:38,218 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/data/5f8f69600/b042ac528a14442088b8c2872fd64a88 [2024-12-02 15:34:38,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 15:34:38,221 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 15:34:38,221 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 15:34:38,221 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 15:34:38,224 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 15:34:38,225 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,225 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@320ee076 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38, skipping insertion in model container [2024-12-02 15:34:38,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,240 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 15:34:38,362 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_871b5135-5217-4bd4-92e0-a5db86c186fe/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-3.i[916,929] [2024-12-02 15:34:38,421 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 15:34:38,432 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 15:34:38,442 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_871b5135-5217-4bd4-92e0-a5db86c186fe/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-3.i[916,929] [2024-12-02 15:34:38,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 15:34:38,492 INFO L204 MainTranslator]: Completed translation [2024-12-02 15:34:38,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38 WrapperNode [2024-12-02 15:34:38,492 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 15:34:38,493 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 15:34:38,493 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 15:34:38,493 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 15:34:38,499 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,511 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,542 INFO L138 Inliner]: procedures = 29, calls = 181, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 642 [2024-12-02 15:34:38,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 15:34:38,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 15:34:38,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 15:34:38,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 15:34:38,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,556 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,574 INFO L175 MemorySlicer]: Split 151 memory accesses to 4 slices as follows [2, 31, 75, 43]. 50 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 4, 5, 5]. The 17 writes are split as follows [0, 5, 6, 6]. [2024-12-02 15:34:38,575 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,575 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,590 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,591 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,596 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,598 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,600 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 15:34:38,605 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 15:34:38,605 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 15:34:38,605 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 15:34:38,606 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (1/1) ... [2024-12-02 15:34:38,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:34:38,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:34:38,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 15:34:38,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 15:34:38,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 15:34:38,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 15:34:38,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 15:34:38,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 15:34:38,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-12-02 15:34:38,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-12-02 15:34:38,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-12-02 15:34:38,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-12-02 15:34:38,662 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 15:34:38,662 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 15:34:38,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 15:34:38,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 15:34:38,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 15:34:38,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 15:34:38,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 15:34:38,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 15:34:38,787 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 15:34:38,788 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 15:34:39,272 INFO L? ?]: Removed 174 outVars from TransFormulas that were not future-live. [2024-12-02 15:34:39,272 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 15:34:39,283 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 15:34:39,283 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 15:34:39,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:34:39 BoogieIcfgContainer [2024-12-02 15:34:39,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 15:34:39,299 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 15:34:39,299 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 15:34:39,302 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 15:34:39,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:34:38" (1/3) ... [2024-12-02 15:34:39,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a654eac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:34:39, skipping insertion in model container [2024-12-02 15:34:39,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:34:38" (2/3) ... [2024-12-02 15:34:39,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a654eac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:34:39, skipping insertion in model container [2024-12-02 15:34:39,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:34:39" (3/3) ... [2024-12-02 15:34:39,304 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-3.i [2024-12-02 15:34:39,314 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 15:34:39,316 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-3.i that has 2 procedures, 149 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 15:34:39,360 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 15:34:39,370 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;@35a5350, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 15:34:39,370 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 15:34:39,373 INFO L276 IsEmpty]: Start isEmpty. Operand has 149 states, 130 states have (on average 1.4615384615384615) internal successors, (190), 131 states have internal predecessors, (190), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-12-02 15:34:39,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-02 15:34:39,383 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:39,383 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:39,384 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:39,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:39,388 INFO L85 PathProgramCache]: Analyzing trace with hash -1274553811, now seen corresponding path program 1 times [2024-12-02 15:34:39,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:39,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453709692] [2024-12-02 15:34:39,393 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:39,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:39,636 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2024-12-02 15:34:39,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:39,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453709692] [2024-12-02 15:34:39,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453709692] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:34:39,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [866513852] [2024-12-02 15:34:39,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:39,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:34:39,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:34:39,641 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 15:34:39,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 15:34:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:39,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 15:34:39,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:34:39,915 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2024-12-02 15:34:39,915 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:34:39,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [866513852] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:39,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 15:34:39,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 15:34:39,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59835563] [2024-12-02 15:34:39,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:39,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 15:34:39,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:39,939 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 15:34:39,940 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 15:34:39,942 INFO L87 Difference]: Start difference. First operand has 149 states, 130 states have (on average 1.4615384615384615) internal successors, (190), 131 states have internal predecessors, (190), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:39,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:39,964 INFO L93 Difference]: Finished difference Result 291 states and 454 transitions. [2024-12-02 15:34:39,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 15:34:39,966 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) Word has length 133 [2024-12-02 15:34:39,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:39,971 INFO L225 Difference]: With dead ends: 291 [2024-12-02 15:34:39,971 INFO L226 Difference]: Without dead ends: 145 [2024-12-02 15:34:39,973 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 15:34:39,975 INFO L435 NwaCegarLoop]: 215 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, 215 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:39,975 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:34:39,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-12-02 15:34:40,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2024-12-02 15:34:40,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 127 states have (on average 1.4409448818897639) internal successors, (183), 127 states have internal predecessors, (183), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-12-02 15:34:40,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 215 transitions. [2024-12-02 15:34:40,010 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 215 transitions. Word has length 133 [2024-12-02 15:34:40,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:40,010 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 215 transitions. [2024-12-02 15:34:40,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:40,011 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 215 transitions. [2024-12-02 15:34:40,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-02 15:34:40,014 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:40,014 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:40,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 15:34:40,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 15:34:40,214 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:40,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:40,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1186476437, now seen corresponding path program 1 times [2024-12-02 15:34:40,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:40,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075704165] [2024-12-02 15:34:40,215 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:40,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:40,466 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:40,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:40,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075704165] [2024-12-02 15:34:40,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1075704165] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:40,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:40,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 15:34:40,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865207917] [2024-12-02 15:34:40,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:40,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 15:34:40,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:40,469 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 15:34:40,469 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:34:40,469 INFO L87 Difference]: Start difference. First operand 145 states and 215 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:40,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:40,508 INFO L93 Difference]: Finished difference Result 289 states and 430 transitions. [2024-12-02 15:34:40,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:34:40,508 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 133 [2024-12-02 15:34:40,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:40,510 INFO L225 Difference]: With dead ends: 289 [2024-12-02 15:34:40,510 INFO L226 Difference]: Without dead ends: 147 [2024-12-02 15:34:40,511 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 [2024-12-02 15:34:40,511 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 0 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 628 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 [2024-12-02 15:34:40,512 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 628 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:34:40,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2024-12-02 15:34:40,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2024-12-02 15:34:40,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 129 states have (on average 1.434108527131783) internal successors, (185), 129 states have internal predecessors, (185), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-12-02 15:34:40,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 217 transitions. [2024-12-02 15:34:40,523 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 217 transitions. Word has length 133 [2024-12-02 15:34:40,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:40,525 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 217 transitions. [2024-12-02 15:34:40,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:40,525 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 217 transitions. [2024-12-02 15:34:40,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-02 15:34:40,527 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:40,527 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:40,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 15:34:40,527 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:40,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:40,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1149916073, now seen corresponding path program 1 times [2024-12-02 15:34:40,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:40,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868785257] [2024-12-02 15:34:40,528 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:40,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:40,804 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-02 15:34:40,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:40,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868785257] [2024-12-02 15:34:40,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868785257] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:34:40,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [172433799] [2024-12-02 15:34:40,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:40,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:34:40,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:34:40,807 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 15:34:40,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 15:34:41,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:41,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 15:34:41,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:34:41,083 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:41,083 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:34:41,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [172433799] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:41,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 15:34:41,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 7 [2024-12-02 15:34:41,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040964155] [2024-12-02 15:34:41,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:41,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 15:34:41,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:41,084 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 15:34:41,084 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 15:34:41,084 INFO L87 Difference]: Start difference. First operand 147 states and 217 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:41,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:41,116 INFO L93 Difference]: Finished difference Result 293 states and 434 transitions. [2024-12-02 15:34:41,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:34:41,117 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 133 [2024-12-02 15:34:41,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:41,118 INFO L225 Difference]: With dead ends: 293 [2024-12-02 15:34:41,118 INFO L226 Difference]: Without dead ends: 149 [2024-12-02 15:34:41,119 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 15:34:41,119 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 0 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 628 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 [2024-12-02 15:34:41,120 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 628 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:34:41,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2024-12-02 15:34:41,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2024-12-02 15:34:41,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 131 states have (on average 1.4274809160305344) internal successors, (187), 131 states have internal predecessors, (187), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-12-02 15:34:41,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 219 transitions. [2024-12-02 15:34:41,128 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 219 transitions. Word has length 133 [2024-12-02 15:34:41,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:41,129 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 219 transitions. [2024-12-02 15:34:41,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:41,129 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 219 transitions. [2024-12-02 15:34:41,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 15:34:41,131 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:41,131 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:41,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 15:34:41,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:34:41,331 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:41,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:41,332 INFO L85 PathProgramCache]: Analyzing trace with hash -634850903, now seen corresponding path program 1 times [2024-12-02 15:34:41,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:41,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412425667] [2024-12-02 15:34:41,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:41,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:41,463 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:41,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:41,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412425667] [2024-12-02 15:34:41,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412425667] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:41,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:41,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:34:41,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121262245] [2024-12-02 15:34:41,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:41,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:41,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:41,465 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:41,466 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:41,466 INFO L87 Difference]: Start difference. First operand 149 states and 219 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:41,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:41,498 INFO L93 Difference]: Finished difference Result 372 states and 550 transitions. [2024-12-02 15:34:41,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:41,498 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 135 [2024-12-02 15:34:41,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:41,500 INFO L225 Difference]: With dead ends: 372 [2024-12-02 15:34:41,500 INFO L226 Difference]: Without dead ends: 226 [2024-12-02 15:34:41,501 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 [2024-12-02 15:34:41,502 INFO L435 NwaCegarLoop]: 216 mSDtfsCounter, 114 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 412 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:41,502 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 412 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:34:41,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-12-02 15:34:41,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 181. [2024-12-02 15:34:41,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 163 states have (on average 1.4478527607361964) internal successors, (236), 163 states have internal predecessors, (236), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-12-02 15:34:41,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 268 transitions. [2024-12-02 15:34:41,515 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 268 transitions. Word has length 135 [2024-12-02 15:34:41,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:41,516 INFO L471 AbstractCegarLoop]: Abstraction has 181 states and 268 transitions. [2024-12-02 15:34:41,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:41,516 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 268 transitions. [2024-12-02 15:34:41,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 15:34:41,518 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:41,518 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:41,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 15:34:41,518 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:41,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:41,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1812732430, now seen corresponding path program 1 times [2024-12-02 15:34:41,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:41,519 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837222575] [2024-12-02 15:34:41,519 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:41,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:42,718 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:42,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:42,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837222575] [2024-12-02 15:34:42,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837222575] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:42,719 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:42,719 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 15:34:42,719 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071100305] [2024-12-02 15:34:42,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:42,720 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 15:34:42,720 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:42,720 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 15:34:42,720 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-12-02 15:34:42,720 INFO L87 Difference]: Start difference. First operand 181 states and 268 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:43,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:43,112 INFO L93 Difference]: Finished difference Result 501 states and 742 transitions. [2024-12-02 15:34:43,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 15:34:43,113 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 135 [2024-12-02 15:34:43,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:43,115 INFO L225 Difference]: With dead ends: 501 [2024-12-02 15:34:43,115 INFO L226 Difference]: Without dead ends: 323 [2024-12-02 15:34:43,116 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-12-02 15:34:43,117 INFO L435 NwaCegarLoop]: 255 mSDtfsCounter, 425 mSDsluCounter, 910 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 1165 SdHoareTripleChecker+Invalid, 170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:43,117 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [425 Valid, 1165 Invalid, 170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:34:43,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 323 states. [2024-12-02 15:34:43,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 323 to 320. [2024-12-02 15:34:43,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 293 states have (on average 1.453924914675768) internal successors, (426), 294 states have internal predecessors, (426), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 15:34:43,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 474 transitions. [2024-12-02 15:34:43,139 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 474 transitions. Word has length 135 [2024-12-02 15:34:43,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:43,139 INFO L471 AbstractCegarLoop]: Abstraction has 320 states and 474 transitions. [2024-12-02 15:34:43,139 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:43,140 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 474 transitions. [2024-12-02 15:34:43,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 15:34:43,141 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:43,141 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:43,141 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 15:34:43,142 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:43,142 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:43,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1182221726, now seen corresponding path program 1 times [2024-12-02 15:34:43,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:43,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755438192] [2024-12-02 15:34:43,142 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:43,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:43,300 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-02 15:34:43,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:43,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755438192] [2024-12-02 15:34:43,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755438192] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:34:43,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [303999387] [2024-12-02 15:34:43,300 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:43,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:34:43,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:34:43,302 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 15:34:43,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 15:34:43,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:43,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 15:34:43,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:34:43,561 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:43,561 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:34:43,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [303999387] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:43,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 15:34:43,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 9 [2024-12-02 15:34:43,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819855874] [2024-12-02 15:34:43,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:43,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:34:43,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:43,562 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:34:43,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 15:34:43,563 INFO L87 Difference]: Start difference. First operand 320 states and 474 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, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:43,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:43,607 INFO L93 Difference]: Finished difference Result 643 states and 953 transitions. [2024-12-02 15:34:43,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:34:43,608 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, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 136 [2024-12-02 15:34:43,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:43,611 INFO L225 Difference]: With dead ends: 643 [2024-12-02 15:34:43,611 INFO L226 Difference]: Without dead ends: 326 [2024-12-02 15:34:43,612 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-12-02 15:34:43,612 INFO L435 NwaCegarLoop]: 212 mSDtfsCounter, 0 mSDsluCounter, 621 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 833 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:43,613 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 833 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:34:43,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2024-12-02 15:34:43,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 322. [2024-12-02 15:34:43,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 322 states, 295 states have (on average 1.4508474576271186) internal successors, (428), 296 states have internal predecessors, (428), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 15:34:43,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 476 transitions. [2024-12-02 15:34:43,630 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 476 transitions. Word has length 136 [2024-12-02 15:34:43,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:43,630 INFO L471 AbstractCegarLoop]: Abstraction has 322 states and 476 transitions. [2024-12-02 15:34:43,631 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, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:43,631 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 476 transitions. [2024-12-02 15:34:43,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-02 15:34:43,632 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:43,632 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:43,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-12-02 15:34:43,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-12-02 15:34:43,833 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:43,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:43,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1976524637, now seen corresponding path program 1 times [2024-12-02 15:34:43,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:43,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027098499] [2024-12-02 15:34:43,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:43,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:44,061 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-02 15:34:44,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:44,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027098499] [2024-12-02 15:34:44,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027098499] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:34:44,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [82971290] [2024-12-02 15:34:44,062 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:44,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:34:44,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:34:44,064 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 15:34:44,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 15:34:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:44,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 15:34:44,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:34:44,308 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:44,308 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:34:44,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [82971290] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:44,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 15:34:44,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 8 [2024-12-02 15:34:44,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332964912] [2024-12-02 15:34:44,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:44,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:34:44,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:44,310 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:34:44,310 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-12-02 15:34:44,310 INFO L87 Difference]: Start difference. First operand 322 states and 476 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:44,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:44,355 INFO L93 Difference]: Finished difference Result 647 states and 957 transitions. [2024-12-02 15:34:44,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:34:44,355 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 137 [2024-12-02 15:34:44,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:44,357 INFO L225 Difference]: With dead ends: 647 [2024-12-02 15:34:44,358 INFO L226 Difference]: Without dead ends: 328 [2024-12-02 15:34:44,358 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-12-02 15:34:44,359 INFO L435 NwaCegarLoop]: 212 mSDtfsCounter, 0 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:44,359 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 832 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:34:44,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2024-12-02 15:34:44,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 328. [2024-12-02 15:34:44,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 301 states have (on average 1.441860465116279) internal successors, (434), 302 states have internal predecessors, (434), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 15:34:44,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 482 transitions. [2024-12-02 15:34:44,381 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 482 transitions. Word has length 137 [2024-12-02 15:34:44,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:44,382 INFO L471 AbstractCegarLoop]: Abstraction has 328 states and 482 transitions. [2024-12-02 15:34:44,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:44,382 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 482 transitions. [2024-12-02 15:34:44,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-02 15:34:44,384 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:44,384 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:44,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 15:34:44,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:34:44,584 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:44,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:44,585 INFO L85 PathProgramCache]: Analyzing trace with hash -1129224916, now seen corresponding path program 1 times [2024-12-02 15:34:44,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:44,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716650589] [2024-12-02 15:34:44,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:44,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:44,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:44,812 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:44,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:44,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716650589] [2024-12-02 15:34:44,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716650589] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:44,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:44,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:34:44,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964469863] [2024-12-02 15:34:44,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:44,813 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:34:44,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:44,813 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:34:44,813 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:34:44,813 INFO L87 Difference]: Start difference. First operand 328 states and 482 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:44,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:44,926 INFO L93 Difference]: Finished difference Result 652 states and 958 transitions. [2024-12-02 15:34:44,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:34:44,927 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 137 [2024-12-02 15:34:44,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:44,929 INFO L225 Difference]: With dead ends: 652 [2024-12-02 15:34:44,929 INFO L226 Difference]: Without dead ends: 327 [2024-12-02 15:34:44,929 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:34:44,930 INFO L435 NwaCegarLoop]: 212 mSDtfsCounter, 97 mSDsluCounter, 593 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 805 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:44,930 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 805 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:34:44,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2024-12-02 15:34:44,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 325. [2024-12-02 15:34:44,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 298 states have (on average 1.4395973154362416) internal successors, (429), 299 states have internal predecessors, (429), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 15:34:44,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 477 transitions. [2024-12-02 15:34:44,953 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 477 transitions. Word has length 137 [2024-12-02 15:34:44,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:44,953 INFO L471 AbstractCegarLoop]: Abstraction has 325 states and 477 transitions. [2024-12-02 15:34:44,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:44,953 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 477 transitions. [2024-12-02 15:34:44,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-02 15:34:44,955 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:44,955 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:44,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 15:34:44,955 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:44,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:44,956 INFO L85 PathProgramCache]: Analyzing trace with hash -844346088, now seen corresponding path program 1 times [2024-12-02 15:34:44,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:44,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780311068] [2024-12-02 15:34:44,956 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:44,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:45,177 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:45,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:45,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780311068] [2024-12-02 15:34:45,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780311068] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:45,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:45,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:34:45,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071830022] [2024-12-02 15:34:45,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:45,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:34:45,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:45,179 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:34:45,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:34:45,179 INFO L87 Difference]: Start difference. First operand 325 states and 477 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:45,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:45,295 INFO L93 Difference]: Finished difference Result 649 states and 952 transitions. [2024-12-02 15:34:45,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:34:45,296 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 137 [2024-12-02 15:34:45,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:45,298 INFO L225 Difference]: With dead ends: 649 [2024-12-02 15:34:45,298 INFO L226 Difference]: Without dead ends: 327 [2024-12-02 15:34:45,299 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:34:45,299 INFO L435 NwaCegarLoop]: 302 mSDtfsCounter, 103 mSDsluCounter, 755 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 1057 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:45,299 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 1057 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:34:45,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2024-12-02 15:34:45,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 325. [2024-12-02 15:34:45,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 298 states have (on average 1.436241610738255) internal successors, (428), 299 states have internal predecessors, (428), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 15:34:45,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 476 transitions. [2024-12-02 15:34:45,321 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 476 transitions. Word has length 137 [2024-12-02 15:34:45,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:45,322 INFO L471 AbstractCegarLoop]: Abstraction has 325 states and 476 transitions. [2024-12-02 15:34:45,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:45,322 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 476 transitions. [2024-12-02 15:34:45,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 15:34:45,324 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:45,324 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:45,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 15:34:45,324 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:45,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:45,325 INFO L85 PathProgramCache]: Analyzing trace with hash 521283555, now seen corresponding path program 1 times [2024-12-02 15:34:45,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:45,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705649012] [2024-12-02 15:34:45,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:45,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:45,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:45,404 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:45,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:45,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705649012] [2024-12-02 15:34:45,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705649012] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:45,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:45,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:34:45,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304118588] [2024-12-02 15:34:45,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:45,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:34:45,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:45,405 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:34:45,405 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:34:45,405 INFO L87 Difference]: Start difference. First operand 325 states and 476 transitions. Second operand has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:45,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:45,443 INFO L93 Difference]: Finished difference Result 723 states and 1054 transitions. [2024-12-02 15:34:45,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:34:45,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 138 [2024-12-02 15:34:45,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:45,446 INFO L225 Difference]: With dead ends: 723 [2024-12-02 15:34:45,446 INFO L226 Difference]: Without dead ends: 401 [2024-12-02 15:34:45,447 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 [2024-12-02 15:34:45,447 INFO L435 NwaCegarLoop]: 314 mSDtfsCounter, 105 mSDsluCounter, 196 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:45,447 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 510 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:34:45,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2024-12-02 15:34:45,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 311. [2024-12-02 15:34:45,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 311 states, 284 states have (on average 1.4190140845070423) internal successors, (403), 285 states have internal predecessors, (403), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 15:34:45,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 451 transitions. [2024-12-02 15:34:45,470 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 451 transitions. Word has length 138 [2024-12-02 15:34:45,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:45,471 INFO L471 AbstractCegarLoop]: Abstraction has 311 states and 451 transitions. [2024-12-02 15:34:45,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:45,471 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 451 transitions. [2024-12-02 15:34:45,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 15:34:45,473 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:45,473 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:45,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 15:34:45,473 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:45,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:45,474 INFO L85 PathProgramCache]: Analyzing trace with hash -595839390, now seen corresponding path program 1 times [2024-12-02 15:34:45,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:45,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436270905] [2024-12-02 15:34:45,474 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:45,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:46,445 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:46,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:46,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436270905] [2024-12-02 15:34:46,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436270905] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:46,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:46,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 15:34:46,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115810328] [2024-12-02 15:34:46,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:46,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 15:34:46,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:46,446 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 15:34:46,446 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-12-02 15:34:46,446 INFO L87 Difference]: Start difference. First operand 311 states and 451 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:46,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:46,822 INFO L93 Difference]: Finished difference Result 886 states and 1286 transitions. [2024-12-02 15:34:46,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 15:34:46,823 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 139 [2024-12-02 15:34:46,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:46,826 INFO L225 Difference]: With dead ends: 886 [2024-12-02 15:34:46,826 INFO L226 Difference]: Without dead ends: 578 [2024-12-02 15:34:46,827 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-12-02 15:34:46,827 INFO L435 NwaCegarLoop]: 183 mSDtfsCounter, 426 mSDsluCounter, 622 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 426 SdHoareTripleChecker+Valid, 805 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:46,827 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [426 Valid, 805 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:34:46,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2024-12-02 15:34:46,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 430. [2024-12-02 15:34:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 403 states have (on average 1.4292803970223324) internal successors, (576), 404 states have internal predecessors, (576), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2024-12-02 15:34:46,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 624 transitions. [2024-12-02 15:34:46,854 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 624 transitions. Word has length 139 [2024-12-02 15:34:46,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:46,854 INFO L471 AbstractCegarLoop]: Abstraction has 430 states and 624 transitions. [2024-12-02 15:34:46,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:46,854 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 624 transitions. [2024-12-02 15:34:46,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 15:34:46,856 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:46,856 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:46,856 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 15:34:46,857 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:46,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:46,857 INFO L85 PathProgramCache]: Analyzing trace with hash 238813964, now seen corresponding path program 1 times [2024-12-02 15:34:46,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:46,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645165282] [2024-12-02 15:34:46,857 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:46,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:47,331 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:47,331 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:47,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645165282] [2024-12-02 15:34:47,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645165282] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:47,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:47,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 15:34:47,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008464966] [2024-12-02 15:34:47,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:47,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 15:34:47,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:47,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 15:34:47,332 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 15:34:47,332 INFO L87 Difference]: Start difference. First operand 430 states and 624 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 4 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2024-12-02 15:34:47,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:47,488 INFO L93 Difference]: Finished difference Result 1031 states and 1495 transitions. [2024-12-02 15:34:47,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:34:47,489 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), 4 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 139 [2024-12-02 15:34:47,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:47,492 INFO L225 Difference]: With dead ends: 1031 [2024-12-02 15:34:47,492 INFO L226 Difference]: Without dead ends: 604 [2024-12-02 15:34:47,493 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-12-02 15:34:47,493 INFO L435 NwaCegarLoop]: 264 mSDtfsCounter, 444 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 444 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:47,494 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [444 Valid, 711 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:34:47,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 604 states. [2024-12-02 15:34:47,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 604 to 596. [2024-12-02 15:34:47,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 551 states have (on average 1.4174228675136116) internal successors, (781), 552 states have internal predecessors, (781), 40 states have call successors, (40), 4 states have call predecessors, (40), 4 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 15:34:47,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 861 transitions. [2024-12-02 15:34:47,532 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 861 transitions. Word has length 139 [2024-12-02 15:34:47,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:47,533 INFO L471 AbstractCegarLoop]: Abstraction has 596 states and 861 transitions. [2024-12-02 15:34:47,533 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), 4 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2024-12-02 15:34:47,533 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 861 transitions. [2024-12-02 15:34:47,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 15:34:47,535 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:47,535 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:47,535 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 15:34:47,535 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:47,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:47,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1777113810, now seen corresponding path program 1 times [2024-12-02 15:34:47,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:47,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103194651] [2024-12-02 15:34:47,536 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:47,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:48,871 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:48,871 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:48,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103194651] [2024-12-02 15:34:48,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103194651] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:48,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:48,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 15:34:48,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972325837] [2024-12-02 15:34:48,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:48,872 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 15:34:48,872 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:48,872 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 15:34:48,872 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 15:34:48,872 INFO L87 Difference]: Start difference. First operand 596 states and 861 transitions. Second operand has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:49,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:49,651 INFO L93 Difference]: Finished difference Result 1606 states and 2318 transitions. [2024-12-02 15:34:49,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 15:34:49,651 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 139 [2024-12-02 15:34:49,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:49,654 INFO L225 Difference]: With dead ends: 1606 [2024-12-02 15:34:49,654 INFO L226 Difference]: Without dead ends: 1013 [2024-12-02 15:34:49,655 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2024-12-02 15:34:49,656 INFO L435 NwaCegarLoop]: 327 mSDtfsCounter, 317 mSDsluCounter, 2205 mSDsCounter, 0 mSdLazyCounter, 505 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 2532 SdHoareTripleChecker+Invalid, 521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:49,656 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 2532 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 505 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 15:34:49,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1013 states. [2024-12-02 15:34:49,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1013 to 768. [2024-12-02 15:34:49,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 768 states, 723 states have (on average 1.4232365145228216) internal successors, (1029), 724 states have internal predecessors, (1029), 40 states have call successors, (40), 4 states have call predecessors, (40), 4 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 15:34:49,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 768 states and 1109 transitions. [2024-12-02 15:34:49,688 INFO L78 Accepts]: Start accepts. Automaton has 768 states and 1109 transitions. Word has length 139 [2024-12-02 15:34:49,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:49,689 INFO L471 AbstractCegarLoop]: Abstraction has 768 states and 1109 transitions. [2024-12-02 15:34:49,689 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:49,689 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1109 transitions. [2024-12-02 15:34:49,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 15:34:49,690 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:49,691 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:49,691 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 15:34:49,691 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:49,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:49,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1816788908, now seen corresponding path program 1 times [2024-12-02 15:34:49,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:49,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690428971] [2024-12-02 15:34:49,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:49,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:50,139 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:50,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:50,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690428971] [2024-12-02 15:34:50,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690428971] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:50,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:50,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 15:34:50,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515190489] [2024-12-02 15:34:50,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:50,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 15:34:50,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:50,141 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 15:34:50,141 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-12-02 15:34:50,141 INFO L87 Difference]: Start difference. First operand 768 states and 1109 transitions. Second operand has 9 states, 8 states have (on average 7.75) internal successors, (62), 9 states have internal predecessors, (62), 3 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 15:34:50,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:50,517 INFO L93 Difference]: Finished difference Result 1691 states and 2439 transitions. [2024-12-02 15:34:50,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 15:34:50,517 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 7.75) internal successors, (62), 9 states have internal predecessors, (62), 3 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) Word has length 139 [2024-12-02 15:34:50,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:50,520 INFO L225 Difference]: With dead ends: 1691 [2024-12-02 15:34:50,520 INFO L226 Difference]: Without dead ends: 926 [2024-12-02 15:34:50,521 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-12-02 15:34:50,522 INFO L435 NwaCegarLoop]: 277 mSDtfsCounter, 465 mSDsluCounter, 1050 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 466 SdHoareTripleChecker+Valid, 1327 SdHoareTripleChecker+Invalid, 317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:50,522 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [466 Valid, 1327 Invalid, 317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 15:34:50,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 926 states. [2024-12-02 15:34:50,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 926 to 764. [2024-12-02 15:34:50,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 764 states, 719 states have (on average 1.4200278164116829) internal successors, (1021), 720 states have internal predecessors, (1021), 40 states have call successors, (40), 4 states have call predecessors, (40), 4 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 15:34:50,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 764 states and 1101 transitions. [2024-12-02 15:34:50,565 INFO L78 Accepts]: Start accepts. Automaton has 764 states and 1101 transitions. Word has length 139 [2024-12-02 15:34:50,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:50,565 INFO L471 AbstractCegarLoop]: Abstraction has 764 states and 1101 transitions. [2024-12-02 15:34:50,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 7.75) internal successors, (62), 9 states have internal predecessors, (62), 3 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 15:34:50,566 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1101 transitions. [2024-12-02 15:34:50,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 15:34:50,568 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:50,568 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:50,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 15:34:50,568 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:50,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:50,568 INFO L85 PathProgramCache]: Analyzing trace with hash 959465360, now seen corresponding path program 1 times [2024-12-02 15:34:50,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:50,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672675544] [2024-12-02 15:34:50,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:50,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:50,978 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:50,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:50,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672675544] [2024-12-02 15:34:50,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672675544] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:50,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:50,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 15:34:50,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402789703] [2024-12-02 15:34:50,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:50,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 15:34:50,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:50,979 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 15:34:50,979 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-12-02 15:34:50,979 INFO L87 Difference]: Start difference. First operand 764 states and 1101 transitions. Second operand has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:51,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:51,278 INFO L93 Difference]: Finished difference Result 1679 states and 2416 transitions. [2024-12-02 15:34:51,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 15:34:51,278 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 139 [2024-12-02 15:34:51,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:51,281 INFO L225 Difference]: With dead ends: 1679 [2024-12-02 15:34:51,281 INFO L226 Difference]: Without dead ends: 918 [2024-12-02 15:34:51,282 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-12-02 15:34:51,283 INFO L435 NwaCegarLoop]: 332 mSDtfsCounter, 311 mSDsluCounter, 905 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 1237 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:51,283 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 1237 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:34:51,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 918 states. [2024-12-02 15:34:51,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 918 to 689. [2024-12-02 15:34:51,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 689 states, 652 states have (on average 1.4141104294478528) internal successors, (922), 652 states have internal predecessors, (922), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 15:34:51,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 986 transitions. [2024-12-02 15:34:51,311 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 986 transitions. Word has length 139 [2024-12-02 15:34:51,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:51,311 INFO L471 AbstractCegarLoop]: Abstraction has 689 states and 986 transitions. [2024-12-02 15:34:51,311 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.75) internal successors, (62), 8 states have internal predecessors, (62), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:51,312 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 986 transitions. [2024-12-02 15:34:51,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 15:34:51,313 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:51,313 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:51,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 15:34:51,313 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:51,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:51,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1660529938, now seen corresponding path program 1 times [2024-12-02 15:34:51,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:51,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643910557] [2024-12-02 15:34:51,314 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:51,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:52,191 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:52,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:52,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643910557] [2024-12-02 15:34:52,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643910557] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:52,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:52,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 15:34:52,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975575301] [2024-12-02 15:34:52,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:52,192 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 15:34:52,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:52,193 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 15:34:52,193 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-12-02 15:34:52,193 INFO L87 Difference]: Start difference. First operand 689 states and 986 transitions. Second operand has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:52,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:52,904 INFO L93 Difference]: Finished difference Result 1529 states and 2189 transitions. [2024-12-02 15:34:52,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 15:34:52,904 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 139 [2024-12-02 15:34:52,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:52,907 INFO L225 Difference]: With dead ends: 1529 [2024-12-02 15:34:52,908 INFO L226 Difference]: Without dead ends: 843 [2024-12-02 15:34:52,909 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2024-12-02 15:34:52,909 INFO L435 NwaCegarLoop]: 333 mSDtfsCounter, 429 mSDsluCounter, 2237 mSDsCounter, 0 mSdLazyCounter, 532 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 429 SdHoareTripleChecker+Valid, 2570 SdHoareTripleChecker+Invalid, 564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:52,909 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [429 Valid, 2570 Invalid, 564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 532 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 15:34:52,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 843 states. [2024-12-02 15:34:52,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 843 to 675. [2024-12-02 15:34:52,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 675 states, 638 states have (on average 1.4169278996865204) internal successors, (904), 638 states have internal predecessors, (904), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 15:34:52,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 968 transitions. [2024-12-02 15:34:52,952 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 968 transitions. Word has length 139 [2024-12-02 15:34:52,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:52,952 INFO L471 AbstractCegarLoop]: Abstraction has 675 states and 968 transitions. [2024-12-02 15:34:52,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 2 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:34:52,952 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 968 transitions. [2024-12-02 15:34:52,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-02 15:34:52,954 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:52,954 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:52,954 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 15:34:52,954 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:52,955 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:52,955 INFO L85 PathProgramCache]: Analyzing trace with hash 994338110, now seen corresponding path program 1 times [2024-12-02 15:34:52,955 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:52,955 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421436106] [2024-12-02 15:34:52,955 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:52,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:53,807 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:53,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:53,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421436106] [2024-12-02 15:34:53,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421436106] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:53,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:53,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 15:34:53,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74908614] [2024-12-02 15:34:53,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:53,808 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 15:34:53,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:53,808 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 15:34:53,808 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-12-02 15:34:53,809 INFO L87 Difference]: Start difference. First operand 675 states and 968 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, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:54,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:54,235 INFO L93 Difference]: Finished difference Result 1387 states and 1990 transitions. [2024-12-02 15:34:54,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 15:34:54,236 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, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 140 [2024-12-02 15:34:54,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:54,239 INFO L225 Difference]: With dead ends: 1387 [2024-12-02 15:34:54,239 INFO L226 Difference]: Without dead ends: 933 [2024-12-02 15:34:54,240 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=401, Unknown=0, NotChecked=0, Total=506 [2024-12-02 15:34:54,241 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 541 mSDsluCounter, 1169 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 541 SdHoareTripleChecker+Valid, 1365 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:54,241 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [541 Valid, 1365 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:34:54,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2024-12-02 15:34:54,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 736. [2024-12-02 15:34:54,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 736 states, 699 states have (on average 1.4206008583690988) internal successors, (993), 699 states have internal predecessors, (993), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 15:34:54,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 736 states and 1057 transitions. [2024-12-02 15:34:54,287 INFO L78 Accepts]: Start accepts. Automaton has 736 states and 1057 transitions. Word has length 140 [2024-12-02 15:34:54,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:54,287 INFO L471 AbstractCegarLoop]: Abstraction has 736 states and 1057 transitions. [2024-12-02 15:34:54,287 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, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:34:54,287 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1057 transitions. [2024-12-02 15:34:54,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-02 15:34:54,289 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:54,289 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:54,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 15:34:54,290 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:54,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:54,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1828991464, now seen corresponding path program 1 times [2024-12-02 15:34:54,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:54,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041774338] [2024-12-02 15:34:54,290 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:54,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:54,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:54,901 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:34:54,901 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:54,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041774338] [2024-12-02 15:34:54,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041774338] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:34:54,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:34:54,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 15:34:54,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506752931] [2024-12-02 15:34:54,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:34:54,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 15:34:54,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:54,902 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 15:34:54,902 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-12-02 15:34:54,902 INFO L87 Difference]: Start difference. First operand 736 states and 1057 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 3 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 15:34:55,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:34:55,232 INFO L93 Difference]: Finished difference Result 1325 states and 1906 transitions. [2024-12-02 15:34:55,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 15:34:55,232 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), 3 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 140 [2024-12-02 15:34:55,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:34:55,235 INFO L225 Difference]: With dead ends: 1325 [2024-12-02 15:34:55,235 INFO L226 Difference]: Without dead ends: 810 [2024-12-02 15:34:55,236 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-12-02 15:34:55,236 INFO L435 NwaCegarLoop]: 248 mSDtfsCounter, 848 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 305 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 848 SdHoareTripleChecker+Valid, 1095 SdHoareTripleChecker+Invalid, 356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:34:55,237 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [848 Valid, 1095 Invalid, 356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 305 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:34:55,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 810 states. [2024-12-02 15:34:55,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 810 to 736. [2024-12-02 15:34:55,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 736 states, 699 states have (on average 1.4177396280400572) internal successors, (991), 699 states have internal predecessors, (991), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 15:34:55,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 736 states and 1055 transitions. [2024-12-02 15:34:55,280 INFO L78 Accepts]: Start accepts. Automaton has 736 states and 1055 transitions. Word has length 140 [2024-12-02 15:34:55,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:34:55,280 INFO L471 AbstractCegarLoop]: Abstraction has 736 states and 1055 transitions. [2024-12-02 15:34:55,280 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), 3 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 15:34:55,281 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1055 transitions. [2024-12-02 15:34:55,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 15:34:55,282 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:34:55,282 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:34:55,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 15:34:55,282 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:34:55,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:34:55,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1250366637, now seen corresponding path program 1 times [2024-12-02 15:34:55,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:34:55,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601614673] [2024-12-02 15:34:55,283 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:55,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:34:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:56,360 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-02 15:34:56,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:34:56,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601614673] [2024-12-02 15:34:56,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601614673] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:34:56,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [438761402] [2024-12-02 15:34:56,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:34:56,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:34:56,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:34:56,362 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 15:34:56,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 15:34:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:34:56,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-02 15:34:56,621 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:34:56,755 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 [2024-12-02 15:34:57,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-12-02 15:34:58,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 54 [2024-12-02 15:34:58,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:34:58,261 INFO L349 Elim1Store]: treesize reduction 34, result has 12.8 percent of original size [2024-12-02 15:34:58,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 66 [2024-12-02 15:34:58,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:34:58,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:34:58,297 INFO L349 Elim1Store]: treesize reduction 12, result has 62.5 percent of original size [2024-12-02 15:34:58,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 35 treesize of output 54 [2024-12-02 15:34:58,517 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 112 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-12-02 15:34:58,517 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:34:58,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [438761402] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:34:58,983 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:34:58,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 21 [2024-12-02 15:34:58,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565937626] [2024-12-02 15:34:58,983 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:34:58,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-12-02 15:34:58,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:34:58,984 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-12-02 15:34:58,984 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=593, Unknown=0, NotChecked=0, Total=702 [2024-12-02 15:34:58,984 INFO L87 Difference]: Start difference. First operand 736 states and 1055 transitions. Second operand has 21 states, 19 states have (on average 6.526315789473684) internal successors, (124), 19 states have internal predecessors, (124), 7 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 7 states have call predecessors, (32), 7 states have call successors, (32) [2024-12-02 15:35:00,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:35:00,433 INFO L93 Difference]: Finished difference Result 1822 states and 2592 transitions. [2024-12-02 15:35:00,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-02 15:35:00,434 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 6.526315789473684) internal successors, (124), 19 states have internal predecessors, (124), 7 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 7 states have call predecessors, (32), 7 states have call successors, (32) Word has length 142 [2024-12-02 15:35:00,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:35:00,437 INFO L225 Difference]: With dead ends: 1822 [2024-12-02 15:35:00,437 INFO L226 Difference]: Without dead ends: 1089 [2024-12-02 15:35:00,438 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 259 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 509 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=455, Invalid=1995, Unknown=0, NotChecked=0, Total=2450 [2024-12-02 15:35:00,439 INFO L435 NwaCegarLoop]: 264 mSDtfsCounter, 1376 mSDsluCounter, 2528 mSDsCounter, 0 mSdLazyCounter, 871 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1377 SdHoareTripleChecker+Valid, 2792 SdHoareTripleChecker+Invalid, 1069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 871 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 15:35:00,439 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1377 Valid, 2792 Invalid, 1069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 871 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 15:35:00,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1089 states. [2024-12-02 15:35:00,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1089 to 891. [2024-12-02 15:35:00,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 891 states, 833 states have (on average 1.397358943577431) internal successors, (1164), 833 states have internal predecessors, (1164), 48 states have call successors, (48), 9 states have call predecessors, (48), 9 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 15:35:00,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 891 states and 1260 transitions. [2024-12-02 15:35:00,484 INFO L78 Accepts]: Start accepts. Automaton has 891 states and 1260 transitions. Word has length 142 [2024-12-02 15:35:00,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:35:00,484 INFO L471 AbstractCegarLoop]: Abstraction has 891 states and 1260 transitions. [2024-12-02 15:35:00,484 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 6.526315789473684) internal successors, (124), 19 states have internal predecessors, (124), 7 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 7 states have call predecessors, (32), 7 states have call successors, (32) [2024-12-02 15:35:00,484 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1260 transitions. [2024-12-02 15:35:00,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 15:35:00,485 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:35:00,486 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:35:00,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 15:35:00,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 15:35:00,686 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:35:00,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:35:00,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1777556604, now seen corresponding path program 1 times [2024-12-02 15:35:00,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:35:00,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068917138] [2024-12-02 15:35:00,687 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:35:00,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:35:00,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:35:00,816 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:35:00,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:35:00,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068917138] [2024-12-02 15:35:00,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068917138] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:35:00,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:35:00,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:35:00,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922701028] [2024-12-02 15:35:00,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:35:00,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:35:00,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:35:00,817 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:35:00,817 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:35:00,818 INFO L87 Difference]: Start difference. First operand 891 states and 1260 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:35:00,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:35:00,939 INFO L93 Difference]: Finished difference Result 1512 states and 2147 transitions. [2024-12-02 15:35:00,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:35:00,940 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 142 [2024-12-02 15:35:00,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:35:00,943 INFO L225 Difference]: With dead ends: 1512 [2024-12-02 15:35:00,943 INFO L226 Difference]: Without dead ends: 1050 [2024-12-02 15:35:00,944 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:35:00,944 INFO L435 NwaCegarLoop]: 296 mSDtfsCounter, 105 mSDsluCounter, 766 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 1062 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:35:00,944 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 1062 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:35:00,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1050 states. [2024-12-02 15:35:01,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1050 to 893. [2024-12-02 15:35:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 893 states, 835 states have (on average 1.3964071856287426) internal successors, (1166), 835 states have internal predecessors, (1166), 48 states have call successors, (48), 9 states have call predecessors, (48), 9 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 15:35:01,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 893 states and 1262 transitions. [2024-12-02 15:35:01,017 INFO L78 Accepts]: Start accepts. Automaton has 893 states and 1262 transitions. Word has length 142 [2024-12-02 15:35:01,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:35:01,017 INFO L471 AbstractCegarLoop]: Abstraction has 893 states and 1262 transitions. [2024-12-02 15:35:01,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:35:01,017 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1262 transitions. [2024-12-02 15:35:01,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 15:35:01,018 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:35:01,018 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:35:01,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-12-02 15:35:01,018 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:35:01,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:35:01,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1911570110, now seen corresponding path program 1 times [2024-12-02 15:35:01,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:35:01,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882379810] [2024-12-02 15:35:01,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:35:01,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:35:01,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:35:01,717 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:35:01,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 15:35:01,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882379810] [2024-12-02 15:35:01,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882379810] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:35:01,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:35:01,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 15:35:01,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121911399] [2024-12-02 15:35:01,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:35:01,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 15:35:01,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 15:35:01,719 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 15:35:01,719 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2024-12-02 15:35:01,719 INFO L87 Difference]: Start difference. First operand 893 states and 1262 transitions. Second operand has 12 states, 11 states have (on average 5.909090909090909) internal successors, (65), 12 states have internal predecessors, (65), 4 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 3 states have call predecessors, (16), 4 states have call successors, (16) [2024-12-02 15:35:02,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:35:02,123 INFO L93 Difference]: Finished difference Result 1606 states and 2275 transitions. [2024-12-02 15:35:02,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 15:35:02,123 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 5.909090909090909) internal successors, (65), 12 states have internal predecessors, (65), 4 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 3 states have call predecessors, (16), 4 states have call successors, (16) Word has length 142 [2024-12-02 15:35:02,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:35:02,126 INFO L225 Difference]: With dead ends: 1606 [2024-12-02 15:35:02,126 INFO L226 Difference]: Without dead ends: 1142 [2024-12-02 15:35:02,126 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2024-12-02 15:35:02,127 INFO L435 NwaCegarLoop]: 264 mSDtfsCounter, 631 mSDsluCounter, 1036 mSDsCounter, 0 mSdLazyCounter, 327 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 1300 SdHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 15:35:02,127 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [632 Valid, 1300 Invalid, 382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 327 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 15:35:02,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1142 states. [2024-12-02 15:35:02,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1142 to 1013. [2024-12-02 15:35:02,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1013 states, 955 states have (on average 1.3989528795811519) internal successors, (1336), 955 states have internal predecessors, (1336), 48 states have call successors, (48), 9 states have call predecessors, (48), 9 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 15:35:02,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 1013 states and 1432 transitions. [2024-12-02 15:35:02,201 INFO L78 Accepts]: Start accepts. Automaton has 1013 states and 1432 transitions. Word has length 142 [2024-12-02 15:35:02,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:35:02,202 INFO L471 AbstractCegarLoop]: Abstraction has 1013 states and 1432 transitions. [2024-12-02 15:35:02,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 5.909090909090909) internal successors, (65), 12 states have internal predecessors, (65), 4 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 3 states have call predecessors, (16), 4 states have call successors, (16) [2024-12-02 15:35:02,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1432 transitions. [2024-12-02 15:35:02,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 15:35:02,203 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:35:02,203 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:35:02,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-12-02 15:35:02,203 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:35:02,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:35:02,203 INFO L85 PathProgramCache]: Analyzing trace with hash 487540716, now seen corresponding path program 1 times [2024-12-02 15:35:02,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 15:35:02,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176520845] [2024-12-02 15:35:02,204 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:35:02,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 15:35:02,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 15:35:02,253 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 15:35:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 15:35:02,364 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 15:35:02,364 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 15:35:02,365 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 15:35:02,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-12-02 15:35:02,369 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] [2024-12-02 15:35:02,515 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 15:35:02,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 03:35:02 BoogieIcfgContainer [2024-12-02 15:35:02,518 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 15:35:02,519 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 15:35:02,519 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 15:35:02,519 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 15:35:02,520 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:34:39" (3/4) ... [2024-12-02 15:35:02,522 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 15:35:02,523 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 15:35:02,524 INFO L158 Benchmark]: Toolchain (without parser) took 24302.89ms. Allocated memory was 142.6MB in the beginning and 629.1MB in the end (delta: 486.5MB). Free memory was 117.5MB in the beginning and 572.7MB in the end (delta: -455.1MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2024-12-02 15:35:02,524 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 15:35:02,524 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.32ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 101.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 15:35:02,524 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.11ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 98.2MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 15:35:02,525 INFO L158 Benchmark]: Boogie Preprocessor took 61.82ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 93.7MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 15:35:02,525 INFO L158 Benchmark]: RCFGBuilder took 678.60ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 54.2MB in the end (delta: 39.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-02 15:35:02,525 INFO L158 Benchmark]: TraceAbstraction took 23219.44ms. Allocated memory was 142.6MB in the beginning and 629.1MB in the end (delta: 486.5MB). Free memory was 113.4MB in the beginning and 572.7MB in the end (delta: -459.4MB). Peak memory consumption was 325.0MB. Max. memory is 16.1GB. [2024-12-02 15:35:02,526 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 629.1MB. Free memory was 572.7MB in the beginning and 572.7MB in the end (delta: 55.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 15:35:02,527 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.32ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 101.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.11ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 98.2MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.82ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 93.7MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 678.60ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 54.2MB in the end (delta: 39.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 23219.44ms. Allocated memory was 142.6MB in the beginning and 629.1MB in the end (delta: 486.5MB). Free memory was 113.4MB in the beginning and 572.7MB in the end (delta: -459.4MB). Peak memory consumption was 325.0MB. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 629.1MB. Free memory was 572.7MB in the beginning and 572.7MB in the end (delta: 55.0kB). 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 someUnaryDOUBLEoperation at line 30, overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 89, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 87, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 89, overapproximation of someBinaryDOUBLEComparisonOperation at line 107. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {0, 0} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {0, 0} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {0, 0} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {0, 0} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 0}, {0, 0} }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0][0]); [L26] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer = &(BOOL_unsigned_char_Array_0[1][0]); [L27] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer = &(BOOL_unsigned_char_Array_0[0][1]); [L28] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer = &(BOOL_unsigned_char_Array_0[1][1]); [L29-L31] double double_Array_0[5] = { 127.5, 15.75, 8.5, -0.5, 5.25 }; [L29-L31] double double_Array_0[5] = { 127.5, 15.75, 8.5, -0.5, 5.25 }; [L29-L31] double double_Array_0[5] = { 127.5, 15.75, 8.5, -0.5, 5.25 }; [L29-L31] double double_Array_0[5] = { 127.5, 15.75, 8.5, -0.5, 5.25 }; [L29-L31] double double_Array_0[5] = { 127.5, 15.75, 8.5, -0.5, 5.25 }; [L29-L31] double double_Array_0[5] = { 127.5, 15.75, 8.5, -0.5, 5.25 }; [L32] double* double_Array_0_arraydouble_Array_0arrayVar0_Pointer = &(double_Array_0[0]); [L33] double* double_Array_0_arraydouble_Array_0arrayVar1_Pointer = &(double_Array_0[1]); [L34] double* double_Array_0_arraydouble_Array_0arrayVar2_Pointer = &(double_Array_0[2]); [L35] double* double_Array_0_arraydouble_Array_0arrayVar3_Pointer = &(double_Array_0[3]); [L36] double* double_Array_0_arraydouble_Array_0arrayVar4_Pointer = &(double_Array_0[4]); [L37-L39] signed long int signed_long_int_Array_0[5] = { -5, -100, 500, -5, -64 }; [L37-L39] signed long int signed_long_int_Array_0[5] = { -5, -100, 500, -5, -64 }; [L37-L39] signed long int signed_long_int_Array_0[5] = { -5, -100, 500, -5, -64 }; [L37-L39] signed long int signed_long_int_Array_0[5] = { -5, -100, 500, -5, -64 }; [L37-L39] signed long int signed_long_int_Array_0[5] = { -5, -100, 500, -5, -64 }; [L37-L39] signed long int signed_long_int_Array_0[5] = { -5, -100, 500, -5, -64 }; [L40] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer = &(signed_long_int_Array_0[0]); [L41] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer = &(signed_long_int_Array_0[1]); [L42] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer = &(signed_long_int_Array_0[2]); [L43] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer = &(signed_long_int_Array_0[3]); [L44] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer = &(signed_long_int_Array_0[4]); [L45] unsigned char last_1_BOOL_unsigned_char_Array_0_0__0_ = 1; VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=0, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L111] isInitial = 1 [L112] FCALL initially() [L114] CALL updateLastVariables() [L104] EXPR BOOL_unsigned_char_Array_0[0][0] [L104] last_1_BOOL_unsigned_char_Array_0_0__0_ = BOOL_unsigned_char_Array_0[0][0] [L114] RET updateLastVariables() [L115] CALL updateVariables() [L76] BOOL_unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L77] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L77] CALL assume_abort_if_not(BOOL_unsigned_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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L77] RET assume_abort_if_not(BOOL_unsigned_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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L78] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L78] CALL assume_abort_if_not(BOOL_unsigned_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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L78] RET assume_abort_if_not(BOOL_unsigned_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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L79] BOOL_unsigned_char_Array_0[0][1] = __VERIFIER_nondet_uchar() [L80] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L80] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L80] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L81] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L81] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L81] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L82] double_Array_0[1] = __VERIFIER_nondet_double() [L83] EXPR double_Array_0[1] [L83] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L83] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F [L83] EXPR double_Array_0[1] [L83] EXPR double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L83] EXPR (double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L83] EXPR (double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L83] CALL assume_abort_if_not((double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L83] RET assume_abort_if_not((double_Array_0[1] >= -461168.6018427382800e+13F && double_Array_0[1] <= -1.0e-20F) || (double_Array_0[1] <= 4611686.018427382800e+12F && double_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L84] double_Array_0[2] = __VERIFIER_nondet_double() [L85] EXPR double_Array_0[2] [L85] EXPR double_Array_0[2] >= -922337.2036854765600e+13F && double_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L85] EXPR double_Array_0[2] >= -922337.2036854765600e+13F && double_Array_0[2] <= -1.0e-20F [L85] EXPR double_Array_0[2] [L85] EXPR double_Array_0[2] >= -922337.2036854765600e+13F && double_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L85] EXPR (double_Array_0[2] >= -922337.2036854765600e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L85] EXPR (double_Array_0[2] >= -922337.2036854765600e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L85] CALL assume_abort_if_not((double_Array_0[2] >= -922337.2036854765600e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L85] RET assume_abort_if_not((double_Array_0[2] >= -922337.2036854765600e+13F && double_Array_0[2] <= -1.0e-20F) || (double_Array_0[2] <= 9223372.036854765600e+12F && double_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L86] double_Array_0[3] = __VERIFIER_nondet_double() [L87] EXPR double_Array_0[3] [L87] EXPR double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L87] EXPR double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F [L87] EXPR double_Array_0[3] [L87] EXPR double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L87] EXPR (double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L87] EXPR (double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L87] CALL assume_abort_if_not((double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L87] RET assume_abort_if_not((double_Array_0[3] >= -461168.6018427382800e+13F && double_Array_0[3] <= -1.0e-20F) || (double_Array_0[3] <= 4611686.018427382800e+12F && double_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L88] double_Array_0[4] = __VERIFIER_nondet_double() [L89] EXPR double_Array_0[4] [L89] EXPR double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L89] EXPR double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F [L89] EXPR double_Array_0[4] [L89] EXPR double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L89] EXPR (double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L89] EXPR (double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L89] CALL assume_abort_if_not((double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L89] RET assume_abort_if_not((double_Array_0[4] >= -461168.6018427382800e+13F && double_Array_0[4] <= -1.0e-20F) || (double_Array_0[4] <= 4611686.018427382800e+12F && double_Array_0[4] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L90] signed_long_int_Array_0[0] = __VERIFIER_nondet_long() [L91] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L91] CALL assume_abort_if_not(signed_long_int_Array_0[0] >= -536870912) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L91] RET assume_abort_if_not(signed_long_int_Array_0[0] >= -536870912) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L92] EXPR signed_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L92] CALL assume_abort_if_not(signed_long_int_Array_0[0] <= 536870912) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L92] RET assume_abort_if_not(signed_long_int_Array_0[0] <= 536870912) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L93] signed_long_int_Array_0[1] = __VERIFIER_nondet_long() [L94] EXPR signed_long_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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L94] CALL assume_abort_if_not(signed_long_int_Array_0[1] >= -536870911) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L94] RET assume_abort_if_not(signed_long_int_Array_0[1] >= -536870911) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L95] EXPR signed_long_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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L95] CALL assume_abort_if_not(signed_long_int_Array_0[1] <= 536870911) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L95] RET assume_abort_if_not(signed_long_int_Array_0[1] <= 536870911) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L96] signed_long_int_Array_0[2] = __VERIFIER_nondet_long() [L97] EXPR signed_long_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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L97] CALL assume_abort_if_not(signed_long_int_Array_0[2] >= -1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L97] RET assume_abort_if_not(signed_long_int_Array_0[2] >= -1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L98] EXPR signed_long_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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L98] CALL assume_abort_if_not(signed_long_int_Array_0[2] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L98] RET assume_abort_if_not(signed_long_int_Array_0[2] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L99] signed_long_int_Array_0[3] = __VERIFIER_nondet_long() [L100] EXPR signed_long_int_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L100] CALL assume_abort_if_not(signed_long_int_Array_0[3] >= -1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L100] RET assume_abort_if_not(signed_long_int_Array_0[3] >= -1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L101] EXPR signed_long_int_Array_0[3] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L101] CALL assume_abort_if_not(signed_long_int_Array_0[3] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L101] RET assume_abort_if_not(signed_long_int_Array_0[3] <= 1073741823) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L115] RET updateVariables() [L116] CALL step() [L49] unsigned char stepLocal_0 = last_1_BOOL_unsigned_char_Array_0_0__0_; VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}, stepLocal_0=1] [L50] COND FALSE !(! last_1_BOOL_unsigned_char_Array_0_0__0_) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L55] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer) [L55] signed long int stepLocal_2 = (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)); [L56] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer) [L56] signed long int stepLocal_1 = (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)); [L57] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L57] COND FALSE !((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) <= stepLocal_2) [L64] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L64] COND FALSE !(! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) [L67] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L67] EXPR (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) [L67] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L67] EXPR (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}, stepLocal_0=1, stepLocal_1=-1] [L67] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer) [L67] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer) [L67] (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) = (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))) [L69] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L69] COND FALSE !((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))) [L72] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar4_Pointer) [L72] (*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) = (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)) [L116] RET step() [L117] CALL, EXPR property() [L107] EXPR (! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : 1) : 1 [L107] EXPR (! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : 1) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR ((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : 1) : 1) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR ((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : 1) : 1) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)))))) [L107] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))))) [L107] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer) [L107] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) [L107] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L107] EXPR (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer) [L107] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer) [L107] EXPR (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR ((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : 1) : 1) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR (((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : 1) : 1) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))))))) && (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) <= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))) ? (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) >= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) || (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR (((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : 1) : 1) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))))))) && (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) <= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))) ? (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) >= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) || (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))))) : 1) [L107] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer) [L107] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) <= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))) ? (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) >= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) || (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))))) : 1 [L107] EXPR ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) <= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))) ? (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) >= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) || (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR (((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : 1) : 1) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))))))) && (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) <= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))) ? (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) >= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) || (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR ((((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : 1) : 1) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))))))) && (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) <= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))) ? (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) >= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) || (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))))) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) ((((((((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) + (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) < ((((((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) < 0 ) ? -((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))))))) ? (((((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) + (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) : ((((((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) < 0 ) ? -((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))))))))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR ((((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : 1) : 1) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))))))) && (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) <= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))) ? (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) >= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) || (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))))) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) ((((((((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) + (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) < ((((((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) < 0 ) ? -((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))))))) ? (((((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) + (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) : ((((((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) < 0 ) ? -((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))))))))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer))))) [L107] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) ((((((((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) + (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) < ((((((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) < 0 ) ? -((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))))))) ? (((((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) + (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) : ((((((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) < 0 ) ? -((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))))))))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) [L107] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L107] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar4_Pointer) [L107] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) ((((((((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) + (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) < ((((((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) < 0 ) ? -((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))))))) ? (((((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) + (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) : ((((((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) < 0 ) ? -((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))))))))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107] EXPR ((((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : 1) : 1) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))))))) && (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) <= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))) ? (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) >= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) || (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))))) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) ((((((((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) + (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) < ((((((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) < 0 ) ? -((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))))))) ? (((((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) + (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) : ((((((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) < 0 ) ? -((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))))))))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L107-L108] return ((((! last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((last_1_BOOL_unsigned_char_Array_0_0__0_ && last_1_BOOL_unsigned_char_Array_0_0__0_) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : 1) : 1) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer)) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer))))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer)) == ((signed long int) (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) < 0 ) ? -((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))))))) && (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer)) <= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer))) ? (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) >= (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) || (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer))))))) : 1)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) ? ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) ((((((((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) + (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) < ((((((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) < 0 ) ? -((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))))))) ? (((((((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? ((*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))) + (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer)))) : ((((((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) < 0 ) ? -((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))))) : ((((3.5) < ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))) ? (3.5) : ((*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer)))))))))))) : ((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) == ((double) (*(double_Array_0_arraydouble_Array_0arrayVar4_Pointer))))) ; [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:3}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, double_Array_0_arraydouble_Array_0arrayVar4_Pointer={5:32}, isInitial=1, last_1_BOOL_unsigned_char_Array_0_0__0_=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var2_Pointer={6:8}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var3_Pointer={6:12}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var4_Pointer={6:16}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 149 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 23.0s, OverallIterations: 22, TraceHistogramMax: 16, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6740 SdHoareTripleChecker+Valid, 3.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6737 mSDsluCounter, 23881 SdHoareTripleChecker+Invalid, 3.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18533 mSDsCounter, 501 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4061 IncrementalHoareTripleChecker+Invalid, 4562 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 501 mSolverCounterUnsat, 5348 mSDtfsCounter, 4061 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1075 GetRequests, 866 SyntacticMatches, 1 SemanticMatches, 208 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 777 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1013occurred in iteration=21, InterpolantAutomatonStates: 150, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 21 MinimizatonAttempts, 1861 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 12.4s InterpolantComputationTime, 3718 NumberOfCodeBlocks, 3718 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 3549 ConstructedInterpolants, 1 QuantifiedInterpolants, 19394 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2470 ConjunctsInSsa, 46 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 12161/12480 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 15:35:02,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fcb29b73f844d13bf3bc554a9110fa8c576e0a59330f6a0a3a146aa2360692dc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 15:35:04,432 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 15:35:04,517 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 15:35:04,523 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 15:35:04,523 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 15:35:04,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 15:35:04,546 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 15:35:04,547 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 15:35:04,547 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 15:35:04,547 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 15:35:04,547 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 15:35:04,547 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 15:35:04,548 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 15:35:04,548 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 15:35:04,548 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 15:35:04,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 15:35:04,548 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 15:35:04,548 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 15:35:04,548 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 15:35:04,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 15:35:04,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 15:35:04,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 15:35:04,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 15:35:04,549 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 15:35:04,549 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 15:35:04,549 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 15:35:04,549 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 15:35:04,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 15:35:04,549 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 15:35:04,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 15:35:04,549 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 15:35:04,549 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:35:04,549 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:35:04,550 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:35:04,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:35:04,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 15:35:04,550 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 15:35:04,550 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 15:35:04,550 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 15:35:04,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:35:04,550 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 15:35:04,551 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 15:35:04,551 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 15:35:04,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 15:35:04,551 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 15:35:04,551 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 15:35:04,551 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 15:35:04,551 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 15:35:04,551 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 15:35:04,551 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 15:35:04,551 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_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcb29b73f844d13bf3bc554a9110fa8c576e0a59330f6a0a3a146aa2360692dc [2024-12-02 15:35:04,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 15:35:04,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 15:35:04,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 15:35:04,803 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 15:35:04,803 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 15:35:04,804 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-3.i [2024-12-02 15:35:07,454 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/data/db72ab13b/e531641256f347b1b304c0c01325381a/FLAGc032be9de [2024-12-02 15:35:07,644 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 15:35:07,645 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-3.i [2024-12-02 15:35:07,654 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/data/db72ab13b/e531641256f347b1b304c0c01325381a/FLAGc032be9de [2024-12-02 15:35:07,668 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/data/db72ab13b/e531641256f347b1b304c0c01325381a [2024-12-02 15:35:07,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 15:35:07,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 15:35:07,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 15:35:07,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 15:35:07,677 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 15:35:07,678 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:07,679 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18b6dd72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07, skipping insertion in model container [2024-12-02 15:35:07,679 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:07,696 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 15:35:07,823 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_871b5135-5217-4bd4-92e0-a5db86c186fe/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-3.i[916,929] [2024-12-02 15:35:07,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 15:35:07,898 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 15:35:07,909 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_871b5135-5217-4bd4-92e0-a5db86c186fe/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-3.i[916,929] [2024-12-02 15:35:07,945 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 15:35:07,965 INFO L204 MainTranslator]: Completed translation [2024-12-02 15:35:07,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07 WrapperNode [2024-12-02 15:35:07,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 15:35:07,967 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 15:35:07,967 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 15:35:07,967 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 15:35:07,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:07,988 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:08,021 INFO L138 Inliner]: procedures = 33, calls = 181, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 638 [2024-12-02 15:35:08,021 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 15:35:08,022 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 15:35:08,022 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 15:35:08,022 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 15:35:08,029 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:08,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:08,034 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:08,054 INFO L175 MemorySlicer]: Split 151 memory accesses to 4 slices as follows [2, 31, 75, 43]. 50 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 4, 5, 5]. The 17 writes are split as follows [0, 5, 6, 6]. [2024-12-02 15:35:08,054 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:08,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:08,074 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:08,076 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:08,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:08,085 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:08,087 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:08,093 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 15:35:08,094 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 15:35:08,094 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 15:35:08,094 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 15:35:08,095 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (1/1) ... [2024-12-02 15:35:08,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 15:35:08,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 15:35:08,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 15:35:08,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 15:35:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 15:35:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-12-02 15:35:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-12-02 15:35:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-12-02 15:35:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-12-02 15:35:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-12-02 15:35:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-12-02 15:35:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-12-02 15:35:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-12-02 15:35:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-12-02 15:35:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-12-02 15:35:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-12-02 15:35:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-12-02 15:35:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 15:35:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-12-02 15:35:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-12-02 15:35:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-12-02 15:35:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-12-02 15:35:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-12-02 15:35:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-12-02 15:35:08,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-12-02 15:35:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-12-02 15:35:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-12-02 15:35:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-12-02 15:35:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-12-02 15:35:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-12-02 15:35:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-12-02 15:35:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-12-02 15:35:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-12-02 15:35:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 15:35:08,153 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 15:35:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 15:35:08,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 15:35:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-12-02 15:35:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-12-02 15:35:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-12-02 15:35:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-12-02 15:35:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-12-02 15:35:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-12-02 15:35:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-12-02 15:35:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-12-02 15:35:08,305 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 15:35:08,307 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 15:35:10,034 INFO L? ?]: Removed 192 outVars from TransFormulas that were not future-live. [2024-12-02 15:35:10,035 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 15:35:10,045 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 15:35:10,045 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 15:35:10,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:35:10 BoogieIcfgContainer [2024-12-02 15:35:10,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 15:35:10,047 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 15:35:10,047 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 15:35:10,051 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 15:35:10,051 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 03:35:07" (1/3) ... [2024-12-02 15:35:10,051 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@179370ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:35:10, skipping insertion in model container [2024-12-02 15:35:10,051 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:35:07" (2/3) ... [2024-12-02 15:35:10,052 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@179370ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 03:35:10, skipping insertion in model container [2024-12-02 15:35:10,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:35:10" (3/3) ... [2024-12-02 15:35:10,053 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-3.i [2024-12-02 15:35:10,063 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 15:35:10,064 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-3.i that has 2 procedures, 149 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 15:35:10,107 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 15:35:10,117 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;@77101fdf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 15:35:10,117 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 15:35:10,121 INFO L276 IsEmpty]: Start isEmpty. Operand has 149 states, 130 states have (on average 1.4615384615384615) internal successors, (190), 131 states have internal predecessors, (190), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-12-02 15:35:10,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-02 15:35:10,130 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:35:10,131 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:35:10,131 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:35:10,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:35:10,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1274553811, now seen corresponding path program 1 times [2024-12-02 15:35:10,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:35:10,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [320666477] [2024-12-02 15:35:10,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:35:10,145 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:10,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:35:10,147 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:35:10,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-12-02 15:35:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:35:10,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 15:35:10,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:35:10,564 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2024-12-02 15:35:10,564 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:35:10,565 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:35:10,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [320666477] [2024-12-02 15:35:10,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [320666477] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:35:10,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:35:10,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 15:35:10,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261281002] [2024-12-02 15:35:10,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:35:10,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 15:35:10,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:35:10,589 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 15:35:10,589 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 15:35:10,592 INFO L87 Difference]: Start difference. First operand has 149 states, 130 states have (on average 1.4615384615384615) internal successors, (190), 131 states have internal predecessors, (190), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:35:10,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:35:10,620 INFO L93 Difference]: Finished difference Result 291 states and 454 transitions. [2024-12-02 15:35:10,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 15:35:10,622 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 133 [2024-12-02 15:35:10,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:35:10,628 INFO L225 Difference]: With dead ends: 291 [2024-12-02 15:35:10,628 INFO L226 Difference]: Without dead ends: 145 [2024-12-02 15:35:10,631 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 [2024-12-02 15:35:10,634 INFO L435 NwaCegarLoop]: 215 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, 215 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 15:35:10,635 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:35:10,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2024-12-02 15:35:10,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2024-12-02 15:35:10,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 127 states have (on average 1.4409448818897639) internal successors, (183), 127 states have internal predecessors, (183), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-12-02 15:35:10,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 215 transitions. [2024-12-02 15:35:10,673 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 215 transitions. Word has length 133 [2024-12-02 15:35:10,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:35:10,673 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 215 transitions. [2024-12-02 15:35:10,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:35:10,673 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 215 transitions. [2024-12-02 15:35:10,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-02 15:35:10,676 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:35:10,676 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:35:10,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-02 15:35:10,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:10,877 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:35:10,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:35:10,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1186476437, now seen corresponding path program 1 times [2024-12-02 15:35:10,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:35:10,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1395446150] [2024-12-02 15:35:10,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:35:10,878 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:10,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:35:10,880 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:35:10,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-12-02 15:35:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:35:11,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 15:35:11,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:35:11,290 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-12-02 15:35:11,290 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:35:11,290 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:35:11,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1395446150] [2024-12-02 15:35:11,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1395446150] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:35:11,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:35:11,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 15:35:11,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133044927] [2024-12-02 15:35:11,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:35:11,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 15:35:11,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:35:11,293 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 15:35:11,293 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:35:11,293 INFO L87 Difference]: Start difference. First operand 145 states and 215 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, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:35:11,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:35:11,394 INFO L93 Difference]: Finished difference Result 289 states and 430 transitions. [2024-12-02 15:35:11,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:35:11,395 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, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 133 [2024-12-02 15:35:11,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:35:11,397 INFO L225 Difference]: With dead ends: 289 [2024-12-02 15:35:11,397 INFO L226 Difference]: Without dead ends: 147 [2024-12-02 15:35:11,397 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:35:11,398 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 0 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 628 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 [2024-12-02 15:35:11,399 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 628 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:35:11,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2024-12-02 15:35:11,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2024-12-02 15:35:11,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 129 states have (on average 1.434108527131783) internal successors, (185), 129 states have internal predecessors, (185), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-12-02 15:35:11,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 217 transitions. [2024-12-02 15:35:11,409 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 217 transitions. Word has length 133 [2024-12-02 15:35:11,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:35:11,410 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 217 transitions. [2024-12-02 15:35:11,410 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, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:35:11,410 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 217 transitions. [2024-12-02 15:35:11,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-02 15:35:11,412 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:35:11,412 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:35:11,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 15:35:11,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:11,613 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:35:11,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:35:11,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1149916073, now seen corresponding path program 1 times [2024-12-02 15:35:11,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:35:11,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2576601] [2024-12-02 15:35:11,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:35:11,614 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:11,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:35:11,616 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:35:11,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-12-02 15:35:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:35:11,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 15:35:11,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:35:12,012 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:35:12,012 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:35:12,012 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:35:12,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2576601] [2024-12-02 15:35:12,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2576601] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:35:12,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:35:12,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 15:35:12,013 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653920337] [2024-12-02 15:35:12,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:35:12,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 15:35:12,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:35:12,014 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 15:35:12,014 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:35:12,015 INFO L87 Difference]: Start difference. First operand 147 states and 217 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:35:12,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:35:12,058 INFO L93 Difference]: Finished difference Result 293 states and 434 transitions. [2024-12-02 15:35:12,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:35:12,059 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 133 [2024-12-02 15:35:12,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:35:12,060 INFO L225 Difference]: With dead ends: 293 [2024-12-02 15:35:12,061 INFO L226 Difference]: Without dead ends: 149 [2024-12-02 15:35:12,061 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:35:12,062 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 0 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 628 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 [2024-12-02 15:35:12,063 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 628 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:35:12,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2024-12-02 15:35:12,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2024-12-02 15:35:12,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 131 states have (on average 1.4274809160305344) internal successors, (187), 131 states have internal predecessors, (187), 16 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-12-02 15:35:12,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 219 transitions. [2024-12-02 15:35:12,073 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 219 transitions. Word has length 133 [2024-12-02 15:35:12,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:35:12,074 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 219 transitions. [2024-12-02 15:35:12,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:35:12,074 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 219 transitions. [2024-12-02 15:35:12,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 15:35:12,076 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:35:12,076 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:35:12,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-12-02 15:35:12,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:12,279 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:35:12,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:35:12,280 INFO L85 PathProgramCache]: Analyzing trace with hash -634850903, now seen corresponding path program 1 times [2024-12-02 15:35:12,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:35:12,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [686571352] [2024-12-02 15:35:12,280 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:35:12,280 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:12,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:35:12,282 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:35:12,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-12-02 15:35:12,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:35:12,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 15:35:12,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:35:12,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-12-02 15:35:12,958 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:35:12,958 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:35:12,958 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:35:12,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [686571352] [2024-12-02 15:35:12,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [686571352] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:35:12,958 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:35:12,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:35:12,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613708720] [2024-12-02 15:35:12,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:35:12,959 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 15:35:12,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:35:12,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 15:35:12,960 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:35:12,960 INFO L87 Difference]: Start difference. First operand 149 states and 219 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:35:13,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:35:13,183 INFO L93 Difference]: Finished difference Result 503 states and 742 transitions. [2024-12-02 15:35:13,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:35:13,183 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 135 [2024-12-02 15:35:13,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:35:13,186 INFO L225 Difference]: With dead ends: 503 [2024-12-02 15:35:13,186 INFO L226 Difference]: Without dead ends: 357 [2024-12-02 15:35:13,186 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:35:13,187 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 386 mSDsluCounter, 392 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 588 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:35:13,188 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [386 Valid, 588 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:35:13,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2024-12-02 15:35:13,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 311. [2024-12-02 15:35:13,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 311 states, 276 states have (on average 1.431159420289855) internal successors, (395), 276 states have internal predecessors, (395), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 15:35:13,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 459 transitions. [2024-12-02 15:35:13,211 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 459 transitions. Word has length 135 [2024-12-02 15:35:13,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:35:13,212 INFO L471 AbstractCegarLoop]: Abstraction has 311 states and 459 transitions. [2024-12-02 15:35:13,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:35:13,212 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 459 transitions. [2024-12-02 15:35:13,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 15:35:13,214 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:35:13,214 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:35:13,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-12-02 15:35:13,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:13,415 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:35:13,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:35:13,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1812732430, now seen corresponding path program 1 times [2024-12-02 15:35:13,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:35:13,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [70977740] [2024-12-02 15:35:13,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:35:13,416 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:13,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:35:13,418 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:35:13,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-12-02 15:35:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:35:13,779 INFO L256 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-02 15:35:13,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:35:13,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:35:13,870 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 22 [2024-12-02 15:35:14,146 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:35:14,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 33 treesize of output 35 [2024-12-02 15:35:15,414 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:35:15,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 17 [2024-12-02 15:35:15,434 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-12-02 15:35:15,434 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:35:15,737 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:35:15,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [70977740] [2024-12-02 15:35:15,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [70977740] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:35:15,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [368061442] [2024-12-02 15:35:15,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:35:15,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:35:15,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:35:15,739 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:35:15,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-02 15:35:16,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:35:16,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-02 15:35:16,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:35:19,121 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 15:35:19,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 15:35:19,684 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 21 treesize of output 24 [2024-12-02 15:35:19,979 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-12-02 15:35:19,979 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:35:21,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [368061442] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:35:21,298 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:35:21,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 11 [2024-12-02 15:35:21,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802811821] [2024-12-02 15:35:21,299 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:35:21,299 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 15:35:21,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:35:21,300 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 15:35:21,300 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2024-12-02 15:35:21,300 INFO L87 Difference]: Start difference. First operand 311 states and 459 transitions. Second operand has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-12-02 15:35:23,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:35:23,004 INFO L93 Difference]: Finished difference Result 771 states and 1137 transitions. [2024-12-02 15:35:23,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 15:35:23,005 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) Word has length 135 [2024-12-02 15:35:23,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:35:23,008 INFO L225 Difference]: With dead ends: 771 [2024-12-02 15:35:23,008 INFO L226 Difference]: Without dead ends: 463 [2024-12-02 15:35:23,009 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 430 GetRequests, 407 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=119, Invalid=481, Unknown=0, NotChecked=0, Total=600 [2024-12-02 15:35:23,010 INFO L435 NwaCegarLoop]: 339 mSDtfsCounter, 1122 mSDsluCounter, 1978 mSDsCounter, 0 mSdLazyCounter, 458 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1122 SdHoareTripleChecker+Valid, 2317 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 458 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:35:23,010 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1122 Valid, 2317 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 458 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 15:35:23,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2024-12-02 15:35:23,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 458. [2024-12-02 15:35:23,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 410 states have (on average 1.4341463414634146) internal successors, (588), 411 states have internal predecessors, (588), 44 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (44), 43 states have call predecessors, (44), 44 states have call successors, (44) [2024-12-02 15:35:23,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 676 transitions. [2024-12-02 15:35:23,057 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 676 transitions. Word has length 135 [2024-12-02 15:35:23,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:35:23,058 INFO L471 AbstractCegarLoop]: Abstraction has 458 states and 676 transitions. [2024-12-02 15:35:23,058 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.666666666666666) internal successors, (116), 11 states have internal predecessors, (116), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-12-02 15:35:23,058 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 676 transitions. [2024-12-02 15:35:23,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-02 15:35:23,060 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:35:23,060 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:35:23,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-02 15:35:23,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-12-02 15:35:23,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:23,461 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:35:23,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:35:23,461 INFO L85 PathProgramCache]: Analyzing trace with hash -844346088, now seen corresponding path program 1 times [2024-12-02 15:35:23,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:35:23,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [868463316] [2024-12-02 15:35:23,462 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:35:23,462 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:23,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:35:23,463 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:35:23,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-12-02 15:35:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:35:23,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 15:35:23,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:35:23,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-12-02 15:35:23,769 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:35:23,769 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:35:23,769 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:35:23,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [868463316] [2024-12-02 15:35:23,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [868463316] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:35:23,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:35:23,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:35:23,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740973535] [2024-12-02 15:35:23,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:35:23,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:35:23,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:35:23,770 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:35:23,770 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:35:23,771 INFO L87 Difference]: Start difference. First operand 458 states and 676 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:35:24,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:35:24,662 INFO L93 Difference]: Finished difference Result 915 states and 1350 transitions. [2024-12-02 15:35:24,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:35:24,662 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 137 [2024-12-02 15:35:24,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:35:24,665 INFO L225 Difference]: With dead ends: 915 [2024-12-02 15:35:24,665 INFO L226 Difference]: Without dead ends: 460 [2024-12-02 15:35:24,666 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:35:24,667 INFO L435 NwaCegarLoop]: 306 mSDtfsCounter, 103 mSDsluCounter, 766 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 1072 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 15:35:24,667 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 1072 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 15:35:24,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2024-12-02 15:35:24,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 458. [2024-12-02 15:35:24,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 410 states have (on average 1.4292682926829268) internal successors, (586), 411 states have internal predecessors, (586), 44 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (44), 43 states have call predecessors, (44), 44 states have call successors, (44) [2024-12-02 15:35:24,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 674 transitions. [2024-12-02 15:35:24,691 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 674 transitions. Word has length 137 [2024-12-02 15:35:24,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:35:24,691 INFO L471 AbstractCegarLoop]: Abstraction has 458 states and 674 transitions. [2024-12-02 15:35:24,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:35:24,691 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 674 transitions. [2024-12-02 15:35:24,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 15:35:24,692 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:35:24,692 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:35:24,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-12-02 15:35:24,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:24,893 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:35:24,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:35:24,893 INFO L85 PathProgramCache]: Analyzing trace with hash 994940217, now seen corresponding path program 1 times [2024-12-02 15:35:24,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:35:24,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [878546334] [2024-12-02 15:35:24,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:35:24,894 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:24,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:35:24,896 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:35:24,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-12-02 15:35:25,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:35:25,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 15:35:25,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:35:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:35:25,166 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:35:25,166 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:35:25,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [878546334] [2024-12-02 15:35:25,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [878546334] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:35:25,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:35:25,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:35:25,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103319805] [2024-12-02 15:35:25,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:35:25,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:35:25,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:35:25,166 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:35:25,166 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:35:25,167 INFO L87 Difference]: Start difference. First operand 458 states and 674 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, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:35:25,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:35:25,227 INFO L93 Difference]: Finished difference Result 922 states and 1357 transitions. [2024-12-02 15:35:25,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:35:25,227 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, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 138 [2024-12-02 15:35:25,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:35:25,230 INFO L225 Difference]: With dead ends: 922 [2024-12-02 15:35:25,230 INFO L226 Difference]: Without dead ends: 467 [2024-12-02 15:35:25,231 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:35:25,231 INFO L435 NwaCegarLoop]: 212 mSDtfsCounter, 0 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 15:35:25,232 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 832 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:35:25,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2024-12-02 15:35:25,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 467. [2024-12-02 15:35:25,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 467 states, 419 states have (on average 1.4200477326968974) internal successors, (595), 420 states have internal predecessors, (595), 44 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (44), 43 states have call predecessors, (44), 44 states have call successors, (44) [2024-12-02 15:35:25,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 683 transitions. [2024-12-02 15:35:25,269 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 683 transitions. Word has length 138 [2024-12-02 15:35:25,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:35:25,270 INFO L471 AbstractCegarLoop]: Abstraction has 467 states and 683 transitions. [2024-12-02 15:35:25,270 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, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:35:25,270 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 683 transitions. [2024-12-02 15:35:25,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 15:35:25,271 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:35:25,271 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:35:25,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-12-02 15:35:25,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:25,472 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:35:25,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:35:25,472 INFO L85 PathProgramCache]: Analyzing trace with hash -2110809336, now seen corresponding path program 1 times [2024-12-02 15:35:25,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:35:25,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [480445660] [2024-12-02 15:35:25,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:35:25,473 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:25,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:35:25,474 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:35:25,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-12-02 15:35:25,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:35:25,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 15:35:25,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:35:25,775 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:35:25,775 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:35:25,776 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:35:25,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [480445660] [2024-12-02 15:35:25,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [480445660] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:35:25,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:35:25,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:35:25,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427682824] [2024-12-02 15:35:25,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:35:25,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:35:25,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:35:25,776 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:35:25,776 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:35:25,776 INFO L87 Difference]: Start difference. First operand 467 states and 683 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, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:35:25,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:35:25,946 INFO L93 Difference]: Finished difference Result 742 states and 1084 transitions. [2024-12-02 15:35:25,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:35:25,947 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, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 138 [2024-12-02 15:35:25,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:35:25,949 INFO L225 Difference]: With dead ends: 742 [2024-12-02 15:35:25,949 INFO L226 Difference]: Without dead ends: 466 [2024-12-02 15:35:25,950 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:35:25,950 INFO L435 NwaCegarLoop]: 212 mSDtfsCounter, 97 mSDsluCounter, 592 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 804 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:35:25,950 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 804 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:35:25,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 466 states. [2024-12-02 15:35:25,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 466 to 464. [2024-12-02 15:35:25,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 464 states, 416 states have (on average 1.4182692307692308) internal successors, (590), 417 states have internal predecessors, (590), 44 states have call successors, (44), 3 states have call predecessors, (44), 3 states have return successors, (44), 43 states have call predecessors, (44), 44 states have call successors, (44) [2024-12-02 15:35:25,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 678 transitions. [2024-12-02 15:35:25,986 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 678 transitions. Word has length 138 [2024-12-02 15:35:25,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:35:25,987 INFO L471 AbstractCegarLoop]: Abstraction has 464 states and 678 transitions. [2024-12-02 15:35:25,987 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, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:35:25,987 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 678 transitions. [2024-12-02 15:35:25,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 15:35:25,988 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:35:25,988 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:35:25,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-12-02 15:35:26,189 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:26,189 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:35:26,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:35:26,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1777113810, now seen corresponding path program 1 times [2024-12-02 15:35:26,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:35:26,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1625535985] [2024-12-02 15:35:26,190 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:35:26,190 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:35:26,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:35:26,191 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:35:26,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-12-02 15:35:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:35:26,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-12-02 15:35:26,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:35:28,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-02 15:35:29,252 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 [2024-12-02 15:35:30,215 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 37 treesize of output 24 [2024-12-02 15:35:30,714 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 37 treesize of output 24 [2024-12-02 15:35:32,419 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 51 [2024-12-02 15:35:35,083 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 272 proven. 81 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-12-02 15:35:35,083 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:36:17,613 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:36:17,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1625535985] [2024-12-02 15:36:17,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1625535985] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:36:17,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [484164621] [2024-12-02 15:36:17,614 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:36:17,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:36:17,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:36:17,615 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:36:17,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-02 15:36:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:36:19,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-12-02 15:36:19,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:36:21,432 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 15:36:22,387 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 [2024-12-02 15:36:24,228 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 37 treesize of output 24 [2024-12-02 15:36:24,866 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 37 treesize of output 24 [2024-12-02 15:36:27,812 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 51 [2024-12-02 15:36:32,105 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 272 proven. 81 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-12-02 15:36:32,105 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:37:56,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [484164621] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:37:56,684 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:37:56,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 58 [2024-12-02 15:37:56,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166519531] [2024-12-02 15:37:56,684 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:37:56,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-12-02 15:37:56,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:37:56,685 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-12-02 15:37:56,686 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1494, Invalid=5969, Unknown=19, NotChecked=0, Total=7482 [2024-12-02 15:37:56,687 INFO L87 Difference]: Start difference. First operand 464 states and 678 transitions. Second operand has 59 states, 49 states have (on average 3.204081632653061) internal successors, (157), 52 states have internal predecessors, (157), 16 states have call successors, (32), 10 states have call predecessors, (32), 16 states have return successors, (32), 12 states have call predecessors, (32), 16 states have call successors, (32) [2024-12-02 15:38:05,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:38:05,443 INFO L93 Difference]: Finished difference Result 1245 states and 1776 transitions. [2024-12-02 15:38:05,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-12-02 15:38:05,444 INFO L78 Accepts]: Start accepts. Automaton has has 59 states, 49 states have (on average 3.204081632653061) internal successors, (157), 52 states have internal predecessors, (157), 16 states have call successors, (32), 10 states have call predecessors, (32), 16 states have return successors, (32), 12 states have call predecessors, (32), 16 states have call successors, (32) Word has length 139 [2024-12-02 15:38:05,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:38:05,446 INFO L225 Difference]: With dead ends: 1245 [2024-12-02 15:38:05,446 INFO L226 Difference]: Without dead ends: 784 [2024-12-02 15:38:05,448 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 271 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4525 ImplicationChecksByTransitivity, 135.6s TimeCoverageRelationStatistics Valid=2499, Invalid=9472, Unknown=19, NotChecked=0, Total=11990 [2024-12-02 15:38:05,448 INFO L435 NwaCegarLoop]: 321 mSDtfsCounter, 1187 mSDsluCounter, 7748 mSDsCounter, 0 mSdLazyCounter, 2102 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1191 SdHoareTripleChecker+Valid, 8069 SdHoareTripleChecker+Invalid, 2261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 2102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-12-02 15:38:05,449 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1191 Valid, 8069 Invalid, 2261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 2102 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-12-02 15:38:05,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 784 states. [2024-12-02 15:38:05,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 784 to 506. [2024-12-02 15:38:05,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 506 states, 461 states have (on average 1.3991323210412148) internal successors, (645), 461 states have internal predecessors, (645), 32 states have call successors, (32), 12 states have call predecessors, (32), 12 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 15:38:05,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 709 transitions. [2024-12-02 15:38:05,484 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 709 transitions. Word has length 139 [2024-12-02 15:38:05,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:38:05,485 INFO L471 AbstractCegarLoop]: Abstraction has 506 states and 709 transitions. [2024-12-02 15:38:05,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 49 states have (on average 3.204081632653061) internal successors, (157), 52 states have internal predecessors, (157), 16 states have call successors, (32), 10 states have call predecessors, (32), 16 states have return successors, (32), 12 states have call predecessors, (32), 16 states have call successors, (32) [2024-12-02 15:38:05,485 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 709 transitions. [2024-12-02 15:38:05,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 15:38:05,486 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:38:05,486 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:38:05,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2024-12-02 15:38:05,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-02 15:38:05,886 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 15:38:05,887 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:38:05,887 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:38:05,887 INFO L85 PathProgramCache]: Analyzing trace with hash 959465360, now seen corresponding path program 1 times [2024-12-02 15:38:05,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:38:05,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2137872389] [2024-12-02 15:38:05,887 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:38:05,888 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:38:05,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:38:05,889 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:38:05,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2024-12-02 15:38:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:38:06,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 15:38:06,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:38:07,328 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 [2024-12-02 15:38:07,380 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 16 treesize of output 8 [2024-12-02 15:38:07,393 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:38:07,393 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:38:07,393 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:38:07,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2137872389] [2024-12-02 15:38:07,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2137872389] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:38:07,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:38:07,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 15:38:07,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594680165] [2024-12-02 15:38:07,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:38:07,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 15:38:07,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:38:07,394 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 15:38:07,394 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-12-02 15:38:07,394 INFO L87 Difference]: Start difference. First operand 506 states and 709 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:38:07,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:38:07,895 INFO L93 Difference]: Finished difference Result 1173 states and 1651 transitions. [2024-12-02 15:38:07,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 15:38:07,896 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 139 [2024-12-02 15:38:07,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:38:07,897 INFO L225 Difference]: With dead ends: 1173 [2024-12-02 15:38:07,897 INFO L226 Difference]: Without dead ends: 670 [2024-12-02 15:38:07,898 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-12-02 15:38:07,898 INFO L435 NwaCegarLoop]: 354 mSDtfsCounter, 311 mSDsluCounter, 961 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 1315 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 15:38:07,898 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 1315 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 15:38:07,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2024-12-02 15:38:07,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 506. [2024-12-02 15:38:07,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 506 states, 461 states have (on average 1.3947939262472886) internal successors, (643), 461 states have internal predecessors, (643), 32 states have call successors, (32), 12 states have call predecessors, (32), 12 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 15:38:07,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 707 transitions. [2024-12-02 15:38:07,950 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 707 transitions. Word has length 139 [2024-12-02 15:38:07,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:38:07,950 INFO L471 AbstractCegarLoop]: Abstraction has 506 states and 707 transitions. [2024-12-02 15:38:07,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:38:07,950 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 707 transitions. [2024-12-02 15:38:07,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 15:38:07,951 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:38:07,951 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:38:07,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2024-12-02 15:38:08,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:38:08,152 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:38:08,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:38:08,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1660529938, now seen corresponding path program 1 times [2024-12-02 15:38:08,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:38:08,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [348978356] [2024-12-02 15:38:08,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:38:08,153 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:38:08,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:38:08,154 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:38:08,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2024-12-02 15:38:08,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:38:08,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-12-02 15:38:08,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:38:11,064 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-02 15:38:11,748 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 [2024-12-02 15:38:12,906 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 37 treesize of output 24 [2024-12-02 15:38:13,579 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 37 treesize of output 24 [2024-12-02 15:38:15,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 51 [2024-12-02 15:38:17,155 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 243 proven. 78 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2024-12-02 15:38:17,155 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:38:58,719 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:38:58,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [348978356] [2024-12-02 15:38:58,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [348978356] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:38:58,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [856505963] [2024-12-02 15:38:58,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:38:58,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:38:58,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:38:58,721 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:38:58,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-02 15:38:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:38:59,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-02 15:38:59,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:39:02,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 15:39:03,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 15:39:03,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 15:39:03,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 15:39:04,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 32 [2024-12-02 15:39:06,330 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-12-02 15:39:06,330 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:39:49,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [856505963] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:39:49,025 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:39:49,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 10] total 37 [2024-12-02 15:39:49,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207851288] [2024-12-02 15:39:49,025 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:39:49,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-12-02 15:39:49,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:39:49,026 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-12-02 15:39:49,026 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=566, Invalid=2386, Unknown=18, NotChecked=0, Total=2970 [2024-12-02 15:39:49,027 INFO L87 Difference]: Start difference. First operand 506 states and 707 transitions. Second operand has 38 states, 33 states have (on average 4.121212121212121) internal successors, (136), 33 states have internal predecessors, (136), 9 states have call successors, (32), 7 states have call predecessors, (32), 9 states have return successors, (32), 8 states have call predecessors, (32), 9 states have call successors, (32) [2024-12-02 15:39:58,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:39:58,239 INFO L93 Difference]: Finished difference Result 1191 states and 1664 transitions. [2024-12-02 15:39:58,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-12-02 15:39:58,240 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 33 states have (on average 4.121212121212121) internal successors, (136), 33 states have internal predecessors, (136), 9 states have call successors, (32), 7 states have call predecessors, (32), 9 states have return successors, (32), 8 states have call predecessors, (32), 9 states have call successors, (32) Word has length 139 [2024-12-02 15:39:58,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:39:58,243 INFO L225 Difference]: With dead ends: 1191 [2024-12-02 15:39:58,243 INFO L226 Difference]: Without dead ends: 688 [2024-12-02 15:39:58,245 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 395 GetRequests, 303 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2463 ImplicationChecksByTransitivity, 90.7s TimeCoverageRelationStatistics Valid=1712, Invalid=7012, Unknown=18, NotChecked=0, Total=8742 [2024-12-02 15:39:58,246 INFO L435 NwaCegarLoop]: 321 mSDtfsCounter, 1409 mSDsluCounter, 6537 mSDsCounter, 0 mSdLazyCounter, 1780 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1409 SdHoareTripleChecker+Valid, 6858 SdHoareTripleChecker+Invalid, 1911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-12-02 15:39:58,246 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1409 Valid, 6858 Invalid, 1911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1780 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-12-02 15:39:58,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2024-12-02 15:39:58,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 508. [2024-12-02 15:39:58,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 508 states, 461 states have (on average 1.3926247288503253) internal successors, (642), 461 states have internal predecessors, (642), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 15:39:58,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 508 states and 706 transitions. [2024-12-02 15:39:58,284 INFO L78 Accepts]: Start accepts. Automaton has 508 states and 706 transitions. Word has length 139 [2024-12-02 15:39:58,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:39:58,284 INFO L471 AbstractCegarLoop]: Abstraction has 508 states and 706 transitions. [2024-12-02 15:39:58,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 33 states have (on average 4.121212121212121) internal successors, (136), 33 states have internal predecessors, (136), 9 states have call successors, (32), 7 states have call predecessors, (32), 9 states have return successors, (32), 8 states have call predecessors, (32), 9 states have call successors, (32) [2024-12-02 15:39:58,285 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 706 transitions. [2024-12-02 15:39:58,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-02 15:39:58,285 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:39:58,285 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:39:58,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2024-12-02 15:39:58,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-02 15:39:58,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 15:39:58,686 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:39:58,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:39:58,686 INFO L85 PathProgramCache]: Analyzing trace with hash 994338110, now seen corresponding path program 1 times [2024-12-02 15:39:58,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:39:58,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [445713657] [2024-12-02 15:39:58,687 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:39:58,687 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:39:58,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:39:58,689 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:39:58,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2024-12-02 15:39:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:39:59,045 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 15:39:59,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:39:59,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-02 15:39:59,263 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 24 treesize of output 23 [2024-12-02 15:40:00,082 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-12-02 15:40:00,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 70 treesize of output 67 [2024-12-02 15:40:00,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 8 [2024-12-02 15:40:00,223 INFO L349 Elim1Store]: treesize reduction 30, result has 47.4 percent of original size [2024-12-02 15:40:00,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 25 treesize of output 44 [2024-12-02 15:40:00,681 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:40:00,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 89 treesize of output 233 [2024-12-02 15:41:08,800 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 112 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-12-02 15:41:08,800 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:41:09,217 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:41:09,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [445713657] [2024-12-02 15:41:09,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [445713657] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:41:09,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1830321163] [2024-12-02 15:41:09,218 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:41:09,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:41:09,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:41:09,219 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:41:09,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-02 15:41:10,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:41:10,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-02 15:41:10,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:41:10,496 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 [2024-12-02 15:41:10,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2024-12-02 15:41:12,326 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-12-02 15:41:12,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 89 [2024-12-02 15:41:12,335 WARN L214 Elim1Store]: Array PQE input equivalent to false [2024-12-02 15:41:12,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 8 [2024-12-02 15:41:12,407 INFO L349 Elim1Store]: treesize reduction 26, result has 46.9 percent of original size [2024-12-02 15:41:12,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 40 [2024-12-02 15:41:12,618 INFO L349 Elim1Store]: treesize reduction 24, result has 51.0 percent of original size [2024-12-02 15:41:12,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 73 treesize of output 69 [2024-12-02 15:41:12,817 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 112 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-12-02 15:41:12,817 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:41:13,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1830321163] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:41:13,093 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:41:13,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2024-12-02 15:41:13,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402792311] [2024-12-02 15:41:13,093 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:41:13,094 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-02 15:41:13,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:41:13,094 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-02 15:41:13,095 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=385, Unknown=0, NotChecked=0, Total=462 [2024-12-02 15:41:13,095 INFO L87 Difference]: Start difference. First operand 508 states and 706 transitions. Second operand has 17 states, 15 states have (on average 7.8) internal successors, (117), 14 states have internal predecessors, (117), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:41:17,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 15:41:26,749 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 15:41:34,813 WARN L286 SmtUtils]: Spent 8.03s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 15:41:42,948 WARN L286 SmtUtils]: Spent 8.03s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 15:41:43,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:41:43,640 INFO L93 Difference]: Finished difference Result 1415 states and 1970 transitions. [2024-12-02 15:41:43,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-02 15:41:43,642 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 7.8) internal successors, (117), 14 states have internal predecessors, (117), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) Word has length 140 [2024-12-02 15:41:43,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:41:43,645 INFO L225 Difference]: With dead ends: 1415 [2024-12-02 15:41:43,645 INFO L226 Difference]: Without dead ends: 1151 [2024-12-02 15:41:43,646 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 545 GetRequests, 507 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 353 ImplicationChecksByTransitivity, 25.9s TimeCoverageRelationStatistics Valid=263, Invalid=1219, Unknown=0, NotChecked=0, Total=1482 [2024-12-02 15:41:43,646 INFO L435 NwaCegarLoop]: 330 mSDtfsCounter, 1005 mSDsluCounter, 2706 mSDsCounter, 0 mSdLazyCounter, 659 mSolverCounterSat, 67 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1007 SdHoareTripleChecker+Valid, 3036 SdHoareTripleChecker+Invalid, 727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 659 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-12-02 15:41:43,646 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1007 Valid, 3036 Invalid, 727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 659 Invalid, 1 Unknown, 0 Unchecked, 5.4s Time] [2024-12-02 15:41:43,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2024-12-02 15:41:43,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 523. [2024-12-02 15:41:43,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 523 states, 474 states have (on average 1.3860759493670887) internal successors, (657), 474 states have internal predecessors, (657), 32 states have call successors, (32), 16 states have call predecessors, (32), 16 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 15:41:43,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 721 transitions. [2024-12-02 15:41:43,704 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 721 transitions. Word has length 140 [2024-12-02 15:41:43,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:41:43,704 INFO L471 AbstractCegarLoop]: Abstraction has 523 states and 721 transitions. [2024-12-02 15:41:43,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 7.8) internal successors, (117), 14 states have internal predecessors, (117), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:41:43,704 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 721 transitions. [2024-12-02 15:41:43,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 15:41:43,705 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:41:43,705 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:41:43,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-02 15:41:43,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Ended with exit code 0 [2024-12-02 15:41:44,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:41:44,106 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:41:44,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:41:44,107 INFO L85 PathProgramCache]: Analyzing trace with hash -1777556604, now seen corresponding path program 1 times [2024-12-02 15:41:44,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:41:44,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1316048] [2024-12-02 15:41:44,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:41:44,107 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:41:44,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:41:44,109 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:41:44,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2024-12-02 15:41:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:41:44,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 15:41:44,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:41:44,397 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 [2024-12-02 15:41:44,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-12-02 15:41:44,419 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:41:44,419 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:41:44,419 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:41:44,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1316048] [2024-12-02 15:41:44,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1316048] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:41:44,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:41:44,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:41:44,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134537617] [2024-12-02 15:41:44,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:41:44,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:41:44,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:41:44,420 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:41:44,420 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:41:44,420 INFO L87 Difference]: Start difference. First operand 523 states and 721 transitions. Second operand has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:41:44,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:41:44,620 INFO L93 Difference]: Finished difference Result 968 states and 1350 transitions. [2024-12-02 15:41:44,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:41:44,620 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 142 [2024-12-02 15:41:44,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:41:44,623 INFO L225 Difference]: With dead ends: 968 [2024-12-02 15:41:44,623 INFO L226 Difference]: Without dead ends: 695 [2024-12-02 15:41:44,623 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:41:44,624 INFO L435 NwaCegarLoop]: 311 mSDtfsCounter, 112 mSDsluCounter, 801 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 1112 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:41:44,624 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 1112 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 15:41:44,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 695 states. [2024-12-02 15:41:44,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 695 to 525. [2024-12-02 15:41:44,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 525 states, 476 states have (on average 1.384453781512605) internal successors, (659), 476 states have internal predecessors, (659), 32 states have call successors, (32), 16 states have call predecessors, (32), 16 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 15:41:44,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 723 transitions. [2024-12-02 15:41:44,676 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 723 transitions. Word has length 142 [2024-12-02 15:41:44,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:41:44,677 INFO L471 AbstractCegarLoop]: Abstraction has 525 states and 723 transitions. [2024-12-02 15:41:44,677 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.0) internal successors, (65), 5 states have internal predecessors, (65), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:41:44,677 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 723 transitions. [2024-12-02 15:41:44,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 15:41:44,678 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:41:44,678 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:41:44,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Ended with exit code 0 [2024-12-02 15:41:44,878 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:41:44,878 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:41:44,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:41:44,879 INFO L85 PathProgramCache]: Analyzing trace with hash -1911570110, now seen corresponding path program 1 times [2024-12-02 15:41:44,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:41:44,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2046853922] [2024-12-02 15:41:44,879 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:41:44,879 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:41:44,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:41:44,881 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:41:44,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2024-12-02 15:41:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:41:45,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-02 15:41:45,252 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:41:45,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-12-02 15:41:45,503 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 24 treesize of output 23 [2024-12-02 15:41:46,351 INFO L349 Elim1Store]: treesize reduction 38, result has 47.9 percent of original size [2024-12-02 15:41:46,352 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 51 [2024-12-02 15:41:46,549 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:41:46,549 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 57 treesize of output 107 [2024-12-02 15:41:46,587 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 112 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-12-02 15:41:46,587 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:41:47,047 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:41:47,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2046853922] [2024-12-02 15:41:47,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2046853922] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:41:47,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1547790342] [2024-12-02 15:41:47,047 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:41:47,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:41:47,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:41:47,048 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:41:47,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-02 15:41:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:41:48,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-02 15:41:48,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:41:48,375 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 [2024-12-02 15:41:48,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2024-12-02 15:41:50,676 INFO L349 Elim1Store]: treesize reduction 26, result has 46.9 percent of original size [2024-12-02 15:41:50,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 40 [2024-12-02 15:41:50,777 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:41:50,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 42 [2024-12-02 15:41:50,783 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 112 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-12-02 15:41:50,783 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:41:51,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1547790342] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:41:51,043 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:41:51,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2024-12-02 15:41:51,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [514458183] [2024-12-02 15:41:51,043 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:41:51,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-12-02 15:41:51,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:41:51,043 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-12-02 15:41:51,044 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=514, Unknown=0, NotChecked=0, Total=600 [2024-12-02 15:41:51,044 INFO L87 Difference]: Start difference. First operand 525 states and 723 transitions. Second operand has 19 states, 17 states have (on average 7.117647058823529) internal successors, (121), 16 states have internal predecessors, (121), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:41:55,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 15:42:05,035 WARN L286 SmtUtils]: Spent 8.03s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 15:42:13,166 WARN L286 SmtUtils]: Spent 8.04s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 15:42:17,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 15:42:18,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 15:42:27,053 WARN L286 SmtUtils]: Spent 8.04s on a formula simplification. DAG size of input: 33 DAG size of output: 41 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 15:42:27,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:42:27,555 INFO L93 Difference]: Finished difference Result 1414 states and 1957 transitions. [2024-12-02 15:42:27,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-02 15:42:27,556 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 7.117647058823529) internal successors, (121), 16 states have internal predecessors, (121), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) Word has length 142 [2024-12-02 15:42:27,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:42:27,558 INFO L225 Difference]: With dead ends: 1414 [2024-12-02 15:42:27,558 INFO L226 Difference]: Without dead ends: 1140 [2024-12-02 15:42:27,559 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 555 GetRequests, 512 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 456 ImplicationChecksByTransitivity, 26.1s TimeCoverageRelationStatistics Valid=298, Invalid=1594, Unknown=0, NotChecked=0, Total=1892 [2024-12-02 15:42:27,559 INFO L435 NwaCegarLoop]: 276 mSDtfsCounter, 1044 mSDsluCounter, 3224 mSDsCounter, 0 mSdLazyCounter, 894 mSolverCounterSat, 68 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 3500 SdHoareTripleChecker+Invalid, 964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 894 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:42:27,559 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1046 Valid, 3500 Invalid, 964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 894 Invalid, 2 Unknown, 0 Unchecked, 11.2s Time] [2024-12-02 15:42:27,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1140 states. [2024-12-02 15:42:27,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1140 to 500. [2024-12-02 15:42:27,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 451 states have (on average 1.3791574279379157) internal successors, (622), 451 states have internal predecessors, (622), 32 states have call successors, (32), 16 states have call predecessors, (32), 16 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 15:42:27,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 686 transitions. [2024-12-02 15:42:27,616 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 686 transitions. Word has length 142 [2024-12-02 15:42:27,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:42:27,616 INFO L471 AbstractCegarLoop]: Abstraction has 500 states and 686 transitions. [2024-12-02 15:42:27,616 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 7.117647058823529) internal successors, (121), 16 states have internal predecessors, (121), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:42:27,616 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 686 transitions. [2024-12-02 15:42:27,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 15:42:27,617 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:42:27,617 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:42:27,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2024-12-02 15:42:27,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-02 15:42:28,017 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 15:42:28,018 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:42:28,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:42:28,018 INFO L85 PathProgramCache]: Analyzing trace with hash -347112638, now seen corresponding path program 1 times [2024-12-02 15:42:28,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:42:28,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [70050928] [2024-12-02 15:42:28,019 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:42:28,019 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:42:28,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:42:28,021 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:42:28,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2024-12-02 15:42:28,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:42:28,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-02 15:42:28,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:42:28,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:42:28,511 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 22 [2024-12-02 15:42:29,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:42:29,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:42:29,037 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 47 treesize of output 30 [2024-12-02 15:42:31,621 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:42:31,621 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 164 treesize of output 96 [2024-12-02 15:42:31,722 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 112 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-12-02 15:42:31,722 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:42:33,527 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:42:33,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [70050928] [2024-12-02 15:42:33,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [70050928] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:42:33,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [189948876] [2024-12-02 15:42:33,527 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:42:33,527 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:42:33,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:42:33,529 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:42:33,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-02 15:42:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:42:34,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-02 15:42:34,780 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:42:35,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-12-02 15:42:35,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 36 [2024-12-02 15:42:38,914 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 148 treesize of output 96 [2024-12-02 15:42:38,934 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 112 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-12-02 15:42:38,934 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:42:40,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [189948876] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:42:40,438 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:42:40,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 18 [2024-12-02 15:42:40,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237984165] [2024-12-02 15:42:40,438 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:42:40,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-12-02 15:42:40,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:42:40,439 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-12-02 15:42:40,439 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=473, Unknown=0, NotChecked=0, Total=552 [2024-12-02 15:42:40,439 INFO L87 Difference]: Start difference. First operand 500 states and 686 transitions. Second operand has 19 states, 17 states have (on average 8.0) internal successors, (136), 16 states have internal predecessors, (136), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:42:43,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:42:43,761 INFO L93 Difference]: Finished difference Result 1622 states and 2222 transitions. [2024-12-02 15:42:43,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-12-02 15:42:43,762 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 8.0) internal successors, (136), 16 states have internal predecessors, (136), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) Word has length 143 [2024-12-02 15:42:43,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:42:43,765 INFO L225 Difference]: With dead ends: 1622 [2024-12-02 15:42:43,765 INFO L226 Difference]: Without dead ends: 1125 [2024-12-02 15:42:43,767 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 564 GetRequests, 516 SyntacticMatches, 2 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 521 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=356, Invalid=1900, Unknown=0, NotChecked=0, Total=2256 [2024-12-02 15:42:43,767 INFO L435 NwaCegarLoop]: 174 mSDtfsCounter, 1392 mSDsluCounter, 2542 mSDsCounter, 0 mSdLazyCounter, 819 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1407 SdHoareTripleChecker+Valid, 2716 SdHoareTripleChecker+Invalid, 985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 15:42:43,767 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1407 Valid, 2716 Invalid, 985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 819 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 15:42:43,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2024-12-02 15:42:43,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 794. [2024-12-02 15:42:43,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 721 states have (on average 1.3883495145631068) internal successors, (1001), 721 states have internal predecessors, (1001), 48 states have call successors, (48), 24 states have call predecessors, (48), 24 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 15:42:43,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1097 transitions. [2024-12-02 15:42:43,881 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1097 transitions. Word has length 143 [2024-12-02 15:42:43,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:42:43,882 INFO L471 AbstractCegarLoop]: Abstraction has 794 states and 1097 transitions. [2024-12-02 15:42:43,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 8.0) internal successors, (136), 16 states have internal predecessors, (136), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:42:43,882 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1097 transitions. [2024-12-02 15:42:43,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 15:42:43,883 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:42:43,883 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:42:43,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-02 15:42:44,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Ended with exit code 0 [2024-12-02 15:42:44,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:42:44,284 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:42:44,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:42:44,284 INFO L85 PathProgramCache]: Analyzing trace with hash 487540716, now seen corresponding path program 1 times [2024-12-02 15:42:44,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:42:44,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1328672633] [2024-12-02 15:42:44,285 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:42:44,285 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:42:44,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:42:44,287 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:42:44,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2024-12-02 15:42:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:42:44,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-02 15:42:44,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:42:45,979 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-02 15:42:47,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 150 treesize of output 92 [2024-12-02 15:42:48,563 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:42:48,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 310 treesize of output 134 [2024-12-02 15:42:48,709 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2024-12-02 15:42:48,709 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:42:49,605 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:42:49,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1328672633] [2024-12-02 15:42:49,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1328672633] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:42:49,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1518183726] [2024-12-02 15:42:49,605 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:42:49,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:42:49,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:42:49,607 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:42:49,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-02 15:42:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:42:51,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-02 15:42:51,102 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:42:52,808 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-12-02 15:42:56,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 166 treesize of output 100 [2024-12-02 15:42:57,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 326 treesize of output 142 [2024-12-02 15:42:57,128 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2024-12-02 15:42:57,128 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:42:57,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1518183726] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:42:57,810 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:42:57,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 17 [2024-12-02 15:42:57,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420197675] [2024-12-02 15:42:57,811 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:42:57,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-12-02 15:42:57,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:42:57,811 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-12-02 15:42:57,811 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2024-12-02 15:42:57,812 INFO L87 Difference]: Start difference. First operand 794 states and 1097 transitions. Second operand has 18 states, 18 states have (on average 7.388888888888889) internal successors, (133), 17 states have internal predecessors, (133), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-12-02 15:43:11,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:43:11,037 INFO L93 Difference]: Finished difference Result 1931 states and 2651 transitions. [2024-12-02 15:43:11,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 15:43:11,038 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 7.388888888888889) internal successors, (133), 17 states have internal predecessors, (133), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) Word has length 143 [2024-12-02 15:43:11,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:43:11,042 INFO L225 Difference]: With dead ends: 1931 [2024-12-02 15:43:11,042 INFO L226 Difference]: Without dead ends: 1929 [2024-12-02 15:43:11,042 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 357 GetRequests, 324 SyntacticMatches, 3 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=166, Invalid=826, Unknown=0, NotChecked=0, Total=992 [2024-12-02 15:43:11,043 INFO L435 NwaCegarLoop]: 195 mSDtfsCounter, 1371 mSDsluCounter, 1712 mSDsCounter, 0 mSdLazyCounter, 1365 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1371 SdHoareTripleChecker+Valid, 1907 SdHoareTripleChecker+Invalid, 1525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2024-12-02 15:43:11,043 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1371 Valid, 1907 Invalid, 1525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1365 Invalid, 0 Unknown, 0 Unchecked, 11.9s Time] [2024-12-02 15:43:11,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1929 states. [2024-12-02 15:43:11,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1929 to 1919. [2024-12-02 15:43:11,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1919 states, 1747 states have (on average 1.3766456783056669) internal successors, (2405), 1753 states have internal predecessors, (2405), 117 states have call successors, (117), 54 states have call predecessors, (117), 54 states have return successors, (117), 111 states have call predecessors, (117), 117 states have call successors, (117) [2024-12-02 15:43:11,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1919 states and 2639 transitions. [2024-12-02 15:43:11,444 INFO L78 Accepts]: Start accepts. Automaton has 1919 states and 2639 transitions. Word has length 143 [2024-12-02 15:43:11,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:43:11,445 INFO L471 AbstractCegarLoop]: Abstraction has 1919 states and 2639 transitions. [2024-12-02 15:43:11,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.388888888888889) internal successors, (133), 17 states have internal predecessors, (133), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-12-02 15:43:11,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2639 transitions. [2024-12-02 15:43:11,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 15:43:11,447 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:43:11,447 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:43:11,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-02 15:43:11,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Ended with exit code 0 [2024-12-02 15:43:11,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:43:11,848 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:43:11,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:43:11,848 INFO L85 PathProgramCache]: Analyzing trace with hash -98735506, now seen corresponding path program 1 times [2024-12-02 15:43:11,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:43:11,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [259731142] [2024-12-02 15:43:11,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:43:11,849 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:43:11,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:43:11,850 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:43:11,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2024-12-02 15:43:12,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:43:12,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 15:43:12,127 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:43:12,140 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2024-12-02 15:43:12,141 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:43:12,141 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:43:12,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [259731142] [2024-12-02 15:43:12,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [259731142] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:43:12,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:43:12,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 15:43:12,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1007525310] [2024-12-02 15:43:12,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:43:12,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 15:43:12,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:43:12,141 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 15:43:12,141 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:43:12,141 INFO L87 Difference]: Start difference. First operand 1919 states and 2639 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:43:12,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:43:12,426 INFO L93 Difference]: Finished difference Result 3835 states and 5275 transitions. [2024-12-02 15:43:12,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:43:12,427 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 143 [2024-12-02 15:43:12,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:43:12,432 INFO L225 Difference]: With dead ends: 3835 [2024-12-02 15:43:12,432 INFO L226 Difference]: Without dead ends: 1919 [2024-12-02 15:43:12,435 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 15:43:12,435 INFO L435 NwaCegarLoop]: 215 mSDtfsCounter, 0 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 15:43:12,435 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 631 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 15:43:12,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1919 states. [2024-12-02 15:43:12,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1919 to 1919. [2024-12-02 15:43:12,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1919 states, 1747 states have (on average 1.3749284487693187) internal successors, (2402), 1753 states have internal predecessors, (2402), 117 states have call successors, (117), 54 states have call predecessors, (117), 54 states have return successors, (117), 111 states have call predecessors, (117), 117 states have call successors, (117) [2024-12-02 15:43:12,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1919 states and 2636 transitions. [2024-12-02 15:43:12,696 INFO L78 Accepts]: Start accepts. Automaton has 1919 states and 2636 transitions. Word has length 143 [2024-12-02 15:43:12,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:43:12,696 INFO L471 AbstractCegarLoop]: Abstraction has 1919 states and 2636 transitions. [2024-12-02 15:43:12,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-12-02 15:43:12,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2636 transitions. [2024-12-02 15:43:12,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 15:43:12,698 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:43:12,698 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:43:12,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Ended with exit code 0 [2024-12-02 15:43:12,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:43:12,899 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:43:12,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:43:12,899 INFO L85 PathProgramCache]: Analyzing trace with hash -579558200, now seen corresponding path program 1 times [2024-12-02 15:43:12,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:43:12,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [59091570] [2024-12-02 15:43:12,899 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:43:12,899 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:43:12,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:43:12,901 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:43:12,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2024-12-02 15:43:13,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:43:13,271 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 15:43:13,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:43:13,344 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 30 treesize of output 14 [2024-12-02 15:43:13,483 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 28 treesize of output 12 [2024-12-02 15:43:13,815 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 32 treesize of output 20 [2024-12-02 15:43:13,828 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-12-02 15:43:13,828 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:43:14,119 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:43:14,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [59091570] [2024-12-02 15:43:14,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [59091570] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:43:14,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2003628442] [2024-12-02 15:43:14,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:43:14,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:43:14,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:43:14,121 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:43:14,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-02 15:43:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:43:15,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 15:43:15,357 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:43:15,471 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 [2024-12-02 15:43:15,673 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 [2024-12-02 15:43:16,669 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 32 treesize of output 20 [2024-12-02 15:43:16,674 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-12-02 15:43:16,674 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:43:16,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2003628442] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:43:16,965 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:43:16,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2024-12-02 15:43:16,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347854857] [2024-12-02 15:43:16,965 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:43:16,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 15:43:16,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:43:16,966 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 15:43:16,966 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-12-02 15:43:16,966 INFO L87 Difference]: Start difference. First operand 1919 states and 2636 transitions. Second operand has 7 states, 7 states have (on average 18.857142857142858) internal successors, (132), 6 states have internal predecessors, (132), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-12-02 15:43:17,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:43:17,420 INFO L93 Difference]: Finished difference Result 3837 states and 5270 transitions. [2024-12-02 15:43:17,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:43:17,421 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.857142857142858) internal successors, (132), 6 states have internal predecessors, (132), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) Word has length 145 [2024-12-02 15:43:17,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:43:17,425 INFO L225 Difference]: With dead ends: 3837 [2024-12-02 15:43:17,425 INFO L226 Difference]: Without dead ends: 1921 [2024-12-02 15:43:17,426 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 549 GetRequests, 540 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2024-12-02 15:43:17,427 INFO L435 NwaCegarLoop]: 199 mSDtfsCounter, 440 mSDsluCounter, 576 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 440 SdHoareTripleChecker+Valid, 775 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:43:17,427 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [440 Valid, 775 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:43:17,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1921 states. [2024-12-02 15:43:17,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1921 to 1919. [2024-12-02 15:43:17,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1919 states, 1747 states have (on average 1.3732112192329708) internal successors, (2399), 1753 states have internal predecessors, (2399), 117 states have call successors, (117), 54 states have call predecessors, (117), 54 states have return successors, (117), 111 states have call predecessors, (117), 117 states have call successors, (117) [2024-12-02 15:43:17,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1919 states and 2633 transitions. [2024-12-02 15:43:17,787 INFO L78 Accepts]: Start accepts. Automaton has 1919 states and 2633 transitions. Word has length 145 [2024-12-02 15:43:17,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:43:17,787 INFO L471 AbstractCegarLoop]: Abstraction has 1919 states and 2633 transitions. [2024-12-02 15:43:17,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.857142857142858) internal successors, (132), 6 states have internal predecessors, (132), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-12-02 15:43:17,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2633 transitions. [2024-12-02 15:43:17,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 15:43:17,789 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:43:17,789 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:43:17,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Ended with exit code 0 [2024-12-02 15:43:17,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-02 15:43:18,190 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 15:43:18,190 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:43:18,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:43:18,190 INFO L85 PathProgramCache]: Analyzing trace with hash -972585210, now seen corresponding path program 1 times [2024-12-02 15:43:18,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:43:18,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [557632883] [2024-12-02 15:43:18,191 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:43:18,191 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:43:18,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:43:18,192 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:43:18,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2024-12-02 15:43:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:43:18,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-02 15:43:18,580 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:43:18,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:43:18,685 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 22 [2024-12-02 15:43:19,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:43:19,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:43:19,255 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 42 treesize of output 40 [2024-12-02 15:43:22,631 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:43:22,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 71 treesize of output 37 [2024-12-02 15:43:22,794 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 112 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-12-02 15:43:22,794 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:43:24,451 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:43:24,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [557632883] [2024-12-02 15:43:24,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [557632883] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:43:24,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2070078116] [2024-12-02 15:43:24,452 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:43:24,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:43:24,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:43:24,453 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:43:24,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-02 15:43:25,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:43:25,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-02 15:43:25,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:43:25,921 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 29 treesize of output 31 [2024-12-02 15:43:26,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 32 [2024-12-02 15:43:29,989 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 0 case distinctions, treesize of input 57 treesize of output 33 [2024-12-02 15:43:30,013 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 112 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-12-02 15:43:30,013 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:43:31,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2070078116] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:43:31,325 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:43:31,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 22 [2024-12-02 15:43:31,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008849835] [2024-12-02 15:43:31,325 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:43:31,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-12-02 15:43:31,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:43:31,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-12-02 15:43:31,326 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=761, Unknown=0, NotChecked=0, Total=870 [2024-12-02 15:43:31,326 INFO L87 Difference]: Start difference. First operand 1919 states and 2633 transitions. Second operand has 23 states, 21 states have (on average 6.619047619047619) internal successors, (139), 20 states have internal predecessors, (139), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:43:42,754 WARN L286 SmtUtils]: Spent 8.08s on a formula simplification. DAG size of input: 52 DAG size of output: 46 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 15:43:50,901 WARN L286 SmtUtils]: Spent 8.09s on a formula simplification. DAG size of input: 54 DAG size of output: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 15:43:59,883 WARN L286 SmtUtils]: Spent 8.08s on a formula simplification. DAG size of input: 52 DAG size of output: 45 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 15:44:08,163 WARN L286 SmtUtils]: Spent 8.08s on a formula simplification. DAG size of input: 50 DAG size of output: 43 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 15:44:16,312 WARN L286 SmtUtils]: Spent 8.09s on a formula simplification. DAG size of input: 55 DAG size of output: 47 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 15:44:16,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:44:16,725 INFO L93 Difference]: Finished difference Result 4557 states and 6217 transitions. [2024-12-02 15:44:16,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-02 15:44:16,726 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 6.619047619047619) internal successors, (139), 20 states have internal predecessors, (139), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) Word has length 145 [2024-12-02 15:44:16,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:44:16,730 INFO L225 Difference]: With dead ends: 4557 [2024-12-02 15:44:16,731 INFO L226 Difference]: Without dead ends: 2641 [2024-12-02 15:44:16,732 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 572 GetRequests, 519 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 615 ImplicationChecksByTransitivity, 44.7s TimeCoverageRelationStatistics Valid=427, Invalid=2435, Unknown=0, NotChecked=0, Total=2862 [2024-12-02 15:44:16,733 INFO L435 NwaCegarLoop]: 176 mSDtfsCounter, 701 mSDsluCounter, 3076 mSDsCounter, 0 mSdLazyCounter, 1001 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 703 SdHoareTripleChecker+Valid, 3252 SdHoareTripleChecker+Invalid, 1079 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 1001 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-12-02 15:44:16,733 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [703 Valid, 3252 Invalid, 1079 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 1001 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-12-02 15:44:16,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2641 states. [2024-12-02 15:44:17,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2641 to 1955. [2024-12-02 15:44:17,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1955 states, 1771 states have (on average 1.3732354601919818) internal successors, (2432), 1779 states have internal predecessors, (2432), 126 states have call successors, (126), 57 states have call predecessors, (126), 57 states have return successors, (126), 118 states have call predecessors, (126), 126 states have call successors, (126) [2024-12-02 15:44:17,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1955 states and 2684 transitions. [2024-12-02 15:44:17,010 INFO L78 Accepts]: Start accepts. Automaton has 1955 states and 2684 transitions. Word has length 145 [2024-12-02 15:44:17,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:44:17,011 INFO L471 AbstractCegarLoop]: Abstraction has 1955 states and 2684 transitions. [2024-12-02 15:44:17,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 21 states have (on average 6.619047619047619) internal successors, (139), 20 states have internal predecessors, (139), 6 states have call successors, (32), 4 states have call predecessors, (32), 6 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:44:17,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2684 transitions. [2024-12-02 15:44:17,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 15:44:17,012 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:44:17,013 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:44:17,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-02 15:44:17,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Ended with exit code 0 [2024-12-02 15:44:17,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:44:17,413 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:44:17,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:44:17,414 INFO L85 PathProgramCache]: Analyzing trace with hash -2121826254, now seen corresponding path program 1 times [2024-12-02 15:44:17,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:44:17,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1255532286] [2024-12-02 15:44:17,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:44:17,414 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:44:17,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:44:17,416 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:44:17,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2024-12-02 15:44:17,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:44:17,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-02 15:44:17,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:44:19,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2024-12-02 15:44:21,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 90 [2024-12-02 15:44:21,779 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:44:21,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 308 treesize of output 132 [2024-12-02 15:44:21,955 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 8 proven. 276 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-12-02 15:44:21,955 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:44:23,062 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:44:23,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1255532286] [2024-12-02 15:44:23,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1255532286] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:44:23,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2127513538] [2024-12-02 15:44:23,062 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:44:23,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:44:23,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:44:23,064 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:44:23,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-02 15:44:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:44:24,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-02 15:44:24,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:44:26,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 1 [2024-12-02 15:44:29,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 90 [2024-12-02 15:44:30,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 308 treesize of output 132 [2024-12-02 15:44:30,121 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 8 proven. 276 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-12-02 15:44:30,121 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:44:30,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2127513538] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:44:30,668 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:44:30,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 23 [2024-12-02 15:44:30,668 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005522983] [2024-12-02 15:44:30,668 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:44:30,668 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-12-02 15:44:30,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:44:30,669 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-12-02 15:44:30,669 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=705, Unknown=0, NotChecked=0, Total=812 [2024-12-02 15:44:30,669 INFO L87 Difference]: Start difference. First operand 1955 states and 2684 transitions. Second operand has 24 states, 22 states have (on average 6.5) internal successors, (143), 21 states have internal predecessors, (143), 6 states have call successors, (32), 6 states have call predecessors, (32), 6 states have return successors, (32), 4 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:44:47,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:44:47,529 INFO L93 Difference]: Finished difference Result 3127 states and 4262 transitions. [2024-12-02 15:44:47,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-02 15:44:47,530 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 22 states have (on average 6.5) internal successors, (143), 21 states have internal predecessors, (143), 6 states have call successors, (32), 6 states have call predecessors, (32), 6 states have return successors, (32), 4 states have call predecessors, (32), 6 states have call successors, (32) Word has length 145 [2024-12-02 15:44:47,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:44:47,535 INFO L225 Difference]: With dead ends: 3127 [2024-12-02 15:44:47,535 INFO L226 Difference]: Without dead ends: 3125 [2024-12-02 15:44:47,535 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 370 GetRequests, 322 SyntacticMatches, 3 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 469 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=370, Invalid=1792, Unknown=0, NotChecked=0, Total=2162 [2024-12-02 15:44:47,536 INFO L435 NwaCegarLoop]: 243 mSDtfsCounter, 610 mSDsluCounter, 2692 mSDsCounter, 0 mSdLazyCounter, 2732 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 610 SdHoareTripleChecker+Valid, 2935 SdHoareTripleChecker+Invalid, 2788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 2732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2024-12-02 15:44:47,536 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [610 Valid, 2935 Invalid, 2788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 2732 Invalid, 0 Unknown, 0 Unchecked, 14.6s Time] [2024-12-02 15:44:47,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3125 states. [2024-12-02 15:44:47,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3125 to 2547. [2024-12-02 15:44:47,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2314 states have (on average 1.3746758859118409) internal successors, (3181), 2322 states have internal predecessors, (3181), 153 states have call successors, (153), 79 states have call predecessors, (153), 79 states have return successors, (153), 145 states have call predecessors, (153), 153 states have call successors, (153) [2024-12-02 15:44:47,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 3487 transitions. [2024-12-02 15:44:47,907 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 3487 transitions. Word has length 145 [2024-12-02 15:44:47,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:44:47,907 INFO L471 AbstractCegarLoop]: Abstraction has 2547 states and 3487 transitions. [2024-12-02 15:44:47,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 22 states have (on average 6.5) internal successors, (143), 21 states have internal predecessors, (143), 6 states have call successors, (32), 6 states have call predecessors, (32), 6 states have return successors, (32), 4 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:44:47,907 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 3487 transitions. [2024-12-02 15:44:47,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 15:44:47,908 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:44:47,908 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:44:47,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Ended with exit code 0 [2024-12-02 15:44:48,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-12-02 15:44:48,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 15:44:48,309 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:44:48,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:44:48,309 INFO L85 PathProgramCache]: Analyzing trace with hash 214566256, now seen corresponding path program 1 times [2024-12-02 15:44:48,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:44:48,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1278508402] [2024-12-02 15:44:48,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:44:48,310 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:44:48,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:44:48,311 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:44:48,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2024-12-02 15:44:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:44:48,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 15:44:48,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:44:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 277 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2024-12-02 15:44:48,657 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:44:48,657 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:44:48,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1278508402] [2024-12-02 15:44:48,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1278508402] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:44:48,657 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:44:48,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 15:44:48,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272515454] [2024-12-02 15:44:48,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:44:48,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 15:44:48,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:44:48,658 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 15:44:48,658 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:44:48,659 INFO L87 Difference]: Start difference. First operand 2547 states and 3487 transitions. Second operand has 6 states, 5 states have (on average 14.8) internal successors, (74), 6 states have internal predecessors, (74), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 15:44:49,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:44:49,175 INFO L93 Difference]: Finished difference Result 4311 states and 5881 transitions. [2024-12-02 15:44:49,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 15:44:49,175 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.8) internal successors, (74), 6 states have internal predecessors, (74), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) Word has length 145 [2024-12-02 15:44:49,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:44:49,181 INFO L225 Difference]: With dead ends: 4311 [2024-12-02 15:44:49,181 INFO L226 Difference]: Without dead ends: 1801 [2024-12-02 15:44:49,184 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-12-02 15:44:49,184 INFO L435 NwaCegarLoop]: 198 mSDtfsCounter, 1 mSDsluCounter, 743 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 941 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:44:49,184 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 941 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:44:49,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1801 states. [2024-12-02 15:44:49,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1801 to 1770. [2024-12-02 15:44:49,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1770 states, 1611 states have (on average 1.3687150837988826) internal successors, (2205), 1615 states have internal predecessors, (2205), 104 states have call successors, (104), 54 states have call predecessors, (104), 54 states have return successors, (104), 100 states have call predecessors, (104), 104 states have call successors, (104) [2024-12-02 15:44:49,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1770 states and 2413 transitions. [2024-12-02 15:44:49,451 INFO L78 Accepts]: Start accepts. Automaton has 1770 states and 2413 transitions. Word has length 145 [2024-12-02 15:44:49,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:44:49,451 INFO L471 AbstractCegarLoop]: Abstraction has 1770 states and 2413 transitions. [2024-12-02 15:44:49,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.8) internal successors, (74), 6 states have internal predecessors, (74), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (16), 2 states have call predecessors, (16), 3 states have call successors, (16) [2024-12-02 15:44:49,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2413 transitions. [2024-12-02 15:44:49,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-02 15:44:49,453 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:44:49,453 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:44:49,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Ended with exit code 0 [2024-12-02 15:44:49,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:44:49,653 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:44:49,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:44:49,654 INFO L85 PathProgramCache]: Analyzing trace with hash 1589675876, now seen corresponding path program 1 times [2024-12-02 15:44:49,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:44:49,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1190498563] [2024-12-02 15:44:49,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:44:49,654 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:44:49,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:44:49,655 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:44:49,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2024-12-02 15:44:50,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:44:50,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 15:44:50,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:44:50,141 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 30 treesize of output 14 [2024-12-02 15:44:50,282 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 28 treesize of output 12 [2024-12-02 15:44:50,550 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 32 treesize of output 20 [2024-12-02 15:44:50,561 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-12-02 15:44:50,561 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:44:50,811 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:44:50,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1190498563] [2024-12-02 15:44:50,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1190498563] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:44:50,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [501976771] [2024-12-02 15:44:50,811 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:44:50,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:44:50,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:44:50,812 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:44:50,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-02 15:44:52,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:44:52,043 INFO L256 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-02 15:44:52,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:44:52,151 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 [2024-12-02 15:44:52,420 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 29 treesize of output 31 [2024-12-02 15:44:54,100 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 368 trivial. 0 not checked. [2024-12-02 15:44:54,100 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:44:54,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [501976771] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:44:54,412 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:44:54,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 8 [2024-12-02 15:44:54,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113318088] [2024-12-02 15:44:54,413 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:44:54,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 15:44:54,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:44:54,414 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 15:44:54,414 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2024-12-02 15:44:54,414 INFO L87 Difference]: Start difference. First operand 1770 states and 2413 transitions. Second operand has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-12-02 15:44:55,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:44:55,044 INFO L93 Difference]: Finished difference Result 2439 states and 3337 transitions. [2024-12-02 15:44:55,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 15:44:55,045 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) Word has length 146 [2024-12-02 15:44:55,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:44:55,051 INFO L225 Difference]: With dead ends: 2439 [2024-12-02 15:44:55,051 INFO L226 Difference]: Without dead ends: 1772 [2024-12-02 15:44:55,052 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 554 GetRequests, 538 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2024-12-02 15:44:55,053 INFO L435 NwaCegarLoop]: 200 mSDtfsCounter, 427 mSDsluCounter, 767 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 427 SdHoareTripleChecker+Valid, 967 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 15:44:55,053 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [427 Valid, 967 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 15:44:55,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1772 states. [2024-12-02 15:44:55,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1772 to 1770. [2024-12-02 15:44:55,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1770 states, 1611 states have (on average 1.367473618870267) internal successors, (2203), 1615 states have internal predecessors, (2203), 104 states have call successors, (104), 54 states have call predecessors, (104), 54 states have return successors, (104), 100 states have call predecessors, (104), 104 states have call successors, (104) [2024-12-02 15:44:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1770 states to 1770 states and 2411 transitions. [2024-12-02 15:44:55,333 INFO L78 Accepts]: Start accepts. Automaton has 1770 states and 2411 transitions. Word has length 146 [2024-12-02 15:44:55,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:44:55,334 INFO L471 AbstractCegarLoop]: Abstraction has 1770 states and 2411 transitions. [2024-12-02 15:44:55,334 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 8 states have internal predecessors, (117), 4 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 4 states have call predecessors, (32), 4 states have call successors, (32) [2024-12-02 15:44:55,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2411 transitions. [2024-12-02 15:44:55,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-02 15:44:55,336 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:44:55,336 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:44:55,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-02 15:44:55,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Ended with exit code 0 [2024-12-02 15:44:55,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:44:55,736 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:44:55,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:44:55,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1080202786, now seen corresponding path program 1 times [2024-12-02 15:44:55,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:44:55,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [22584428] [2024-12-02 15:44:55,737 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:44:55,737 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:44:55,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:44:55,739 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:44:55,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (35)] Waiting until timeout for monitored process [2024-12-02 15:44:56,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:44:56,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-02 15:44:56,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:44:56,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-02 15:44:56,642 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 22 treesize of output 21 [2024-12-02 15:44:58,553 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 [2024-12-02 15:44:59,049 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:44:59,050 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 148 treesize of output 96 [2024-12-02 15:44:59,166 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 112 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-12-02 15:44:59,166 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:45:01,937 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-12-02 15:45:01,938 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 421 treesize of output 404 [2024-12-02 15:45:01,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 339 treesize of output 321 [2024-12-02 15:45:01,968 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:45:01,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 378 treesize of output 366 [2024-12-02 15:45:02,226 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 32 [2024-12-02 15:45:02,243 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 42 treesize of output 34 [2024-12-02 15:45:02,279 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 32 [2024-12-02 15:45:02,296 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 42 treesize of output 34 [2024-12-02 15:45:02,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 32 [2024-12-02 15:45:02,349 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 42 treesize of output 34 [2024-12-02 15:45:02,381 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-02 15:45:02,381 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:45:02,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [22584428] [2024-12-02 15:45:02,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [22584428] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 15:45:02,381 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:45:02,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2024-12-02 15:45:02,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546462466] [2024-12-02 15:45:02,381 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:45:02,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-12-02 15:45:02,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:45:02,383 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-12-02 15:45:02,383 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=398, Unknown=0, NotChecked=0, Total=506 [2024-12-02 15:45:02,383 INFO L87 Difference]: Start difference. First operand 1770 states and 2411 transitions. Second operand has 23 states, 21 states have (on average 6.714285714285714) internal successors, (141), 22 states have internal predecessors, (141), 6 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 5 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:45:05,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:45:05,589 INFO L93 Difference]: Finished difference Result 3666 states and 5056 transitions. [2024-12-02 15:45:05,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-02 15:45:05,590 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 21 states have (on average 6.714285714285714) internal successors, (141), 22 states have internal predecessors, (141), 6 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 5 states have call predecessors, (32), 6 states have call successors, (32) Word has length 146 [2024-12-02 15:45:05,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:45:05,596 INFO L225 Difference]: With dead ends: 3666 [2024-12-02 15:45:05,596 INFO L226 Difference]: Without dead ends: 3107 [2024-12-02 15:45:05,597 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 265 SyntacticMatches, 5 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 505 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=417, Invalid=1745, Unknown=0, NotChecked=0, Total=2162 [2024-12-02 15:45:05,597 INFO L435 NwaCegarLoop]: 269 mSDtfsCounter, 1079 mSDsluCounter, 3380 mSDsCounter, 0 mSdLazyCounter, 933 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1080 SdHoareTripleChecker+Valid, 3649 SdHoareTripleChecker+Invalid, 1003 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 15:45:05,597 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1080 Valid, 3649 Invalid, 1003 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 933 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 15:45:05,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3107 states. [2024-12-02 15:45:05,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3107 to 2044. [2024-12-02 15:45:05,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2044 states, 1885 states have (on average 1.3782493368700266) internal successors, (2598), 1889 states have internal predecessors, (2598), 104 states have call successors, (104), 54 states have call predecessors, (104), 54 states have return successors, (104), 100 states have call predecessors, (104), 104 states have call successors, (104) [2024-12-02 15:45:05,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 2044 states and 2806 transitions. [2024-12-02 15:45:05,880 INFO L78 Accepts]: Start accepts. Automaton has 2044 states and 2806 transitions. Word has length 146 [2024-12-02 15:45:05,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:45:05,880 INFO L471 AbstractCegarLoop]: Abstraction has 2044 states and 2806 transitions. [2024-12-02 15:45:05,880 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 21 states have (on average 6.714285714285714) internal successors, (141), 22 states have internal predecessors, (141), 6 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 5 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:45:05,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 2806 transitions. [2024-12-02 15:45:05,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-12-02 15:45:05,881 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:45:05,881 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:45:05,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (35)] Ended with exit code 0 [2024-12-02 15:45:06,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:06,081 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:45:06,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:45:06,082 INFO L85 PathProgramCache]: Analyzing trace with hash 975996840, now seen corresponding path program 1 times [2024-12-02 15:45:06,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:45:06,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [91037579] [2024-12-02 15:45:06,082 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:45:06,082 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:06,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:45:06,083 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:45:06,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2024-12-02 15:45:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:45:06,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-02 15:45:06,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:45:06,406 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 15:45:06,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-12-02 15:45:06,597 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:45:06,597 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:45:06,598 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:45:06,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [91037579] [2024-12-02 15:45:06,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [91037579] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:45:06,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:45:06,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 15:45:06,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098728336] [2024-12-02 15:45:06,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:45:06,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 15:45:06,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:45:06,599 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 15:45:06,599 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-12-02 15:45:06,599 INFO L87 Difference]: Start difference. First operand 2044 states and 2806 transitions. Second operand has 11 states, 11 states have (on average 6.454545454545454) internal successors, (71), 11 states have internal predecessors, (71), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:45:07,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:45:07,365 INFO L93 Difference]: Finished difference Result 3598 states and 4962 transitions. [2024-12-02 15:45:07,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 15:45:07,366 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.454545454545454) internal successors, (71), 11 states have internal predecessors, (71), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 148 [2024-12-02 15:45:07,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:45:07,372 INFO L225 Difference]: With dead ends: 3598 [2024-12-02 15:45:07,372 INFO L226 Difference]: Without dead ends: 2765 [2024-12-02 15:45:07,373 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=69, Invalid=311, Unknown=0, NotChecked=0, Total=380 [2024-12-02 15:45:07,373 INFO L435 NwaCegarLoop]: 302 mSDtfsCounter, 303 mSDsluCounter, 1840 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 2142 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 15:45:07,374 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 2142 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 15:45:07,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2765 states. [2024-12-02 15:45:07,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2765 to 2257. [2024-12-02 15:45:07,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2257 states, 2098 states have (on average 1.3851286939942802) internal successors, (2906), 2102 states have internal predecessors, (2906), 104 states have call successors, (104), 54 states have call predecessors, (104), 54 states have return successors, (104), 100 states have call predecessors, (104), 104 states have call successors, (104) [2024-12-02 15:45:07,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 2257 states and 3114 transitions. [2024-12-02 15:45:07,649 INFO L78 Accepts]: Start accepts. Automaton has 2257 states and 3114 transitions. Word has length 148 [2024-12-02 15:45:07,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:45:07,649 INFO L471 AbstractCegarLoop]: Abstraction has 2257 states and 3114 transitions. [2024-12-02 15:45:07,650 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.454545454545454) internal successors, (71), 11 states have internal predecessors, (71), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:45:07,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 3114 transitions. [2024-12-02 15:45:07,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-12-02 15:45:07,650 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:45:07,651 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:45:07,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Ended with exit code 0 [2024-12-02 15:45:07,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:07,851 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:45:07,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:45:07,851 INFO L85 PathProgramCache]: Analyzing trace with hash 582969830, now seen corresponding path program 1 times [2024-12-02 15:45:07,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:45:07,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [80574796] [2024-12-02 15:45:07,852 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:45:07,852 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:07,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:45:07,853 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:45:07,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (37)] Waiting until timeout for monitored process [2024-12-02 15:45:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:45:08,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-02 15:45:08,264 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:45:08,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 15:45:08,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-12-02 15:45:10,087 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 22 treesize of output 21 [2024-12-02 15:45:10,490 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:45:10,490 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 49 treesize of output 29 [2024-12-02 15:45:10,610 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 112 refuted. 0 times theorem prover too weak. 365 trivial. 0 not checked. [2024-12-02 15:45:10,610 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:45:13,497 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 345 treesize of output 325 [2024-12-02 15:45:13,612 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 32 [2024-12-02 15:45:13,627 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 42 treesize of output 34 [2024-12-02 15:45:13,669 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 32 [2024-12-02 15:45:13,686 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 42 treesize of output 34 [2024-12-02 15:45:13,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 32 [2024-12-02 15:45:13,747 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 42 treesize of output 34 [2024-12-02 15:45:13,783 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-02 15:45:13,784 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:45:13,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [80574796] [2024-12-02 15:45:13,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [80574796] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 15:45:13,784 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:45:13,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2024-12-02 15:45:13,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082658946] [2024-12-02 15:45:13,784 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:45:13,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-12-02 15:45:13,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:45:13,784 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-12-02 15:45:13,785 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=583, Unknown=0, NotChecked=0, Total=702 [2024-12-02 15:45:13,785 INFO L87 Difference]: Start difference. First operand 2257 states and 3114 transitions. Second operand has 27 states, 25 states have (on average 5.8) internal successors, (145), 26 states have internal predecessors, (145), 6 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 5 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:45:17,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:45:17,295 INFO L93 Difference]: Finished difference Result 4390 states and 6094 transitions. [2024-12-02 15:45:17,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-12-02 15:45:17,296 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 25 states have (on average 5.8) internal successors, (145), 26 states have internal predecessors, (145), 6 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 5 states have call predecessors, (32), 6 states have call successors, (32) Word has length 148 [2024-12-02 15:45:17,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:45:17,304 INFO L225 Difference]: With dead ends: 4390 [2024-12-02 15:45:17,304 INFO L226 Difference]: Without dead ends: 3344 [2024-12-02 15:45:17,306 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 264 SyntacticMatches, 5 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 653 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=469, Invalid=2393, Unknown=0, NotChecked=0, Total=2862 [2024-12-02 15:45:17,306 INFO L435 NwaCegarLoop]: 271 mSDtfsCounter, 893 mSDsluCounter, 4114 mSDsCounter, 0 mSdLazyCounter, 1155 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 908 SdHoareTripleChecker+Valid, 4385 SdHoareTripleChecker+Invalid, 1175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 1155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 15:45:17,307 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [908 Valid, 4385 Invalid, 1175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 1155 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 15:45:17,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3344 states. [2024-12-02 15:45:17,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3344 to 2263. [2024-12-02 15:45:17,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2263 states, 2104 states have (on average 1.3868821292775666) internal successors, (2918), 2108 states have internal predecessors, (2918), 104 states have call successors, (104), 54 states have call predecessors, (104), 54 states have return successors, (104), 100 states have call predecessors, (104), 104 states have call successors, (104) [2024-12-02 15:45:17,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 2263 states and 3126 transitions. [2024-12-02 15:45:17,584 INFO L78 Accepts]: Start accepts. Automaton has 2263 states and 3126 transitions. Word has length 148 [2024-12-02 15:45:17,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:45:17,584 INFO L471 AbstractCegarLoop]: Abstraction has 2263 states and 3126 transitions. [2024-12-02 15:45:17,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 25 states have (on average 5.8) internal successors, (145), 26 states have internal predecessors, (145), 6 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 5 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:45:17,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 3126 transitions. [2024-12-02 15:45:17,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-12-02 15:45:17,585 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:45:17,585 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:45:17,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (37)] Ended with exit code 0 [2024-12-02 15:45:17,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:17,786 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:45:17,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:45:17,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1266523376, now seen corresponding path program 1 times [2024-12-02 15:45:17,786 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:45:17,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [421450997] [2024-12-02 15:45:17,786 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:45:17,787 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:17,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:45:17,788 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:45:17,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Waiting until timeout for monitored process [2024-12-02 15:45:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:45:18,234 INFO L256 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 15:45:18,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:45:18,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-12-02 15:45:18,680 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 12 proven. 192 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 15:45:18,680 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:45:19,025 INFO L349 Elim1Store]: treesize reduction 4, result has 69.2 percent of original size [2024-12-02 15:45:19,025 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 22 treesize of output 21 [2024-12-02 15:45:19,108 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-02 15:45:19,108 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:45:19,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [421450997] [2024-12-02 15:45:19,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [421450997] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 15:45:19,108 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:45:19,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2024-12-02 15:45:19,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700200823] [2024-12-02 15:45:19,109 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:45:19,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 15:45:19,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:45:19,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 15:45:19,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-12-02 15:45:19,110 INFO L87 Difference]: Start difference. First operand 2263 states and 3126 transitions. Second operand has 12 states, 10 states have (on average 9.1) internal successors, (91), 12 states have internal predecessors, (91), 4 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 2 states have call predecessors, (32), 4 states have call successors, (32) [2024-12-02 15:45:20,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:45:20,449 INFO L93 Difference]: Finished difference Result 4488 states and 6158 transitions. [2024-12-02 15:45:20,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 15:45:20,449 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 9.1) internal successors, (91), 12 states have internal predecessors, (91), 4 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 2 states have call predecessors, (32), 4 states have call successors, (32) Word has length 153 [2024-12-02 15:45:20,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:45:20,454 INFO L225 Difference]: With dead ends: 4488 [2024-12-02 15:45:20,454 INFO L226 Difference]: Without dead ends: 2277 [2024-12-02 15:45:20,456 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 294 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=118, Invalid=344, Unknown=0, NotChecked=0, Total=462 [2024-12-02 15:45:20,456 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 369 mSDsluCounter, 869 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 369 SdHoareTripleChecker+Valid, 1044 SdHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 15:45:20,456 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [369 Valid, 1044 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 15:45:20,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2277 states. [2024-12-02 15:45:20,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2277 to 1993. [2024-12-02 15:45:20,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1993 states, 1848 states have (on average 1.3771645021645023) internal successors, (2545), 1850 states have internal predecessors, (2545), 89 states have call successors, (89), 55 states have call predecessors, (89), 55 states have return successors, (89), 87 states have call predecessors, (89), 89 states have call successors, (89) [2024-12-02 15:45:20,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1993 states and 2723 transitions. [2024-12-02 15:45:20,722 INFO L78 Accepts]: Start accepts. Automaton has 1993 states and 2723 transitions. Word has length 153 [2024-12-02 15:45:20,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:45:20,722 INFO L471 AbstractCegarLoop]: Abstraction has 1993 states and 2723 transitions. [2024-12-02 15:45:20,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 9.1) internal successors, (91), 12 states have internal predecessors, (91), 4 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 2 states have call predecessors, (32), 4 states have call successors, (32) [2024-12-02 15:45:20,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 2723 transitions. [2024-12-02 15:45:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-12-02 15:45:20,723 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:45:20,723 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:45:20,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Ended with exit code 0 [2024-12-02 15:45:20,924 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:20,924 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:45:20,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:45:20,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1148615263, now seen corresponding path program 1 times [2024-12-02 15:45:20,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:45:20,925 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1168143137] [2024-12-02 15:45:20,925 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:45:20,925 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:20,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:45:20,926 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:45:20,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Waiting until timeout for monitored process [2024-12-02 15:45:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:45:21,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 15:45:21,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:45:21,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-12-02 15:45:21,925 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 12 proven. 192 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 15:45:21,925 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:45:22,334 INFO L349 Elim1Store]: treesize reduction 4, result has 69.2 percent of original size [2024-12-02 15:45:22,334 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 22 treesize of output 21 [2024-12-02 15:45:22,407 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-02 15:45:22,407 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:45:22,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1168143137] [2024-12-02 15:45:22,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1168143137] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 15:45:22,407 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:45:22,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2024-12-02 15:45:22,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166433901] [2024-12-02 15:45:22,408 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:45:22,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 15:45:22,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:45:22,408 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 15:45:22,408 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-12-02 15:45:22,409 INFO L87 Difference]: Start difference. First operand 1993 states and 2723 transitions. Second operand has 12 states, 10 states have (on average 9.1) internal successors, (91), 12 states have internal predecessors, (91), 4 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 2 states have call predecessors, (32), 4 states have call successors, (32) [2024-12-02 15:45:23,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:45:23,655 INFO L93 Difference]: Finished difference Result 4116 states and 5599 transitions. [2024-12-02 15:45:23,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 15:45:23,655 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 9.1) internal successors, (91), 12 states have internal predecessors, (91), 4 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 2 states have call predecessors, (32), 4 states have call successors, (32) Word has length 153 [2024-12-02 15:45:23,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:45:23,659 INFO L225 Difference]: With dead ends: 4116 [2024-12-02 15:45:23,659 INFO L226 Difference]: Without dead ends: 2126 [2024-12-02 15:45:23,660 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 315 GetRequests, 294 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=118, Invalid=344, Unknown=0, NotChecked=0, Total=462 [2024-12-02 15:45:23,661 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 477 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 280 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 477 SdHoareTripleChecker+Valid, 847 SdHoareTripleChecker+Invalid, 338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 15:45:23,661 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [477 Valid, 847 Invalid, 338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 280 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 15:45:23,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2126 states. [2024-12-02 15:45:23,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2126 to 2064. [2024-12-02 15:45:23,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2064 states, 1919 states have (on average 1.372068785825951) internal successors, (2633), 1921 states have internal predecessors, (2633), 89 states have call successors, (89), 55 states have call predecessors, (89), 55 states have return successors, (89), 87 states have call predecessors, (89), 89 states have call successors, (89) [2024-12-02 15:45:23,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 2064 states and 2811 transitions. [2024-12-02 15:45:23,928 INFO L78 Accepts]: Start accepts. Automaton has 2064 states and 2811 transitions. Word has length 153 [2024-12-02 15:45:23,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:45:23,929 INFO L471 AbstractCegarLoop]: Abstraction has 2064 states and 2811 transitions. [2024-12-02 15:45:23,929 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 9.1) internal successors, (91), 12 states have internal predecessors, (91), 4 states have call successors, (32), 3 states have call predecessors, (32), 5 states have return successors, (32), 2 states have call predecessors, (32), 4 states have call successors, (32) [2024-12-02 15:45:23,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2811 transitions. [2024-12-02 15:45:23,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-12-02 15:45:23,929 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:45:23,929 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:45:23,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Ended with exit code 0 [2024-12-02 15:45:24,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:24,130 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:45:24,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:45:24,130 INFO L85 PathProgramCache]: Analyzing trace with hash -773023028, now seen corresponding path program 1 times [2024-12-02 15:45:24,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:45:24,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [335887472] [2024-12-02 15:45:24,131 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:45:24,131 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:24,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:45:24,132 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:45:24,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (40)] Waiting until timeout for monitored process [2024-12-02 15:45:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:45:24,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 15:45:24,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:45:24,597 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:45:24,597 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:45:24,597 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:45:24,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [335887472] [2024-12-02 15:45:24,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [335887472] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:45:24,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:45:24,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 15:45:24,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953452152] [2024-12-02 15:45:24,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:45:24,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 15:45:24,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:45:24,598 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 15:45:24,599 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:45:24,599 INFO L87 Difference]: Start difference. First operand 2064 states and 2811 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:45:26,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:45:26,191 INFO L93 Difference]: Finished difference Result 3864 states and 5316 transitions. [2024-12-02 15:45:26,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 15:45:26,192 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 154 [2024-12-02 15:45:26,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:45:26,196 INFO L225 Difference]: With dead ends: 3864 [2024-12-02 15:45:26,196 INFO L226 Difference]: Without dead ends: 2092 [2024-12-02 15:45:26,197 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 15:45:26,197 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 0 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 15:45:26,197 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 369 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 15:45:26,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2092 states. [2024-12-02 15:45:26,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2092 to 2092. [2024-12-02 15:45:26,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2092 states, 1947 states have (on average 1.3667180277349769) internal successors, (2661), 1949 states have internal predecessors, (2661), 89 states have call successors, (89), 55 states have call predecessors, (89), 55 states have return successors, (89), 87 states have call predecessors, (89), 89 states have call successors, (89) [2024-12-02 15:45:26,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 2092 states and 2839 transitions. [2024-12-02 15:45:26,463 INFO L78 Accepts]: Start accepts. Automaton has 2092 states and 2839 transitions. Word has length 154 [2024-12-02 15:45:26,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:45:26,463 INFO L471 AbstractCegarLoop]: Abstraction has 2092 states and 2839 transitions. [2024-12-02 15:45:26,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:45:26,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2839 transitions. [2024-12-02 15:45:26,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-12-02 15:45:26,464 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:45:26,464 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:45:26,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (40)] Ended with exit code 0 [2024-12-02 15:45:26,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:26,664 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:45:26,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:45:26,665 INFO L85 PathProgramCache]: Analyzing trace with hash -1882228493, now seen corresponding path program 1 times [2024-12-02 15:45:26,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:45:26,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [971720585] [2024-12-02 15:45:26,665 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:45:26,666 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:26,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:45:26,667 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:45:26,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (41)] Waiting until timeout for monitored process [2024-12-02 15:45:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:45:27,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 15:45:27,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:45:27,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-12-02 15:45:27,315 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:45:27,315 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:45:27,315 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:45:27,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [971720585] [2024-12-02 15:45:27,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [971720585] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:45:27,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:45:27,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:45:27,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037426427] [2024-12-02 15:45:27,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:45:27,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:45:27,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:45:27,316 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:45:27,316 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:45:27,317 INFO L87 Difference]: Start difference. First operand 2092 states and 2839 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:45:28,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:45:28,381 INFO L93 Difference]: Finished difference Result 3818 states and 5209 transitions. [2024-12-02 15:45:28,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:45:28,382 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 154 [2024-12-02 15:45:28,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:45:28,385 INFO L225 Difference]: With dead ends: 3818 [2024-12-02 15:45:28,385 INFO L226 Difference]: Without dead ends: 2146 [2024-12-02 15:45:28,387 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:45:28,387 INFO L435 NwaCegarLoop]: 275 mSDtfsCounter, 79 mSDsluCounter, 676 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 951 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 15:45:28,387 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 951 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 15:45:28,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2146 states. [2024-12-02 15:45:28,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2146 to 2092. [2024-12-02 15:45:28,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2092 states, 1947 states have (on average 1.3646635850025681) internal successors, (2657), 1949 states have internal predecessors, (2657), 89 states have call successors, (89), 55 states have call predecessors, (89), 55 states have return successors, (89), 87 states have call predecessors, (89), 89 states have call successors, (89) [2024-12-02 15:45:28,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 2092 states and 2835 transitions. [2024-12-02 15:45:28,658 INFO L78 Accepts]: Start accepts. Automaton has 2092 states and 2835 transitions. Word has length 154 [2024-12-02 15:45:28,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:45:28,658 INFO L471 AbstractCegarLoop]: Abstraction has 2092 states and 2835 transitions. [2024-12-02 15:45:28,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:45:28,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2835 transitions. [2024-12-02 15:45:28,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-12-02 15:45:28,659 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:45:28,659 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:45:28,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (41)] Ended with exit code 0 [2024-12-02 15:45:28,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:28,860 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:45:28,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:45:28,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1106805629, now seen corresponding path program 1 times [2024-12-02 15:45:28,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:45:28,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [79896473] [2024-12-02 15:45:28,861 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:45:28,861 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:28,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:45:28,862 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:45:28,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (42)] Waiting until timeout for monitored process [2024-12-02 15:45:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:45:29,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 15:45:29,324 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:45:29,389 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:45:29,389 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:45:29,389 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:45:29,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [79896473] [2024-12-02 15:45:29,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [79896473] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:45:29,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:45:29,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:45:29,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669273371] [2024-12-02 15:45:29,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:45:29,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:45:29,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:45:29,390 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:45:29,390 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:45:29,390 INFO L87 Difference]: Start difference. First operand 2092 states and 2835 transitions. Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:45:29,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:45:29,818 INFO L93 Difference]: Finished difference Result 3778 states and 5139 transitions. [2024-12-02 15:45:29,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:45:29,819 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 154 [2024-12-02 15:45:29,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:45:29,823 INFO L225 Difference]: With dead ends: 3778 [2024-12-02 15:45:29,823 INFO L226 Difference]: Without dead ends: 2106 [2024-12-02 15:45:29,824 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:45:29,825 INFO L435 NwaCegarLoop]: 204 mSDtfsCounter, 31 mSDsluCounter, 576 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 780 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:45:29,825 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 780 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:45:29,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2106 states. [2024-12-02 15:45:30,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2106 to 1998. [2024-12-02 15:45:30,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1998 states, 1853 states have (on average 1.3658931462493253) internal successors, (2531), 1855 states have internal predecessors, (2531), 89 states have call successors, (89), 55 states have call predecessors, (89), 55 states have return successors, (89), 87 states have call predecessors, (89), 89 states have call successors, (89) [2024-12-02 15:45:30,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1998 states and 2709 transitions. [2024-12-02 15:45:30,095 INFO L78 Accepts]: Start accepts. Automaton has 1998 states and 2709 transitions. Word has length 154 [2024-12-02 15:45:30,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:45:30,095 INFO L471 AbstractCegarLoop]: Abstraction has 1998 states and 2709 transitions. [2024-12-02 15:45:30,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:45:30,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 2709 transitions. [2024-12-02 15:45:30,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-02 15:45:30,096 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:45:30,096 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:45:30,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (42)] Ended with exit code 0 [2024-12-02 15:45:30,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:30,297 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:45:30,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:45:30,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1765713432, now seen corresponding path program 1 times [2024-12-02 15:45:30,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:45:30,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [484870971] [2024-12-02 15:45:30,298 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:45:30,298 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:30,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:45:30,299 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:45:30,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (43)] Waiting until timeout for monitored process [2024-12-02 15:45:30,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:45:30,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 15:45:30,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:45:30,938 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:45:30,938 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 93 treesize of output 33 [2024-12-02 15:45:30,977 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:45:30,978 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:45:30,978 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:45:30,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [484870971] [2024-12-02 15:45:30,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [484870971] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:45:30,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:45:30,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:45:30,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024164459] [2024-12-02 15:45:30,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:45:30,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:45:30,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:45:30,978 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:45:30,978 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:45:30,978 INFO L87 Difference]: Start difference. First operand 1998 states and 2709 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:45:35,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:45:35,833 INFO L93 Difference]: Finished difference Result 4070 states and 5612 transitions. [2024-12-02 15:45:35,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:45:35,834 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 164 [2024-12-02 15:45:35,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:45:35,838 INFO L225 Difference]: With dead ends: 4070 [2024-12-02 15:45:35,838 INFO L226 Difference]: Without dead ends: 2380 [2024-12-02 15:45:35,839 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:45:35,840 INFO L435 NwaCegarLoop]: 195 mSDtfsCounter, 37 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 624 SdHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-12-02 15:45:35,840 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 624 Invalid, 228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 227 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-12-02 15:45:35,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2380 states. [2024-12-02 15:45:36,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2380 to 2026. [2024-12-02 15:45:36,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2026 states, 1881 states have (on average 1.3604465709728868) internal successors, (2559), 1883 states have internal predecessors, (2559), 89 states have call successors, (89), 55 states have call predecessors, (89), 55 states have return successors, (89), 87 states have call predecessors, (89), 89 states have call successors, (89) [2024-12-02 15:45:36,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 2026 states and 2737 transitions. [2024-12-02 15:45:36,111 INFO L78 Accepts]: Start accepts. Automaton has 2026 states and 2737 transitions. Word has length 164 [2024-12-02 15:45:36,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:45:36,111 INFO L471 AbstractCegarLoop]: Abstraction has 2026 states and 2737 transitions. [2024-12-02 15:45:36,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:45:36,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 2737 transitions. [2024-12-02 15:45:36,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-02 15:45:36,112 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:45:36,112 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:45:36,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (43)] Ended with exit code 0 [2024-12-02 15:45:36,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:36,313 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:45:36,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:45:36,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1371346646, now seen corresponding path program 1 times [2024-12-02 15:45:36,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:45:36,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [858362607] [2024-12-02 15:45:36,314 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:45:36,314 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:36,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:45:36,315 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:45:36,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (44)] Waiting until timeout for monitored process [2024-12-02 15:45:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:45:36,979 INFO L256 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 15:45:36,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:45:37,211 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:45:37,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 179 treesize of output 111 [2024-12-02 15:45:37,321 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-02 15:45:37,321 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 15:45:37,321 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:45:37,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [858362607] [2024-12-02 15:45:37,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [858362607] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 15:45:37,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 15:45:37,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 15:45:37,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880895989] [2024-12-02 15:45:37,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 15:45:37,322 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 15:45:37,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:45:37,322 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 15:45:37,322 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 15:45:37,323 INFO L87 Difference]: Start difference. First operand 2026 states and 2737 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:45:41,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:45:41,228 INFO L93 Difference]: Finished difference Result 3790 states and 5137 transitions. [2024-12-02 15:45:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:45:41,231 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 164 [2024-12-02 15:45:41,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:45:41,236 INFO L225 Difference]: With dead ends: 3790 [2024-12-02 15:45:41,236 INFO L226 Difference]: Without dead ends: 2192 [2024-12-02 15:45:41,238 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 15:45:41,238 INFO L435 NwaCegarLoop]: 218 mSDtfsCounter, 45 mSDsluCounter, 532 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 750 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-12-02 15:45:41,238 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 750 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-12-02 15:45:41,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2192 states. [2024-12-02 15:45:41,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2192 to 2062. [2024-12-02 15:45:41,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2062 states, 1917 states have (on average 1.3641105894627021) internal successors, (2615), 1919 states have internal predecessors, (2615), 89 states have call successors, (89), 55 states have call predecessors, (89), 55 states have return successors, (89), 87 states have call predecessors, (89), 89 states have call successors, (89) [2024-12-02 15:45:41,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 2062 states and 2793 transitions. [2024-12-02 15:45:41,536 INFO L78 Accepts]: Start accepts. Automaton has 2062 states and 2793 transitions. Word has length 164 [2024-12-02 15:45:41,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:45:41,536 INFO L471 AbstractCegarLoop]: Abstraction has 2062 states and 2793 transitions. [2024-12-02 15:45:41,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 5 states have internal predecessors, (87), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-12-02 15:45:41,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 2793 transitions. [2024-12-02 15:45:41,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-12-02 15:45:41,537 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:45:41,537 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:45:41,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (44)] Ended with exit code 0 [2024-12-02 15:45:41,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:41,738 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:45:41,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:45:41,738 INFO L85 PathProgramCache]: Analyzing trace with hash 2114274024, now seen corresponding path program 1 times [2024-12-02 15:45:41,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:45:41,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1910320195] [2024-12-02 15:45:41,738 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:45:41,739 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:41,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:45:41,740 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:45:41,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (45)] Waiting until timeout for monitored process [2024-12-02 15:45:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:45:42,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 15:45:42,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:45:44,261 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-12-02 15:45:44,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 59 [2024-12-02 15:45:44,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:45:44,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 62 [2024-12-02 15:45:44,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 19 treesize of output 4 [2024-12-02 15:45:44,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:45:44,509 INFO L349 Elim1Store]: treesize reduction 78, result has 25.7 percent of original size [2024-12-02 15:45:44,509 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 42 treesize of output 84 [2024-12-02 15:45:44,671 INFO L349 Elim1Store]: treesize reduction 16, result has 55.6 percent of original size [2024-12-02 15:45:44,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 31 [2024-12-02 15:45:44,870 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:45:44,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 46 treesize of output 26 [2024-12-02 15:45:44,908 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 12 proven. 192 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 15:45:44,908 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:45:49,218 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:45:49,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1910320195] [2024-12-02 15:45:49,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1910320195] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:45:49,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1290897062] [2024-12-02 15:45:49,219 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:45:49,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:45:49,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:45:49,220 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:45:49,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-02 15:45:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:45:52,043 INFO L256 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-02 15:45:52,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:45:52,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 15:45:54,326 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-12-02 15:45:54,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 59 [2024-12-02 15:45:54,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:45:54,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 62 [2024-12-02 15:45:54,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 19 treesize of output 4 [2024-12-02 15:45:54,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:45:54,590 INFO L349 Elim1Store]: treesize reduction 78, result has 25.7 percent of original size [2024-12-02 15:45:54,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 42 treesize of output 84 [2024-12-02 15:45:54,728 INFO L349 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2024-12-02 15:45:54,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 43 [2024-12-02 15:45:54,995 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 0 case distinctions, treesize of input 46 treesize of output 26 [2024-12-02 15:45:55,033 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 12 proven. 192 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 15:45:55,033 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:45:55,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1290897062] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:45:55,218 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:45:55,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2024-12-02 15:45:55,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84114276] [2024-12-02 15:45:55,218 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:45:55,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-12-02 15:45:55,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:45:55,219 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-12-02 15:45:55,219 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=312, Unknown=1, NotChecked=0, Total=380 [2024-12-02 15:45:55,219 INFO L87 Difference]: Start difference. First operand 2062 states and 2793 transitions. Second operand has 18 states, 16 states have (on average 9.125) internal successors, (146), 15 states have internal predecessors, (146), 6 states have call successors, (32), 6 states have call predecessors, (32), 6 states have return successors, (32), 4 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:45:56,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:45:56,961 INFO L93 Difference]: Finished difference Result 3669 states and 4942 transitions. [2024-12-02 15:45:56,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 15:45:56,962 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 9.125) internal successors, (146), 15 states have internal predecessors, (146), 6 states have call successors, (32), 6 states have call predecessors, (32), 6 states have return successors, (32), 4 states have call predecessors, (32), 6 states have call successors, (32) Word has length 164 [2024-12-02 15:45:56,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:45:56,965 INFO L225 Difference]: With dead ends: 3669 [2024-12-02 15:45:56,965 INFO L226 Difference]: Without dead ends: 1851 [2024-12-02 15:45:56,966 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 447 GetRequests, 413 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=280, Invalid=909, Unknown=1, NotChecked=0, Total=1190 [2024-12-02 15:45:56,967 INFO L435 NwaCegarLoop]: 210 mSDtfsCounter, 772 mSDsluCounter, 1344 mSDsCounter, 0 mSdLazyCounter, 482 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 772 SdHoareTripleChecker+Valid, 1554 SdHoareTripleChecker+Invalid, 571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 15:45:56,967 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [772 Valid, 1554 Invalid, 571 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 482 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 15:45:56,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1851 states. [2024-12-02 15:45:57,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1851 to 1520. [2024-12-02 15:45:57,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1520 states, 1400 states have (on average 1.34) internal successors, (1876), 1401 states have internal predecessors, (1876), 73 states have call successors, (73), 46 states have call predecessors, (73), 46 states have return successors, (73), 72 states have call predecessors, (73), 73 states have call successors, (73) [2024-12-02 15:45:57,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1520 states and 2022 transitions. [2024-12-02 15:45:57,218 INFO L78 Accepts]: Start accepts. Automaton has 1520 states and 2022 transitions. Word has length 164 [2024-12-02 15:45:57,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:45:57,219 INFO L471 AbstractCegarLoop]: Abstraction has 1520 states and 2022 transitions. [2024-12-02 15:45:57,219 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 16 states have (on average 9.125) internal successors, (146), 15 states have internal predecessors, (146), 6 states have call successors, (32), 6 states have call predecessors, (32), 6 states have return successors, (32), 4 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 15:45:57,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 2022 transitions. [2024-12-02 15:45:57,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2024-12-02 15:45:57,220 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:45:57,220 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:45:57,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-02 15:45:57,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (45)] Ended with exit code 0 [2024-12-02 15:45:57,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,45 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:57,621 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:45:57,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:45:57,621 INFO L85 PathProgramCache]: Analyzing trace with hash 699934569, now seen corresponding path program 1 times [2024-12-02 15:45:57,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:45:57,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [621034131] [2024-12-02 15:45:57,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:45:57,622 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:45:57,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:45:57,623 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:45:57,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (47)] Waiting until timeout for monitored process [2024-12-02 15:45:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:45:58,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 15:45:58,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:45:58,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-12-02 15:45:59,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2049 backedges. 9 proven. 1080 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2024-12-02 15:45:59,542 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:46:00,536 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-12-02 15:46:00,536 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 18 treesize of output 17 [2024-12-02 15:46:00,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2049 backedges. 9 proven. 56 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 15:46:00,963 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:46:00,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [621034131] [2024-12-02 15:46:00,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [621034131] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 15:46:00,963 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:46:00,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 8 [2024-12-02 15:46:00,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497406604] [2024-12-02 15:46:00,963 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:46:00,963 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 15:46:00,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:46:00,964 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 15:46:00,964 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-12-02 15:46:00,964 INFO L87 Difference]: Start difference. First operand 1520 states and 2022 transitions. Second operand has 8 states, 8 states have (on average 21.0) internal successors, (168), 8 states have internal predecessors, (168), 3 states have call successors, (64), 3 states have call predecessors, (64), 3 states have return successors, (64), 3 states have call predecessors, (64), 3 states have call successors, (64) [2024-12-02 15:46:01,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:46:01,497 INFO L93 Difference]: Finished difference Result 1942 states and 2512 transitions. [2024-12-02 15:46:01,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 15:46:01,498 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.0) internal successors, (168), 8 states have internal predecessors, (168), 3 states have call successors, (64), 3 states have call predecessors, (64), 3 states have return successors, (64), 3 states have call predecessors, (64), 3 states have call successors, (64) Word has length 276 [2024-12-02 15:46:01,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:46:01,500 INFO L225 Difference]: With dead ends: 1942 [2024-12-02 15:46:01,500 INFO L226 Difference]: Without dead ends: 595 [2024-12-02 15:46:01,501 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 555 GetRequests, 545 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2024-12-02 15:46:01,501 INFO L435 NwaCegarLoop]: 115 mSDtfsCounter, 271 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 15:46:01,501 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [271 Valid, 196 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 15:46:01,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2024-12-02 15:46:01,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 470. [2024-12-02 15:46:01,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 391 states have (on average 1.145780051150895) internal successors, (448), 391 states have internal predecessors, (448), 48 states have call successors, (48), 30 states have call predecessors, (48), 30 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 15:46:01,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 544 transitions. [2024-12-02 15:46:01,683 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 544 transitions. Word has length 276 [2024-12-02 15:46:01,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:46:01,683 INFO L471 AbstractCegarLoop]: Abstraction has 470 states and 544 transitions. [2024-12-02 15:46:01,683 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.0) internal successors, (168), 8 states have internal predecessors, (168), 3 states have call successors, (64), 3 states have call predecessors, (64), 3 states have return successors, (64), 3 states have call predecessors, (64), 3 states have call successors, (64) [2024-12-02 15:46:01,683 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 544 transitions. [2024-12-02 15:46:01,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-12-02 15:46:01,684 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:46:01,685 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:46:01,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (47)] Ended with exit code 0 [2024-12-02 15:46:01,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:46:01,885 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:46:01,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:46:01,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1394836742, now seen corresponding path program 1 times [2024-12-02 15:46:01,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:46:01,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [262953772] [2024-12-02 15:46:01,886 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:46:01,886 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:46:01,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:46:01,888 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:46:01,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (48)] Waiting until timeout for monitored process [2024-12-02 15:46:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:46:02,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-02 15:46:02,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:46:02,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-02 15:46:03,144 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 22 treesize of output 21 [2024-12-02 15:46:05,913 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 [2024-12-02 15:46:06,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 28 [2024-12-02 15:46:07,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 36 [2024-12-02 15:46:09,933 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:46:09,933 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 102 treesize of output 66 [2024-12-02 15:46:10,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2057 backedges. 98 proven. 1229 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2024-12-02 15:46:10,070 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:46:11,518 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:46:11,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [262953772] [2024-12-02 15:46:11,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [262953772] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:46:11,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1539818657] [2024-12-02 15:46:11,518 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:46:11,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:46:11,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:46:11,520 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:46:11,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-02 15:46:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:46:14,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-12-02 15:46:14,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:46:14,338 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 [2024-12-02 15:46:15,025 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2024-12-02 15:46:18,395 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 [2024-12-02 15:46:19,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 36 [2024-12-02 15:46:20,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 40 [2024-12-02 15:46:24,246 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 110 treesize of output 70 [2024-12-02 15:46:24,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2057 backedges. 9 proven. 1318 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2024-12-02 15:46:24,267 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:46:25,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1539818657] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:46:25,498 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:46:25,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19] total 32 [2024-12-02 15:46:25,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963865344] [2024-12-02 15:46:25,498 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:46:25,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-12-02 15:46:25,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:46:25,499 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-12-02 15:46:25,499 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=1234, Unknown=0, NotChecked=0, Total=1406 [2024-12-02 15:46:25,499 INFO L87 Difference]: Start difference. First operand 470 states and 544 transitions. Second operand has 33 states, 29 states have (on average 9.655172413793103) internal successors, (280), 29 states have internal predecessors, (280), 12 states have call successors, (64), 8 states have call predecessors, (64), 12 states have return successors, (64), 12 states have call predecessors, (64), 12 states have call successors, (64) [2024-12-02 15:46:28,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:46:28,078 INFO L93 Difference]: Finished difference Result 692 states and 797 transitions. [2024-12-02 15:46:28,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-02 15:46:28,078 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 29 states have (on average 9.655172413793103) internal successors, (280), 29 states have internal predecessors, (280), 12 states have call successors, (64), 8 states have call predecessors, (64), 12 states have return successors, (64), 12 states have call predecessors, (64), 12 states have call successors, (64) Word has length 286 [2024-12-02 15:46:28,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:46:28,080 INFO L225 Difference]: With dead ends: 692 [2024-12-02 15:46:28,080 INFO L226 Difference]: Without dead ends: 510 [2024-12-02 15:46:28,081 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 843 GetRequests, 789 SyntacticMatches, 1 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=456, Invalid=2514, Unknown=0, NotChecked=0, Total=2970 [2024-12-02 15:46:28,081 INFO L435 NwaCegarLoop]: 99 mSDtfsCounter, 290 mSDsluCounter, 1023 mSDsCounter, 0 mSdLazyCounter, 666 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 305 SdHoareTripleChecker+Valid, 1122 SdHoareTripleChecker+Invalid, 724 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 15:46:28,081 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [305 Valid, 1122 Invalid, 724 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 666 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 15:46:28,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2024-12-02 15:46:28,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 470. [2024-12-02 15:46:28,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 470 states, 391 states have (on average 1.145780051150895) internal successors, (448), 391 states have internal predecessors, (448), 48 states have call successors, (48), 30 states have call predecessors, (48), 30 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-12-02 15:46:28,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 544 transitions. [2024-12-02 15:46:28,261 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 544 transitions. Word has length 286 [2024-12-02 15:46:28,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:46:28,261 INFO L471 AbstractCegarLoop]: Abstraction has 470 states and 544 transitions. [2024-12-02 15:46:28,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 29 states have (on average 9.655172413793103) internal successors, (280), 29 states have internal predecessors, (280), 12 states have call successors, (64), 8 states have call predecessors, (64), 12 states have return successors, (64), 12 states have call predecessors, (64), 12 states have call successors, (64) [2024-12-02 15:46:28,261 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 544 transitions. [2024-12-02 15:46:28,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-12-02 15:46:28,262 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:46:28,262 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:46:28,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-02 15:46:28,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (48)] Ended with exit code 0 [2024-12-02 15:46:28,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,48 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:46:28,663 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:46:28,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:46:28,663 INFO L85 PathProgramCache]: Analyzing trace with hash -1603449460, now seen corresponding path program 1 times [2024-12-02 15:46:28,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:46:28,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [751202818] [2024-12-02 15:46:28,664 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:46:28,664 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:46:28,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:46:28,665 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:46:28,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (50)] Waiting until timeout for monitored process [2024-12-02 15:46:29,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:46:29,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-02 15:46:29,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:46:29,555 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-12-02 15:46:29,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-12-02 15:46:32,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-12-02 15:46:33,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 24 [2024-12-02 15:46:33,332 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:46:33,332 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 29 treesize of output 31 [2024-12-02 15:46:34,841 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:46:34,841 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 48 treesize of output 28 [2024-12-02 15:46:34,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2057 backedges. 6 proven. 1203 refuted. 0 times theorem prover too weak. 848 trivial. 0 not checked. [2024-12-02 15:46:34,864 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:46:35,118 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:46:35,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [751202818] [2024-12-02 15:46:35,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [751202818] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:46:35,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [366601107] [2024-12-02 15:46:35,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:46:35,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:46:35,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:46:35,120 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:46:35,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-02 15:46:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:46:37,428 INFO L256 TraceCheckSpWp]: Trace formula consists of 595 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-02 15:46:37,446 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:46:37,582 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 [2024-12-02 15:46:38,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-12-02 15:46:41,158 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-12-02 15:46:41,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2024-12-02 15:46:42,031 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 [2024-12-02 15:46:43,511 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 24 [2024-12-02 15:46:43,519 INFO L134 CoverageAnalysis]: Checked inductivity of 2057 backedges. 6 proven. 1203 refuted. 0 times theorem prover too weak. 848 trivial. 0 not checked. [2024-12-02 15:46:43,519 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:46:43,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [366601107] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:46:43,788 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:46:43,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 12 [2024-12-02 15:46:43,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011543986] [2024-12-02 15:46:43,788 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:46:43,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 15:46:43,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:46:43,789 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 15:46:43,789 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-12-02 15:46:43,789 INFO L87 Difference]: Start difference. First operand 470 states and 544 transitions. Second operand has 13 states, 13 states have (on average 20.307692307692307) internal successors, (264), 12 states have internal predecessors, (264), 6 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 6 states have call predecessors, (64), 6 states have call successors, (64) [2024-12-02 15:46:44,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:46:44,468 INFO L93 Difference]: Finished difference Result 794 states and 920 transitions. [2024-12-02 15:46:44,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 15:46:44,469 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 20.307692307692307) internal successors, (264), 12 states have internal predecessors, (264), 6 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 6 states have call predecessors, (64), 6 states have call successors, (64) Word has length 288 [2024-12-02 15:46:44,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:46:44,470 INFO L225 Difference]: With dead ends: 794 [2024-12-02 15:46:44,470 INFO L226 Difference]: Without dead ends: 470 [2024-12-02 15:46:44,471 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 837 GetRequests, 819 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=108, Invalid=198, Unknown=0, NotChecked=0, Total=306 [2024-12-02 15:46:44,471 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 152 mSDsluCounter, 195 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 15:46:44,471 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 312 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 15:46:44,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2024-12-02 15:46:44,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 327. [2024-12-02 15:46:44,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 274 states have (on average 1.135036496350365) internal successors, (311), 274 states have internal predecessors, (311), 32 states have call successors, (32), 20 states have call predecessors, (32), 20 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 15:46:44,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 375 transitions. [2024-12-02 15:46:44,620 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 375 transitions. Word has length 288 [2024-12-02 15:46:44,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:46:44,621 INFO L471 AbstractCegarLoop]: Abstraction has 327 states and 375 transitions. [2024-12-02 15:46:44,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 20.307692307692307) internal successors, (264), 12 states have internal predecessors, (264), 6 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 6 states have call predecessors, (64), 6 states have call successors, (64) [2024-12-02 15:46:44,621 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 375 transitions. [2024-12-02 15:46:44,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-12-02 15:46:44,622 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 15:46:44,622 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:46:44,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-02 15:46:44,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (50)] Ended with exit code 0 [2024-12-02 15:46:45,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,50 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:46:45,023 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 15:46:45,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 15:46:45,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1996476470, now seen corresponding path program 1 times [2024-12-02 15:46:45,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 15:46:45,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [107098988] [2024-12-02 15:46:45,023 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:46:45,024 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 15:46:45,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 15:46:45,025 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 15:46:45,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (52)] Waiting until timeout for monitored process [2024-12-02 15:46:45,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:46:45,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-02 15:46:45,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:46:45,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-12-02 15:46:46,151 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 26 treesize of output 25 [2024-12-02 15:46:48,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 36 [2024-12-02 15:46:49,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 40 [2024-12-02 15:46:50,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:46:50,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 15:46:50,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 32 [2024-12-02 15:46:53,183 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 15:46:53,183 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 52 treesize of output 28 [2024-12-02 15:46:53,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2057 backedges. 98 proven. 1229 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2024-12-02 15:46:53,407 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:46:55,510 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 15:46:55,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [107098988] [2024-12-02 15:46:55,510 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [107098988] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:46:55,510 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [186862343] [2024-12-02 15:46:55,510 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 15:46:55,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 15:46:55,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 15:46:55,512 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 15:46:55,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-02 15:46:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 15:46:58,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-12-02 15:46:58,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 15:46:58,382 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 [2024-12-02 15:46:59,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 17 [2024-12-02 15:47:01,837 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 22 treesize of output 21 [2024-12-02 15:47:02,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 17 [2024-12-02 15:47:03,566 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 [2024-12-02 15:47:06,740 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 57 treesize of output 33 [2024-12-02 15:47:06,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2057 backedges. 9 proven. 1318 refuted. 0 times theorem prover too weak. 730 trivial. 0 not checked. [2024-12-02 15:47:06,766 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 15:47:08,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [186862343] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 15:47:08,490 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 15:47:08,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20] total 35 [2024-12-02 15:47:08,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301919246] [2024-12-02 15:47:08,490 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 15:47:08,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-12-02 15:47:08,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 15:47:08,492 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-12-02 15:47:08,492 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=1641, Unknown=0, NotChecked=0, Total=1806 [2024-12-02 15:47:08,492 INFO L87 Difference]: Start difference. First operand 327 states and 375 transitions. Second operand has 36 states, 32 states have (on average 8.84375) internal successors, (283), 32 states have internal predecessors, (283), 12 states have call successors, (64), 8 states have call predecessors, (64), 12 states have return successors, (64), 12 states have call predecessors, (64), 12 states have call successors, (64) [2024-12-02 15:47:12,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 15:47:12,452 INFO L93 Difference]: Finished difference Result 524 states and 599 transitions. [2024-12-02 15:47:12,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-12-02 15:47:12,453 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 32 states have (on average 8.84375) internal successors, (283), 32 states have internal predecessors, (283), 12 states have call successors, (64), 8 states have call predecessors, (64), 12 states have return successors, (64), 12 states have call predecessors, (64), 12 states have call successors, (64) Word has length 288 [2024-12-02 15:47:12,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 15:47:12,454 INFO L225 Difference]: With dead ends: 524 [2024-12-02 15:47:12,454 INFO L226 Difference]: Without dead ends: 0 [2024-12-02 15:47:12,455 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 858 GetRequests, 791 SyntacticMatches, 2 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1181 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=585, Invalid=3837, Unknown=0, NotChecked=0, Total=4422 [2024-12-02 15:47:12,455 INFO L435 NwaCegarLoop]: 93 mSDtfsCounter, 541 mSDsluCounter, 1273 mSDsCounter, 0 mSdLazyCounter, 913 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 541 SdHoareTripleChecker+Valid, 1366 SdHoareTripleChecker+Invalid, 1105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 913 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 15:47:12,455 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [541 Valid, 1366 Invalid, 1105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 913 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 15:47:12,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-12-02 15:47:12,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-12-02 15:47:12,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 15:47:12,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-12-02 15:47:12,456 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 288 [2024-12-02 15:47:12,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 15:47:12,456 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-12-02 15:47:12,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 32 states have (on average 8.84375) internal successors, (283), 32 states have internal predecessors, (283), 12 states have call successors, (64), 8 states have call predecessors, (64), 12 states have return successors, (64), 12 states have call predecessors, (64), 12 states have call successors, (64) [2024-12-02 15:47:12,457 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-12-02 15:47:12,457 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-02 15:47:12,459 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 15:47:12,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (52)] Ended with exit code 0 [2024-12-02 15:47:12,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-02 15:47:12,859 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,53 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_871b5135-5217-4bd4-92e0-a5db86c186fe/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 15:47:12,862 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 15:47:12,863 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.