./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 ab1505ae670373b6c322e0c16a487a3f348c7a8c6cd3865cdae18d40153ca8fc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 09:03:44,083 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 09:03:44,139 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 09:03:44,144 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 09:03:44,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 09:03:44,165 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 09:03:44,165 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 09:03:44,166 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 09:03:44,166 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 09:03:44,166 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 09:03:44,166 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 09:03:44,166 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 09:03:44,167 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 09:03:44,167 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 09:03:44,167 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 09:03:44,167 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 09:03:44,167 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 09:03:44,167 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 09:03:44,167 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 09:03:44,167 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 09:03:44,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 09:03:44,167 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 09:03:44,168 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 09:03:44,168 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 09:03:44,168 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 09:03:44,168 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 09:03:44,168 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 09:03:44,168 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 09:03:44,168 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 09:03:44,168 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 09:03:44,168 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 09:03:44,168 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 09:03:44,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:03:44,169 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 09:03:44,169 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 09:03:44,169 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 09:03:44,169 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 09:03:44,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:03:44,169 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 09:03:44,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 09:03:44,169 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 09:03:44,169 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 09:03:44,169 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 09:03:44,169 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 09:03:44,169 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 09:03:44,169 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 09:03:44,170 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 09:03:44,170 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 09:03:44,170 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_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 -> ab1505ae670373b6c322e0c16a487a3f348c7a8c6cd3865cdae18d40153ca8fc [2024-12-02 09:03:44,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 09:03:44,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 09:03:44,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 09:03:44,428 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 09:03:44,428 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 09:03:44,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i [2024-12-02 09:03:47,051 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/data/0ab796727/355b02cc401f43c4ad68d2401d1ddc83/FLAG877cb7935 [2024-12-02 09:03:47,270 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 09:03:47,271 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i [2024-12-02 09:03:47,280 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/data/0ab796727/355b02cc401f43c4ad68d2401d1ddc83/FLAG877cb7935 [2024-12-02 09:03:47,292 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/data/0ab796727/355b02cc401f43c4ad68d2401d1ddc83 [2024-12-02 09:03:47,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 09:03:47,294 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 09:03:47,295 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 09:03:47,295 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 09:03:47,298 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 09:03:47,299 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,299 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64e5f74d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47, skipping insertion in model container [2024-12-02 09:03:47,300 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,318 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 09:03:47,452 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_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i[917,930] [2024-12-02 09:03:47,511 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 09:03:47,522 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 09:03:47,531 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_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i[917,930] [2024-12-02 09:03:47,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 09:03:47,578 INFO L204 MainTranslator]: Completed translation [2024-12-02 09:03:47,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47 WrapperNode [2024-12-02 09:03:47,579 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 09:03:47,579 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 09:03:47,579 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 09:03:47,580 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 09:03:47,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,595 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,628 INFO L138 Inliner]: procedures = 29, calls = 146, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 487 [2024-12-02 09:03:47,628 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 09:03:47,629 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 09:03:47,629 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 09:03:47,629 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 09:03:47,637 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,642 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,663 INFO L175 MemorySlicer]: Split 115 memory accesses to 6 slices as follows [2, 8, 34, 31, 23, 17]. 30 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 1, 4, 4, 1, 3]. The 15 writes are split as follows [0, 1, 4, 5, 1, 4]. [2024-12-02 09:03:47,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,680 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,682 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,686 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,689 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,691 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,696 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 09:03:47,697 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 09:03:47,697 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 09:03:47,697 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 09:03:47,698 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (1/1) ... [2024-12-02 09:03:47,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:03:47,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:03:47,721 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 09:03:47,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 09:03:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 09:03:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 09:03:47,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 09:03:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 09:03:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 09:03:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 09:03:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 09:03:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-12-02 09:03:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-12-02 09:03:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-12-02 09:03:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-12-02 09:03:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-12-02 09:03:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-12-02 09:03:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-12-02 09:03:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-12-02 09:03:47,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-12-02 09:03:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-12-02 09:03:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-12-02 09:03:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-12-02 09:03:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 09:03:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 09:03:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 09:03:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 09:03:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 09:03:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 09:03:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-12-02 09:03:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-12-02 09:03:47,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-12-02 09:03:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-12-02 09:03:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-12-02 09:03:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-12-02 09:03:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 09:03:47,747 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 09:03:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 09:03:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 09:03:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 09:03:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 09:03:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 09:03:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 09:03:47,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 09:03:47,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 09:03:47,877 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 09:03:47,878 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 09:03:48,307 INFO L? ?]: Removed 126 outVars from TransFormulas that were not future-live. [2024-12-02 09:03:48,307 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 09:03:48,317 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 09:03:48,318 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 09:03:48,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:03:48 BoogieIcfgContainer [2024-12-02 09:03:48,318 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 09:03:48,320 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 09:03:48,320 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 09:03:48,323 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 09:03:48,324 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 09:03:47" (1/3) ... [2024-12-02 09:03:48,324 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@586266ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:03:48, skipping insertion in model container [2024-12-02 09:03:48,324 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:03:47" (2/3) ... [2024-12-02 09:03:48,324 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@586266ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:03:48, skipping insertion in model container [2024-12-02 09:03:48,325 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:03:48" (3/3) ... [2024-12-02 09:03:48,326 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-13.i [2024-12-02 09:03:48,340 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 09:03:48,341 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-13.i that has 2 procedures, 112 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 09:03:48,394 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 09:03:48,421 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;@7f4146bf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 09:03:48,421 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 09:03:48,425 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 94 states have (on average 1.446808510638298) internal successors, (136), 95 states have internal predecessors, (136), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-12-02 09:03:48,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 09:03:48,435 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:48,436 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:48,436 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:48,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:48,441 INFO L85 PathProgramCache]: Analyzing trace with hash 937167592, now seen corresponding path program 1 times [2024-12-02 09:03:48,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:48,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295020200] [2024-12-02 09:03:48,449 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:48,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:48,701 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-12-02 09:03:48,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:48,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295020200] [2024-12-02 09:03:48,702 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295020200] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:03:48,702 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [28907624] [2024-12-02 09:03:48,702 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:48,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:03:48,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:03:48,705 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:03:48,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 09:03:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:48,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 09:03:48,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:03:48,961 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-12-02 09:03:48,961 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:03:48,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [28907624] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:48,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:03:48,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 09:03:48,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289856817] [2024-12-02 09:03:48,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:48,967 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 09:03:48,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:48,985 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 09:03:48,985 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 09:03:48,987 INFO L87 Difference]: Start difference. First operand has 112 states, 94 states have (on average 1.446808510638298) internal successors, (136), 95 states have internal predecessors, (136), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:03:49,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:49,009 INFO L93 Difference]: Finished difference Result 217 states and 341 transitions. [2024-12-02 09:03:49,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 09:03:49,011 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2024-12-02 09:03:49,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:49,016 INFO L225 Difference]: With dead ends: 217 [2024-12-02 09:03:49,017 INFO L226 Difference]: Without dead ends: 108 [2024-12-02 09:03:49,020 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 09:03:49,023 INFO L435 NwaCegarLoop]: 159 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:49,023 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:03:49,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-12-02 09:03:49,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-12-02 09:03:49,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 91 states have (on average 1.4175824175824177) internal successors, (129), 91 states have internal predecessors, (129), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-12-02 09:03:49,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 159 transitions. [2024-12-02 09:03:49,056 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 159 transitions. Word has length 131 [2024-12-02 09:03:49,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:49,056 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 159 transitions. [2024-12-02 09:03:49,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.5) internal successors, (61), 2 states have internal predecessors, (61), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:03:49,056 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 159 transitions. [2024-12-02 09:03:49,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 09:03:49,059 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:49,059 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:49,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 09:03:49,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 09:03:49,260 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:49,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:49,260 INFO L85 PathProgramCache]: Analyzing trace with hash 78624018, now seen corresponding path program 1 times [2024-12-02 09:03:49,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:49,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133458567] [2024-12-02 09:03:49,261 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:49,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:49,519 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:49,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:49,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133458567] [2024-12-02 09:03:49,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133458567] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:49,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:49,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 09:03:49,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155701632] [2024-12-02 09:03:49,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:49,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:03:49,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:49,521 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:03:49,521 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 09:03:49,521 INFO L87 Difference]: Start difference. First operand 108 states and 159 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:03:49,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:49,564 INFO L93 Difference]: Finished difference Result 215 states and 318 transitions. [2024-12-02 09:03:49,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:03:49,565 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2024-12-02 09:03:49,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:49,566 INFO L225 Difference]: With dead ends: 215 [2024-12-02 09:03:49,566 INFO L226 Difference]: Without dead ends: 110 [2024-12-02 09:03:49,567 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 09:03:49,568 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:49,568 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 460 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:03:49,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-12-02 09:03:49,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-12-02 09:03:49,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 93 states have (on average 1.4086021505376345) internal successors, (131), 93 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-12-02 09:03:49,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 161 transitions. [2024-12-02 09:03:49,578 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 161 transitions. Word has length 131 [2024-12-02 09:03:49,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:49,579 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 161 transitions. [2024-12-02 09:03:49,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:03:49,580 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 161 transitions. [2024-12-02 09:03:49,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 09:03:49,582 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:49,582 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:49,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 09:03:49,582 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:49,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:49,583 INFO L85 PathProgramCache]: Analyzing trace with hash -1923262252, now seen corresponding path program 1 times [2024-12-02 09:03:49,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:49,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832607776] [2024-12-02 09:03:49,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:49,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:49,875 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-12-02 09:03:49,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:49,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1832607776] [2024-12-02 09:03:49,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1832607776] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:03:49,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1581378460] [2024-12-02 09:03:49,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:49,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:03:49,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:03:49,879 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:03:49,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 09:03:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:50,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 09:03:50,121 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:03:50,171 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:50,171 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:03:50,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1581378460] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:50,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:03:50,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 7 [2024-12-02 09:03:50,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438827909] [2024-12-02 09:03:50,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:50,172 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:03:50,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:50,173 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:03:50,173 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:03:50,174 INFO L87 Difference]: Start difference. First operand 110 states and 161 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:50,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:50,211 INFO L93 Difference]: Finished difference Result 219 states and 322 transitions. [2024-12-02 09:03:50,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:03:50,212 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 131 [2024-12-02 09:03:50,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:50,213 INFO L225 Difference]: With dead ends: 219 [2024-12-02 09:03:50,213 INFO L226 Difference]: Without dead ends: 112 [2024-12-02 09:03:50,214 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:03:50,215 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:50,216 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 460 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:03:50,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2024-12-02 09:03:50,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2024-12-02 09:03:50,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 95 states have (on average 1.4) internal successors, (133), 95 states have internal predecessors, (133), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-12-02 09:03:50,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 163 transitions. [2024-12-02 09:03:50,226 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 163 transitions. Word has length 131 [2024-12-02 09:03:50,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:50,227 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 163 transitions. [2024-12-02 09:03:50,227 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:50,228 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 163 transitions. [2024-12-02 09:03:50,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-02 09:03:50,230 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:50,230 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:50,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 09:03:50,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:03:50,431 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:50,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:50,432 INFO L85 PathProgramCache]: Analyzing trace with hash -2088778033, now seen corresponding path program 1 times [2024-12-02 09:03:50,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:50,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450217996] [2024-12-02 09:03:50,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:50,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:50,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:51,006 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:51,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:51,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450217996] [2024-12-02 09:03:51,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450217996] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:51,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:51,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:03:51,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497471835] [2024-12-02 09:03:51,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:51,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:03:51,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:51,009 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:03:51,009 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:03:51,009 INFO L87 Difference]: Start difference. First operand 112 states and 163 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:03:51,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:51,132 INFO L93 Difference]: Finished difference Result 330 states and 483 transitions. [2024-12-02 09:03:51,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:03:51,133 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 133 [2024-12-02 09:03:51,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:51,136 INFO L225 Difference]: With dead ends: 330 [2024-12-02 09:03:51,136 INFO L226 Difference]: Without dead ends: 221 [2024-12-02 09:03:51,137 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:03:51,138 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 114 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 573 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:51,138 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 573 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:03:51,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-12-02 09:03:51,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 213. [2024-12-02 09:03:51,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 180 states have (on average 1.4) internal successors, (252), 180 states have internal predecessors, (252), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 09:03:51,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 312 transitions. [2024-12-02 09:03:51,167 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 312 transitions. Word has length 133 [2024-12-02 09:03:51,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:51,167 INFO L471 AbstractCegarLoop]: Abstraction has 213 states and 312 transitions. [2024-12-02 09:03:51,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:03:51,168 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 312 transitions. [2024-12-02 09:03:51,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-02 09:03:51,170 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:51,170 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:51,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 09:03:51,170 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:51,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:51,171 INFO L85 PathProgramCache]: Analyzing trace with hash 1388540813, now seen corresponding path program 1 times [2024-12-02 09:03:51,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:51,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504788204] [2024-12-02 09:03:51,171 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:51,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:51,529 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:51,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:51,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504788204] [2024-12-02 09:03:51,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504788204] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:51,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:51,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:03:51,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074058481] [2024-12-02 09:03:51,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:51,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:03:51,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:51,531 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:03:51,531 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:03:51,531 INFO L87 Difference]: Start difference. First operand 213 states and 312 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:51,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:51,605 INFO L93 Difference]: Finished difference Result 463 states and 678 transitions. [2024-12-02 09:03:51,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:03:51,605 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 133 [2024-12-02 09:03:51,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:51,608 INFO L225 Difference]: With dead ends: 463 [2024-12-02 09:03:51,608 INFO L226 Difference]: Without dead ends: 253 [2024-12-02 09:03:51,608 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 09:03:51,609 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 52 mSDsluCounter, 452 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:51,609 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 607 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:03:51,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-12-02 09:03:51,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 222. [2024-12-02 09:03:51,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 189 states have (on average 1.402116402116402) internal successors, (265), 189 states have internal predecessors, (265), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 09:03:51,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 325 transitions. [2024-12-02 09:03:51,624 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 325 transitions. Word has length 133 [2024-12-02 09:03:51,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:51,625 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 325 transitions. [2024-12-02 09:03:51,625 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:51,625 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 325 transitions. [2024-12-02 09:03:51,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-02 09:03:51,626 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:51,626 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:51,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 09:03:51,627 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:51,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:51,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1223822753, now seen corresponding path program 1 times [2024-12-02 09:03:51,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:51,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318347967] [2024-12-02 09:03:51,627 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:51,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:51,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:52,128 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:52,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:52,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318347967] [2024-12-02 09:03:52,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318347967] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:52,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:52,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:03:52,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299755979] [2024-12-02 09:03:52,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:52,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:03:52,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:52,129 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:03:52,129 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:03:52,130 INFO L87 Difference]: Start difference. First operand 222 states and 325 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:03:52,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:52,230 INFO L93 Difference]: Finished difference Result 449 states and 657 transitions. [2024-12-02 09:03:52,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:03:52,230 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 134 [2024-12-02 09:03:52,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:52,233 INFO L225 Difference]: With dead ends: 449 [2024-12-02 09:03:52,233 INFO L226 Difference]: Without dead ends: 230 [2024-12-02 09:03:52,234 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:03:52,234 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 108 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:52,235 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 574 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:03:52,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-12-02 09:03:52,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 222. [2024-12-02 09:03:52,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 189 states have (on average 1.3968253968253967) internal successors, (264), 189 states have internal predecessors, (264), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 09:03:52,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 324 transitions. [2024-12-02 09:03:52,252 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 324 transitions. Word has length 134 [2024-12-02 09:03:52,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:52,253 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 324 transitions. [2024-12-02 09:03:52,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:03:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 324 transitions. [2024-12-02 09:03:52,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-02 09:03:52,254 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:52,254 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:52,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 09:03:52,255 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:52,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:52,255 INFO L85 PathProgramCache]: Analyzing trace with hash -522758175, now seen corresponding path program 1 times [2024-12-02 09:03:52,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:52,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055046647] [2024-12-02 09:03:52,255 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:52,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:52,778 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:52,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:52,778 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055046647] [2024-12-02 09:03:52,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055046647] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:52,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:52,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 09:03:52,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360198867] [2024-12-02 09:03:52,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:52,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 09:03:52,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:52,780 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 09:03:52,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:03:52,780 INFO L87 Difference]: Start difference. First operand 222 states and 324 transitions. Second operand has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:53,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:53,070 INFO L93 Difference]: Finished difference Result 609 states and 887 transitions. [2024-12-02 09:03:53,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 09:03:53,070 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-12-02 09:03:53,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:53,073 INFO L225 Difference]: With dead ends: 609 [2024-12-02 09:03:53,073 INFO L226 Difference]: Without dead ends: 390 [2024-12-02 09:03:53,074 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-12-02 09:03:53,075 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 260 mSDsluCounter, 681 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 877 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:53,075 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 877 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 09:03:53,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 390 states. [2024-12-02 09:03:53,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 390 to 386. [2024-12-02 09:03:53,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 339 states have (on average 1.407079646017699) internal successors, (477), 341 states have internal predecessors, (477), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 40 states have call predecessors, (42), 42 states have call successors, (42) [2024-12-02 09:03:53,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 561 transitions. [2024-12-02 09:03:53,110 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 561 transitions. Word has length 134 [2024-12-02 09:03:53,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:53,111 INFO L471 AbstractCegarLoop]: Abstraction has 386 states and 561 transitions. [2024-12-02 09:03:53,111 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.857142857142858) internal successors, (62), 7 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:53,111 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 561 transitions. [2024-12-02 09:03:53,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-02 09:03:53,113 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:53,113 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:53,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 09:03:53,113 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:53,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:53,114 INFO L85 PathProgramCache]: Analyzing trace with hash -915785185, now seen corresponding path program 1 times [2024-12-02 09:03:53,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:53,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957713566] [2024-12-02 09:03:53,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:53,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:53,398 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:53,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:53,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957713566] [2024-12-02 09:03:53,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957713566] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:53,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:53,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:03:53,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170316466] [2024-12-02 09:03:53,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:53,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:03:53,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:53,399 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:03:53,400 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:03:53,400 INFO L87 Difference]: Start difference. First operand 386 states and 561 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:53,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:53,472 INFO L93 Difference]: Finished difference Result 830 states and 1203 transitions. [2024-12-02 09:03:53,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:03:53,472 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-12-02 09:03:53,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:53,476 INFO L225 Difference]: With dead ends: 830 [2024-12-02 09:03:53,476 INFO L226 Difference]: Without dead ends: 447 [2024-12-02 09:03:53,477 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 09:03:53,477 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 55 mSDsluCounter, 451 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 606 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:53,478 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 606 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:03:53,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2024-12-02 09:03:53,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 386. [2024-12-02 09:03:53,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 339 states have (on average 1.3952802359882006) internal successors, (473), 341 states have internal predecessors, (473), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 40 states have call predecessors, (42), 42 states have call successors, (42) [2024-12-02 09:03:53,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 557 transitions. [2024-12-02 09:03:53,510 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 557 transitions. Word has length 134 [2024-12-02 09:03:53,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:53,510 INFO L471 AbstractCegarLoop]: Abstraction has 386 states and 557 transitions. [2024-12-02 09:03:53,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:53,511 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 557 transitions. [2024-12-02 09:03:53,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-02 09:03:53,512 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:53,512 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:53,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 09:03:53,512 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:53,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:53,513 INFO L85 PathProgramCache]: Analyzing trace with hash 1385037405, now seen corresponding path program 1 times [2024-12-02 09:03:53,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:53,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530261276] [2024-12-02 09:03:53,513 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:53,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:54,136 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:54,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:54,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530261276] [2024-12-02 09:03:54,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530261276] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:54,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:54,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:03:54,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562908699] [2024-12-02 09:03:54,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:54,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:03:54,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:54,137 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:03:54,137 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:03:54,138 INFO L87 Difference]: Start difference. First operand 386 states and 557 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:54,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:54,413 INFO L93 Difference]: Finished difference Result 896 states and 1291 transitions. [2024-12-02 09:03:54,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 09:03:54,414 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-12-02 09:03:54,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:54,417 INFO L225 Difference]: With dead ends: 896 [2024-12-02 09:03:54,417 INFO L226 Difference]: Without dead ends: 513 [2024-12-02 09:03:54,418 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:03:54,419 INFO L435 NwaCegarLoop]: 233 mSDtfsCounter, 214 mSDsluCounter, 351 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 584 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:54,419 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 584 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 09:03:54,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2024-12-02 09:03:54,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 501. [2024-12-02 09:03:54,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 433 states have (on average 1.3810623556581987) internal successors, (598), 436 states have internal predecessors, (598), 60 states have call successors, (60), 7 states have call predecessors, (60), 7 states have return successors, (60), 57 states have call predecessors, (60), 60 states have call successors, (60) [2024-12-02 09:03:54,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 718 transitions. [2024-12-02 09:03:54,471 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 718 transitions. Word has length 134 [2024-12-02 09:03:54,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:54,471 INFO L471 AbstractCegarLoop]: Abstraction has 501 states and 718 transitions. [2024-12-02 09:03:54,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:54,471 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 718 transitions. [2024-12-02 09:03:54,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-02 09:03:54,473 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:54,473 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:54,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 09:03:54,474 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:54,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:54,474 INFO L85 PathProgramCache]: Analyzing trace with hash 960415965, now seen corresponding path program 1 times [2024-12-02 09:03:54,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:54,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555021550] [2024-12-02 09:03:54,474 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:54,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:55,116 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:55,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:55,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555021550] [2024-12-02 09:03:55,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555021550] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:55,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:55,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:03:55,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858811919] [2024-12-02 09:03:55,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:55,117 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:03:55,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:55,117 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:03:55,117 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:03:55,118 INFO L87 Difference]: Start difference. First operand 501 states and 718 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:55,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:55,365 INFO L93 Difference]: Finished difference Result 1092 states and 1562 transitions. [2024-12-02 09:03:55,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:03:55,366 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-12-02 09:03:55,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:55,369 INFO L225 Difference]: With dead ends: 1092 [2024-12-02 09:03:55,369 INFO L226 Difference]: Without dead ends: 594 [2024-12-02 09:03:55,370 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:03:55,371 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 122 mSDsluCounter, 421 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 601 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:55,371 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 601 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 09:03:55,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2024-12-02 09:03:55,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 590. [2024-12-02 09:03:55,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 590 states, 508 states have (on average 1.374015748031496) internal successors, (698), 512 states have internal predecessors, (698), 72 states have call successors, (72), 9 states have call predecessors, (72), 9 states have return successors, (72), 68 states have call predecessors, (72), 72 states have call successors, (72) [2024-12-02 09:03:55,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 590 states and 842 transitions. [2024-12-02 09:03:55,428 INFO L78 Accepts]: Start accepts. Automaton has 590 states and 842 transitions. Word has length 134 [2024-12-02 09:03:55,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:55,428 INFO L471 AbstractCegarLoop]: Abstraction has 590 states and 842 transitions. [2024-12-02 09:03:55,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 5 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:55,429 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 842 transitions. [2024-12-02 09:03:55,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-02 09:03:55,431 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:55,431 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:55,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 09:03:55,431 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:55,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:55,432 INFO L85 PathProgramCache]: Analyzing trace with hash 567388955, now seen corresponding path program 1 times [2024-12-02 09:03:55,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:55,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725032554] [2024-12-02 09:03:55,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:55,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:55,699 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:55,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:55,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725032554] [2024-12-02 09:03:55,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725032554] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:55,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:55,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 09:03:55,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44682901] [2024-12-02 09:03:55,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:55,699 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 09:03:55,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:55,700 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 09:03:55,700 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:03:55,700 INFO L87 Difference]: Start difference. First operand 590 states and 842 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:55,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:55,881 INFO L93 Difference]: Finished difference Result 1234 states and 1754 transitions. [2024-12-02 09:03:55,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 09:03:55,882 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 134 [2024-12-02 09:03:55,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:55,886 INFO L225 Difference]: With dead ends: 1234 [2024-12-02 09:03:55,886 INFO L226 Difference]: Without dead ends: 647 [2024-12-02 09:03:55,887 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-12-02 09:03:55,887 INFO L435 NwaCegarLoop]: 255 mSDtfsCounter, 106 mSDsluCounter, 867 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 106 SdHoareTripleChecker+Valid, 1122 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:55,888 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [106 Valid, 1122 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:03:55,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 647 states. [2024-12-02 09:03:55,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 647 to 502. [2024-12-02 09:03:55,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 432 states have (on average 1.3634259259259258) internal successors, (589), 435 states have internal predecessors, (589), 60 states have call successors, (60), 9 states have call predecessors, (60), 9 states have return successors, (60), 57 states have call predecessors, (60), 60 states have call successors, (60) [2024-12-02 09:03:55,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 709 transitions. [2024-12-02 09:03:55,945 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 709 transitions. Word has length 134 [2024-12-02 09:03:55,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:55,946 INFO L471 AbstractCegarLoop]: Abstraction has 502 states and 709 transitions. [2024-12-02 09:03:55,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 6 states have internal predecessors, (62), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:55,946 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 709 transitions. [2024-12-02 09:03:55,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 09:03:55,948 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:55,948 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:55,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 09:03:55,948 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:55,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:55,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1516228552, now seen corresponding path program 1 times [2024-12-02 09:03:55,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:55,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077174713] [2024-12-02 09:03:55,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:55,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:56,153 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:56,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:56,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077174713] [2024-12-02 09:03:56,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077174713] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:56,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:56,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:03:56,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910320780] [2024-12-02 09:03:56,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:56,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 09:03:56,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:56,155 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 09:03:56,155 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:03:56,155 INFO L87 Difference]: Start difference. First operand 502 states and 709 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:56,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:56,204 INFO L93 Difference]: Finished difference Result 767 states and 1087 transitions. [2024-12-02 09:03:56,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 09:03:56,205 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-12-02 09:03:56,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:56,208 INFO L225 Difference]: With dead ends: 767 [2024-12-02 09:03:56,208 INFO L226 Difference]: Without dead ends: 494 [2024-12-02 09:03:56,208 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:03:56,209 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 0 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:56,209 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 303 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:03:56,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 494 states. [2024-12-02 09:03:56,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 494 to 494. [2024-12-02 09:03:56,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494 states, 424 states have (on average 1.3419811320754718) internal successors, (569), 427 states have internal predecessors, (569), 60 states have call successors, (60), 9 states have call predecessors, (60), 9 states have return successors, (60), 57 states have call predecessors, (60), 60 states have call successors, (60) [2024-12-02 09:03:56,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 689 transitions. [2024-12-02 09:03:56,259 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 689 transitions. Word has length 135 [2024-12-02 09:03:56,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:56,260 INFO L471 AbstractCegarLoop]: Abstraction has 494 states and 689 transitions. [2024-12-02 09:03:56,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:56,260 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 689 transitions. [2024-12-02 09:03:56,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 09:03:56,261 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:56,262 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:56,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 09:03:56,262 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:56,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:56,262 INFO L85 PathProgramCache]: Analyzing trace with hash 358139828, now seen corresponding path program 1 times [2024-12-02 09:03:56,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:56,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133749910] [2024-12-02 09:03:56,262 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:56,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:56,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:56,635 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:56,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:56,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133749910] [2024-12-02 09:03:56,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133749910] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:56,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:56,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 09:03:56,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375653702] [2024-12-02 09:03:56,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:56,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 09:03:56,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:56,637 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 09:03:56,637 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:03:56,637 INFO L87 Difference]: Start difference. First operand 494 states and 689 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:56,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:56,993 INFO L93 Difference]: Finished difference Result 1301 states and 1810 transitions. [2024-12-02 09:03:56,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 09:03:56,993 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-12-02 09:03:56,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:56,998 INFO L225 Difference]: With dead ends: 1301 [2024-12-02 09:03:56,999 INFO L226 Difference]: Without dead ends: 1036 [2024-12-02 09:03:57,000 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:03:57,000 INFO L435 NwaCegarLoop]: 250 mSDtfsCounter, 323 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 1321 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:57,000 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 1321 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 09:03:57,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2024-12-02 09:03:57,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 867. [2024-12-02 09:03:57,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 867 states, 748 states have (on average 1.338235294117647) internal successors, (1001), 752 states have internal predecessors, (1001), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-12-02 09:03:57,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 1205 transitions. [2024-12-02 09:03:57,084 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 1205 transitions. Word has length 135 [2024-12-02 09:03:57,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:57,084 INFO L471 AbstractCegarLoop]: Abstraction has 867 states and 1205 transitions. [2024-12-02 09:03:57,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:57,084 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1205 transitions. [2024-12-02 09:03:57,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 09:03:57,086 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:57,086 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:57,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 09:03:57,087 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:57,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:57,087 INFO L85 PathProgramCache]: Analyzing trace with hash -459508622, now seen corresponding path program 1 times [2024-12-02 09:03:57,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:57,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164757841] [2024-12-02 09:03:57,087 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:57,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:57,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:57,220 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:57,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:57,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164757841] [2024-12-02 09:03:57,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164757841] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:57,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:57,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:03:57,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [369246587] [2024-12-02 09:03:57,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:57,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 09:03:57,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:57,221 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 09:03:57,221 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:03:57,221 INFO L87 Difference]: Start difference. First operand 867 states and 1205 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:57,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:57,290 INFO L93 Difference]: Finished difference Result 1390 states and 1939 transitions. [2024-12-02 09:03:57,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 09:03:57,290 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-12-02 09:03:57,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:57,295 INFO L225 Difference]: With dead ends: 1390 [2024-12-02 09:03:57,295 INFO L226 Difference]: Without dead ends: 867 [2024-12-02 09:03:57,296 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 09:03:57,297 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:57,297 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 302 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:03:57,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2024-12-02 09:03:57,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 867. [2024-12-02 09:03:57,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 867 states, 748 states have (on average 1.335561497326203) internal successors, (999), 752 states have internal predecessors, (999), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-12-02 09:03:57,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 1203 transitions. [2024-12-02 09:03:57,376 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 1203 transitions. Word has length 135 [2024-12-02 09:03:57,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:57,377 INFO L471 AbstractCegarLoop]: Abstraction has 867 states and 1203 transitions. [2024-12-02 09:03:57,377 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:57,377 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1203 transitions. [2024-12-02 09:03:57,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 09:03:57,379 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:57,379 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:57,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 09:03:57,379 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:57,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:57,380 INFO L85 PathProgramCache]: Analyzing trace with hash 2030020340, now seen corresponding path program 1 times [2024-12-02 09:03:57,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:57,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707767862] [2024-12-02 09:03:57,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:57,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:57,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:57,571 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:57,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:57,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707767862] [2024-12-02 09:03:57,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707767862] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:57,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:57,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 09:03:57,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674521352] [2024-12-02 09:03:57,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:57,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:03:57,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:57,572 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:03:57,572 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 09:03:57,572 INFO L87 Difference]: Start difference. First operand 867 states and 1203 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:57,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:57,660 INFO L93 Difference]: Finished difference Result 1390 states and 1935 transitions. [2024-12-02 09:03:57,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:03:57,661 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-12-02 09:03:57,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:57,665 INFO L225 Difference]: With dead ends: 1390 [2024-12-02 09:03:57,665 INFO L226 Difference]: Without dead ends: 867 [2024-12-02 09:03:57,667 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 09:03:57,667 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 0 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:57,667 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 433 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:03:57,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 867 states. [2024-12-02 09:03:57,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 867 to 867. [2024-12-02 09:03:57,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 867 states, 748 states have (on average 1.3248663101604279) internal successors, (991), 752 states have internal predecessors, (991), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-12-02 09:03:57,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 867 states and 1195 transitions. [2024-12-02 09:03:57,739 INFO L78 Accepts]: Start accepts. Automaton has 867 states and 1195 transitions. Word has length 135 [2024-12-02 09:03:57,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:57,739 INFO L471 AbstractCegarLoop]: Abstraction has 867 states and 1195 transitions. [2024-12-02 09:03:57,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:57,739 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1195 transitions. [2024-12-02 09:03:57,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 09:03:57,741 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:57,741 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:57,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 09:03:57,741 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:57,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:57,742 INFO L85 PathProgramCache]: Analyzing trace with hash -2006781518, now seen corresponding path program 1 times [2024-12-02 09:03:57,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:57,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086840657] [2024-12-02 09:03:57,742 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:57,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:58,582 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:58,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:58,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086840657] [2024-12-02 09:03:58,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086840657] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:58,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:58,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 09:03:58,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516857447] [2024-12-02 09:03:58,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:58,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 09:03:58,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:58,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 09:03:58,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:03:58,584 INFO L87 Difference]: Start difference. First operand 867 states and 1195 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:59,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:03:59,264 INFO L93 Difference]: Finished difference Result 1220 states and 1678 transitions. [2024-12-02 09:03:59,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 09:03:59,265 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-12-02 09:03:59,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:03:59,269 INFO L225 Difference]: With dead ends: 1220 [2024-12-02 09:03:59,270 INFO L226 Difference]: Without dead ends: 960 [2024-12-02 09:03:59,271 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2024-12-02 09:03:59,271 INFO L435 NwaCegarLoop]: 349 mSDtfsCounter, 268 mSDsluCounter, 1799 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 2148 SdHoareTripleChecker+Invalid, 511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 09:03:59,271 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 2148 Invalid, 511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 509 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 09:03:59,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 960 states. [2024-12-02 09:03:59,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 960 to 863. [2024-12-02 09:03:59,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 863 states, 744 states have (on average 1.3239247311827957) internal successors, (985), 748 states have internal predecessors, (985), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-12-02 09:03:59,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1189 transitions. [2024-12-02 09:03:59,352 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1189 transitions. Word has length 135 [2024-12-02 09:03:59,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:03:59,352 INFO L471 AbstractCegarLoop]: Abstraction has 863 states and 1189 transitions. [2024-12-02 09:03:59,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:03:59,352 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1189 transitions. [2024-12-02 09:03:59,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 09:03:59,354 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:03:59,354 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:03:59,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 09:03:59,355 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:03:59,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:03:59,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1127093454, now seen corresponding path program 1 times [2024-12-02 09:03:59,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:03:59,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697087385] [2024-12-02 09:03:59,355 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:03:59,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:03:59,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:03:59,905 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:03:59,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:03:59,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697087385] [2024-12-02 09:03:59,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697087385] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:03:59,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:03:59,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 09:03:59,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124170866] [2024-12-02 09:03:59,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:03:59,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 09:03:59,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:59,907 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 09:03:59,907 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:03:59,907 INFO L87 Difference]: Start difference. First operand 863 states and 1189 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:00,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:00,475 INFO L93 Difference]: Finished difference Result 1591 states and 2192 transitions. [2024-12-02 09:04:00,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 09:04:00,476 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-12-02 09:04:00,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:00,479 INFO L225 Difference]: With dead ends: 1591 [2024-12-02 09:04:00,479 INFO L226 Difference]: Without dead ends: 1072 [2024-12-02 09:04:00,480 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-12-02 09:04:00,480 INFO L435 NwaCegarLoop]: 289 mSDtfsCounter, 316 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 440 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 1744 SdHoareTripleChecker+Invalid, 465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:00,480 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [316 Valid, 1744 Invalid, 465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 440 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 09:04:00,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2024-12-02 09:04:00,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 881. [2024-12-02 09:04:00,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 881 states, 762 states have (on average 1.3241469816272966) internal successors, (1009), 766 states have internal predecessors, (1009), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-12-02 09:04:00,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 881 states and 1213 transitions. [2024-12-02 09:04:00,524 INFO L78 Accepts]: Start accepts. Automaton has 881 states and 1213 transitions. Word has length 135 [2024-12-02 09:04:00,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:00,524 INFO L471 AbstractCegarLoop]: Abstraction has 881 states and 1213 transitions. [2024-12-02 09:04:00,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:00,525 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1213 transitions. [2024-12-02 09:04:00,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-12-02 09:04:00,526 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:00,526 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:00,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 09:04:00,526 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:00,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:00,527 INFO L85 PathProgramCache]: Analyzing trace with hash -1944741904, now seen corresponding path program 1 times [2024-12-02 09:04:00,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:00,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232120753] [2024-12-02 09:04:00,527 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:00,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:00,923 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:00,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:00,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232120753] [2024-12-02 09:04:00,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232120753] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:00,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:00,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 09:04:00,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766862296] [2024-12-02 09:04:00,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:00,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 09:04:00,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:00,925 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 09:04:00,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:04:00,925 INFO L87 Difference]: Start difference. First operand 881 states and 1213 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:01,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:01,335 INFO L93 Difference]: Finished difference Result 1470 states and 2024 transitions. [2024-12-02 09:04:01,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 09:04:01,336 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 135 [2024-12-02 09:04:01,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:01,348 INFO L225 Difference]: With dead ends: 1470 [2024-12-02 09:04:01,348 INFO L226 Difference]: Without dead ends: 933 [2024-12-02 09:04:01,349 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-12-02 09:04:01,349 INFO L435 NwaCegarLoop]: 308 mSDtfsCounter, 207 mSDsluCounter, 1153 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 1461 SdHoareTripleChecker+Invalid, 283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:01,349 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 1461 Invalid, 283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 256 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 09:04:01,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2024-12-02 09:04:01,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 844. [2024-12-02 09:04:01,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 844 states, 725 states have (on average 1.3144827586206898) internal successors, (953), 729 states have internal predecessors, (953), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-12-02 09:04:01,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 844 states and 1157 transitions. [2024-12-02 09:04:01,420 INFO L78 Accepts]: Start accepts. Automaton has 844 states and 1157 transitions. Word has length 135 [2024-12-02 09:04:01,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:01,420 INFO L471 AbstractCegarLoop]: Abstraction has 844 states and 1157 transitions. [2024-12-02 09:04:01,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:01,421 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1157 transitions. [2024-12-02 09:04:01,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 09:04:01,422 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:01,422 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:01,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 09:04:01,423 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:01,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:01,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1096531644, now seen corresponding path program 1 times [2024-12-02 09:04:01,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:01,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238779875] [2024-12-02 09:04:01,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:01,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:02,064 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:02,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:02,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238779875] [2024-12-02 09:04:02,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238779875] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:02,064 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:02,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 09:04:02,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505296282] [2024-12-02 09:04:02,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:02,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 09:04:02,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:02,065 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 09:04:02,065 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:04:02,065 INFO L87 Difference]: Start difference. First operand 844 states and 1157 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:02,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:02,504 INFO L93 Difference]: Finished difference Result 1751 states and 2411 transitions. [2024-12-02 09:04:02,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 09:04:02,505 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 136 [2024-12-02 09:04:02,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:02,510 INFO L225 Difference]: With dead ends: 1751 [2024-12-02 09:04:02,510 INFO L226 Difference]: Without dead ends: 1251 [2024-12-02 09:04:02,511 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-12-02 09:04:02,511 INFO L435 NwaCegarLoop]: 223 mSDtfsCounter, 434 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 434 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:02,512 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [434 Valid, 631 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 09:04:02,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2024-12-02 09:04:02,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 848. [2024-12-02 09:04:02,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 848 states, 729 states have (on average 1.3155006858710563) internal successors, (959), 733 states have internal predecessors, (959), 102 states have call successors, (102), 16 states have call predecessors, (102), 16 states have return successors, (102), 98 states have call predecessors, (102), 102 states have call successors, (102) [2024-12-02 09:04:02,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 848 states and 1163 transitions. [2024-12-02 09:04:02,561 INFO L78 Accepts]: Start accepts. Automaton has 848 states and 1163 transitions. Word has length 136 [2024-12-02 09:04:02,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:02,561 INFO L471 AbstractCegarLoop]: Abstraction has 848 states and 1163 transitions. [2024-12-02 09:04:02,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:02,561 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1163 transitions. [2024-12-02 09:04:02,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 09:04:02,562 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:02,562 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:02,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-12-02 09:04:02,563 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:02,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:02,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1185714494, now seen corresponding path program 1 times [2024-12-02 09:04:02,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:02,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308559048] [2024-12-02 09:04:02,563 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:02,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:02,819 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:02,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:02,819 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308559048] [2024-12-02 09:04:02,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308559048] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:02,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:02,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 09:04:02,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259137285] [2024-12-02 09:04:02,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:02,820 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 09:04:02,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:02,820 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 09:04:02,820 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:04:02,821 INFO L87 Difference]: Start difference. First operand 848 states and 1163 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:04:02,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:02,989 INFO L93 Difference]: Finished difference Result 1793 states and 2464 transitions. [2024-12-02 09:04:02,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:04:02,990 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 136 [2024-12-02 09:04:02,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:02,995 INFO L225 Difference]: With dead ends: 1793 [2024-12-02 09:04:02,995 INFO L226 Difference]: Without dead ends: 1289 [2024-12-02 09:04:02,996 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:04:02,997 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 104 mSDsluCounter, 551 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 694 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:02,997 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 694 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:04:02,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1289 states. [2024-12-02 09:04:03,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1289 to 1283. [2024-12-02 09:04:03,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1283 states, 1102 states have (on average 1.3121597096188748) internal successors, (1446), 1108 states have internal predecessors, (1446), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-12-02 09:04:03,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1283 states and 1758 transitions. [2024-12-02 09:04:03,117 INFO L78 Accepts]: Start accepts. Automaton has 1283 states and 1758 transitions. Word has length 136 [2024-12-02 09:04:03,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:03,117 INFO L471 AbstractCegarLoop]: Abstraction has 1283 states and 1758 transitions. [2024-12-02 09:04:03,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 2 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:04:03,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1758 transitions. [2024-12-02 09:04:03,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 09:04:03,119 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:03,119 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:03,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-12-02 09:04:03,119 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:03,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:03,120 INFO L85 PathProgramCache]: Analyzing trace with hash -484649916, now seen corresponding path program 1 times [2024-12-02 09:04:03,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:03,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420848329] [2024-12-02 09:04:03,120 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:03,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:03,650 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:03,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:03,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420848329] [2024-12-02 09:04:03,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420848329] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:03,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:03,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 09:04:03,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141613240] [2024-12-02 09:04:03,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:03,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 09:04:03,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:03,652 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 09:04:03,652 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:04:03,652 INFO L87 Difference]: Start difference. First operand 1283 states and 1758 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:04,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:04,391 INFO L93 Difference]: Finished difference Result 2925 states and 4030 transitions. [2024-12-02 09:04:04,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 09:04:04,392 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 136 [2024-12-02 09:04:04,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:04,400 INFO L225 Difference]: With dead ends: 2925 [2024-12-02 09:04:04,400 INFO L226 Difference]: Without dead ends: 1986 [2024-12-02 09:04:04,402 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-12-02 09:04:04,403 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 448 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:04,403 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [448 Valid, 516 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 09:04:04,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1986 states. [2024-12-02 09:04:04,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1986 to 1257. [2024-12-02 09:04:04,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1257 states, 1076 states have (on average 1.3141263940520447) internal successors, (1414), 1082 states have internal predecessors, (1414), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-12-02 09:04:04,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1257 states and 1726 transitions. [2024-12-02 09:04:04,543 INFO L78 Accepts]: Start accepts. Automaton has 1257 states and 1726 transitions. Word has length 136 [2024-12-02 09:04:04,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:04,543 INFO L471 AbstractCegarLoop]: Abstraction has 1257 states and 1726 transitions. [2024-12-02 09:04:04,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:04,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1726 transitions. [2024-12-02 09:04:04,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 09:04:04,545 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:04,545 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:04,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-12-02 09:04:04,545 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:04,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:04,546 INFO L85 PathProgramCache]: Analyzing trace with hash 664524950, now seen corresponding path program 1 times [2024-12-02 09:04:04,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:04,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015279295] [2024-12-02 09:04:04,546 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:04,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:04,907 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:04,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:04,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015279295] [2024-12-02 09:04:04,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015279295] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:04,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:04,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 09:04:04,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337005427] [2024-12-02 09:04:04,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:04,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 09:04:04,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:04,909 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 09:04:04,909 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:04:04,909 INFO L87 Difference]: Start difference. First operand 1257 states and 1726 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:05,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:05,219 INFO L93 Difference]: Finished difference Result 1597 states and 2191 transitions. [2024-12-02 09:04:05,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 09:04:05,224 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 136 [2024-12-02 09:04:05,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:05,229 INFO L225 Difference]: With dead ends: 1597 [2024-12-02 09:04:05,229 INFO L226 Difference]: Without dead ends: 1346 [2024-12-02 09:04:05,230 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:04:05,232 INFO L435 NwaCegarLoop]: 351 mSDtfsCounter, 241 mSDsluCounter, 1344 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:05,232 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 1695 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 09:04:05,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1346 states. [2024-12-02 09:04:05,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1346 to 1263. [2024-12-02 09:04:05,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1263 states, 1082 states have (on average 1.3123844731977818) internal successors, (1420), 1088 states have internal predecessors, (1420), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-12-02 09:04:05,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1263 states and 1732 transitions. [2024-12-02 09:04:05,353 INFO L78 Accepts]: Start accepts. Automaton has 1263 states and 1732 transitions. Word has length 136 [2024-12-02 09:04:05,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:05,354 INFO L471 AbstractCegarLoop]: Abstraction has 1263 states and 1732 transitions. [2024-12-02 09:04:05,354 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 7 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:05,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1732 transitions. [2024-12-02 09:04:05,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 09:04:05,355 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:05,355 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:05,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-12-02 09:04:05,355 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:05,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:05,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1004230120, now seen corresponding path program 1 times [2024-12-02 09:04:05,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:05,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473771261] [2024-12-02 09:04:05,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:05,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:05,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:05,519 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:05,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:05,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473771261] [2024-12-02 09:04:05,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473771261] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:05,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:05,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:04:05,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474526589] [2024-12-02 09:04:05,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:05,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:04:05,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:05,520 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:04:05,520 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:04:05,520 INFO L87 Difference]: Start difference. First operand 1263 states and 1732 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:05,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:05,704 INFO L93 Difference]: Finished difference Result 2347 states and 3217 transitions. [2024-12-02 09:04:05,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 09:04:05,705 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 136 [2024-12-02 09:04:05,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:05,709 INFO L225 Difference]: With dead ends: 2347 [2024-12-02 09:04:05,709 INFO L226 Difference]: Without dead ends: 1418 [2024-12-02 09:04:05,710 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:04:05,711 INFO L435 NwaCegarLoop]: 265 mSDtfsCounter, 203 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 655 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:05,711 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 655 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:04:05,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1418 states. [2024-12-02 09:04:05,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1418 to 1258. [2024-12-02 09:04:05,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1258 states, 1077 states have (on average 1.308263695450325) internal successors, (1409), 1083 states have internal predecessors, (1409), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-12-02 09:04:05,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 1721 transitions. [2024-12-02 09:04:05,787 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 1721 transitions. Word has length 136 [2024-12-02 09:04:05,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:05,787 INFO L471 AbstractCegarLoop]: Abstraction has 1258 states and 1721 transitions. [2024-12-02 09:04:05,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1721 transitions. [2024-12-02 09:04:05,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-02 09:04:05,788 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:05,789 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:05,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-12-02 09:04:05,789 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:05,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:05,790 INFO L85 PathProgramCache]: Analyzing trace with hash -900403029, now seen corresponding path program 1 times [2024-12-02 09:04:05,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:05,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036437316] [2024-12-02 09:04:05,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:05,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:05,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:06,410 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:06,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:06,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036437316] [2024-12-02 09:04:06,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036437316] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:06,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:06,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 09:04:06,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328187245] [2024-12-02 09:04:06,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:06,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 09:04:06,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:06,412 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 09:04:06,412 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-12-02 09:04:06,412 INFO L87 Difference]: Start difference. First operand 1258 states and 1721 transitions. Second operand has 12 states, 12 states have (on average 5.416666666666667) internal successors, (65), 12 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:07,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:07,006 INFO L93 Difference]: Finished difference Result 1615 states and 2204 transitions. [2024-12-02 09:04:07,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 09:04:07,006 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.416666666666667) internal successors, (65), 12 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2024-12-02 09:04:07,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:07,010 INFO L225 Difference]: With dead ends: 1615 [2024-12-02 09:04:07,010 INFO L226 Difference]: Without dead ends: 1353 [2024-12-02 09:04:07,011 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2024-12-02 09:04:07,012 INFO L435 NwaCegarLoop]: 258 mSDtfsCounter, 473 mSDsluCounter, 1714 mSDsCounter, 0 mSdLazyCounter, 630 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 473 SdHoareTripleChecker+Valid, 1972 SdHoareTripleChecker+Invalid, 657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:07,012 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [473 Valid, 1972 Invalid, 657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 630 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 09:04:07,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1353 states. [2024-12-02 09:04:07,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1353 to 1254. [2024-12-02 09:04:07,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1254 states, 1073 states have (on average 1.3075489282385835) internal successors, (1403), 1079 states have internal predecessors, (1403), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-12-02 09:04:07,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 1254 states and 1715 transitions. [2024-12-02 09:04:07,124 INFO L78 Accepts]: Start accepts. Automaton has 1254 states and 1715 transitions. Word has length 137 [2024-12-02 09:04:07,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:07,124 INFO L471 AbstractCegarLoop]: Abstraction has 1254 states and 1715 transitions. [2024-12-02 09:04:07,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.416666666666667) internal successors, (65), 12 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:07,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 1715 transitions. [2024-12-02 09:04:07,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-12-02 09:04:07,125 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:07,126 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:07,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-12-02 09:04:07,126 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:07,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:07,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1628730837, now seen corresponding path program 1 times [2024-12-02 09:04:07,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:07,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146447531] [2024-12-02 09:04:07,126 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:07,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:07,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:07,676 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:07,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:07,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146447531] [2024-12-02 09:04:07,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146447531] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:07,676 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:07,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 09:04:07,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278091936] [2024-12-02 09:04:07,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:07,677 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 09:04:07,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:07,678 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 09:04:07,678 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-12-02 09:04:07,678 INFO L87 Difference]: Start difference. First operand 1254 states and 1715 transitions. Second operand has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 11 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:08,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:08,282 INFO L93 Difference]: Finished difference Result 1927 states and 2631 transitions. [2024-12-02 09:04:08,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 09:04:08,283 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 11 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 137 [2024-12-02 09:04:08,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:08,288 INFO L225 Difference]: With dead ends: 1927 [2024-12-02 09:04:08,288 INFO L226 Difference]: Without dead ends: 1431 [2024-12-02 09:04:08,289 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=213, Unknown=0, NotChecked=0, Total=272 [2024-12-02 09:04:08,290 INFO L435 NwaCegarLoop]: 283 mSDtfsCounter, 231 mSDsluCounter, 1720 mSDsCounter, 0 mSdLazyCounter, 603 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 2003 SdHoareTripleChecker+Invalid, 605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:08,290 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 2003 Invalid, 605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 603 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 09:04:08,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1431 states. [2024-12-02 09:04:08,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1431 to 1256. [2024-12-02 09:04:08,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1256 states, 1075 states have (on average 1.307906976744186) internal successors, (1406), 1081 states have internal predecessors, (1406), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-12-02 09:04:08,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 1256 states and 1718 transitions. [2024-12-02 09:04:08,388 INFO L78 Accepts]: Start accepts. Automaton has 1256 states and 1718 transitions. Word has length 137 [2024-12-02 09:04:08,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:08,388 INFO L471 AbstractCegarLoop]: Abstraction has 1256 states and 1718 transitions. [2024-12-02 09:04:08,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 11 states have internal predecessors, (65), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:08,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 1718 transitions. [2024-12-02 09:04:08,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 09:04:08,390 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:08,390 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:08,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-12-02 09:04:08,390 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:08,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:08,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1639022909, now seen corresponding path program 1 times [2024-12-02 09:04:08,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:08,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383455899] [2024-12-02 09:04:08,391 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:08,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:08,842 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:08,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:08,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383455899] [2024-12-02 09:04:08,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383455899] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:08,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:08,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 09:04:08,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817302101] [2024-12-02 09:04:08,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:08,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 09:04:08,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:08,844 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 09:04:08,844 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-12-02 09:04:08,845 INFO L87 Difference]: Start difference. First operand 1256 states and 1718 transitions. Second operand has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:09,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:09,374 INFO L93 Difference]: Finished difference Result 1603 states and 2188 transitions. [2024-12-02 09:04:09,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 09:04:09,375 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-12-02 09:04:09,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:09,378 INFO L225 Difference]: With dead ends: 1603 [2024-12-02 09:04:09,378 INFO L226 Difference]: Without dead ends: 1345 [2024-12-02 09:04:09,378 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-12-02 09:04:09,379 INFO L435 NwaCegarLoop]: 346 mSDtfsCounter, 378 mSDsluCounter, 1288 mSDsCounter, 0 mSdLazyCounter, 546 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 378 SdHoareTripleChecker+Valid, 1634 SdHoareTripleChecker+Invalid, 571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:09,379 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [378 Valid, 1634 Invalid, 571 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 546 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 09:04:09,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1345 states. [2024-12-02 09:04:09,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1345 to 1248. [2024-12-02 09:04:09,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1248 states, 1067 states have (on average 1.3083411433926897) internal successors, (1396), 1073 states have internal predecessors, (1396), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-12-02 09:04:09,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1248 states and 1708 transitions. [2024-12-02 09:04:09,496 INFO L78 Accepts]: Start accepts. Automaton has 1248 states and 1708 transitions. Word has length 138 [2024-12-02 09:04:09,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:09,496 INFO L471 AbstractCegarLoop]: Abstraction has 1248 states and 1708 transitions. [2024-12-02 09:04:09,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.333333333333333) internal successors, (66), 9 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:09,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1708 transitions. [2024-12-02 09:04:09,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 09:04:09,497 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:09,497 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:09,497 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-12-02 09:04:09,497 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:09,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:09,497 INFO L85 PathProgramCache]: Analyzing trace with hash 624880191, now seen corresponding path program 1 times [2024-12-02 09:04:09,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:09,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770236381] [2024-12-02 09:04:09,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:09,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:09,630 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:09,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:09,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770236381] [2024-12-02 09:04:09,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770236381] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:09,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:09,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:04:09,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465111158] [2024-12-02 09:04:09,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:09,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:04:09,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:09,631 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:04:09,631 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:04:09,631 INFO L87 Difference]: Start difference. First operand 1248 states and 1708 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:09,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:09,778 INFO L93 Difference]: Finished difference Result 1795 states and 2452 transitions. [2024-12-02 09:04:09,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:04:09,779 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-12-02 09:04:09,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:09,784 INFO L225 Difference]: With dead ends: 1795 [2024-12-02 09:04:09,784 INFO L226 Difference]: Without dead ends: 1305 [2024-12-02 09:04:09,786 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 09:04:09,786 INFO L435 NwaCegarLoop]: 194 mSDtfsCounter, 50 mSDsluCounter, 510 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 704 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:09,787 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 704 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:04:09,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1305 states. [2024-12-02 09:04:09,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1305 to 1248. [2024-12-02 09:04:09,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1248 states, 1067 states have (on average 1.3045923149015932) internal successors, (1392), 1073 states have internal predecessors, (1392), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-12-02 09:04:09,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1248 states and 1704 transitions. [2024-12-02 09:04:09,920 INFO L78 Accepts]: Start accepts. Automaton has 1248 states and 1704 transitions. Word has length 138 [2024-12-02 09:04:09,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:09,920 INFO L471 AbstractCegarLoop]: Abstraction has 1248 states and 1704 transitions. [2024-12-02 09:04:09,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:09,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1704 transitions. [2024-12-02 09:04:09,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 09:04:09,921 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:09,921 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:09,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-12-02 09:04:09,921 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:09,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:09,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1052110624, now seen corresponding path program 1 times [2024-12-02 09:04:09,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:09,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956284455] [2024-12-02 09:04:09,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:09,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:09,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:10,042 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-12-02 09:04:10,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:10,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956284455] [2024-12-02 09:04:10,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956284455] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:04:10,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995560405] [2024-12-02 09:04:10,043 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:10,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:04:10,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:04:10,044 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:04:10,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 09:04:10,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:10,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 527 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 09:04:10,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:04:10,300 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:10,300 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:04:10,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [995560405] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:10,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:04:10,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 10 [2024-12-02 09:04:10,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486332153] [2024-12-02 09:04:10,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:10,300 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 09:04:10,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:10,301 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 09:04:10,301 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:04:10,301 INFO L87 Difference]: Start difference. First operand 1248 states and 1704 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:10,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:10,417 INFO L93 Difference]: Finished difference Result 2502 states and 3407 transitions. [2024-12-02 09:04:10,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 09:04:10,417 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-12-02 09:04:10,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:10,421 INFO L225 Difference]: With dead ends: 2502 [2024-12-02 09:04:10,421 INFO L226 Difference]: Without dead ends: 1292 [2024-12-02 09:04:10,422 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:04:10,423 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 572 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:10,423 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 720 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:04:10,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2024-12-02 09:04:10,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1292. [2024-12-02 09:04:10,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1292 states, 1111 states have (on average 1.2925292529252925) internal successors, (1436), 1117 states have internal predecessors, (1436), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-12-02 09:04:10,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1292 states and 1748 transitions. [2024-12-02 09:04:10,551 INFO L78 Accepts]: Start accepts. Automaton has 1292 states and 1748 transitions. Word has length 139 [2024-12-02 09:04:10,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:10,552 INFO L471 AbstractCegarLoop]: Abstraction has 1292 states and 1748 transitions. [2024-12-02 09:04:10,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:10,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 1748 transitions. [2024-12-02 09:04:10,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 09:04:10,553 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:10,553 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:10,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 09:04:10,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-12-02 09:04:10,754 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:10,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:10,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1163214930, now seen corresponding path program 1 times [2024-12-02 09:04:10,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:10,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709368290] [2024-12-02 09:04:10,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:10,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:10,801 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:10,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:10,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709368290] [2024-12-02 09:04:10,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1709368290] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:10,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:10,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:04:10,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568608269] [2024-12-02 09:04:10,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:10,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 09:04:10,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:10,802 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 09:04:10,802 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:04:10,802 INFO L87 Difference]: Start difference. First operand 1292 states and 1748 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:10,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:10,896 INFO L93 Difference]: Finished difference Result 2524 states and 3407 transitions. [2024-12-02 09:04:10,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 09:04:10,896 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-12-02 09:04:10,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:10,900 INFO L225 Difference]: With dead ends: 2524 [2024-12-02 09:04:10,900 INFO L226 Difference]: Without dead ends: 1270 [2024-12-02 09:04:10,901 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 09:04:10,902 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 0 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:10,902 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 288 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:04:10,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2024-12-02 09:04:10,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 1270. [2024-12-02 09:04:10,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1270 states, 1089 states have (on average 1.278236914600551) internal successors, (1392), 1095 states have internal predecessors, (1392), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 150 states have call predecessors, (156), 156 states have call successors, (156) [2024-12-02 09:04:10,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1270 states and 1704 transitions. [2024-12-02 09:04:10,997 INFO L78 Accepts]: Start accepts. Automaton has 1270 states and 1704 transitions. Word has length 139 [2024-12-02 09:04:10,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:10,997 INFO L471 AbstractCegarLoop]: Abstraction has 1270 states and 1704 transitions. [2024-12-02 09:04:10,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:10,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 1704 transitions. [2024-12-02 09:04:10,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-02 09:04:10,998 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:10,998 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:10,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-12-02 09:04:10,998 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:10,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:10,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1571288474, now seen corresponding path program 1 times [2024-12-02 09:04:10,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:10,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31757005] [2024-12-02 09:04:10,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:10,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:11,377 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:11,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:11,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31757005] [2024-12-02 09:04:11,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31757005] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:11,377 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:11,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 09:04:11,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538912925] [2024-12-02 09:04:11,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:11,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 09:04:11,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:11,378 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 09:04:11,379 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-12-02 09:04:11,379 INFO L87 Difference]: Start difference. First operand 1270 states and 1704 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:11,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:11,674 INFO L93 Difference]: Finished difference Result 2197 states and 2930 transitions. [2024-12-02 09:04:11,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 09:04:11,675 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 140 [2024-12-02 09:04:11,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:11,678 INFO L225 Difference]: With dead ends: 2197 [2024-12-02 09:04:11,679 INFO L226 Difference]: Without dead ends: 1253 [2024-12-02 09:04:11,680 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-12-02 09:04:11,680 INFO L435 NwaCegarLoop]: 250 mSDtfsCounter, 374 mSDsluCounter, 530 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 780 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:11,680 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [374 Valid, 780 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 09:04:11,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1253 states. [2024-12-02 09:04:11,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1253 to 797. [2024-12-02 09:04:11,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 797 states, 686 states have (on average 1.271137026239067) internal successors, (872), 688 states have internal predecessors, (872), 93 states have call successors, (93), 17 states have call predecessors, (93), 17 states have return successors, (93), 91 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 09:04:11,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 797 states and 1058 transitions. [2024-12-02 09:04:11,743 INFO L78 Accepts]: Start accepts. Automaton has 797 states and 1058 transitions. Word has length 140 [2024-12-02 09:04:11,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:11,743 INFO L471 AbstractCegarLoop]: Abstraction has 797 states and 1058 transitions. [2024-12-02 09:04:11,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:11,743 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1058 transitions. [2024-12-02 09:04:11,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-02 09:04:11,744 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:11,744 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:11,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-12-02 09:04:11,744 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:11,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:11,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1146802395, now seen corresponding path program 1 times [2024-12-02 09:04:11,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:11,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882416216] [2024-12-02 09:04:11,745 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:11,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:11,864 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:11,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:11,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882416216] [2024-12-02 09:04:11,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882416216] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:11,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:11,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:04:11,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333720453] [2024-12-02 09:04:11,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:11,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:04:11,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:11,866 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:04:11,866 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:04:11,866 INFO L87 Difference]: Start difference. First operand 797 states and 1058 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:11,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:11,953 INFO L93 Difference]: Finished difference Result 1614 states and 2131 transitions. [2024-12-02 09:04:11,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:04:11,953 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 141 [2024-12-02 09:04:11,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:11,956 INFO L225 Difference]: With dead ends: 1614 [2024-12-02 09:04:11,956 INFO L226 Difference]: Without dead ends: 855 [2024-12-02 09:04:11,957 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 09:04:11,957 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 34 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:11,957 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 563 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:04:11,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2024-12-02 09:04:12,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 811. [2024-12-02 09:04:12,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 811 states, 700 states have (on average 1.26) internal successors, (882), 702 states have internal predecessors, (882), 93 states have call successors, (93), 17 states have call predecessors, (93), 17 states have return successors, (93), 91 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 09:04:12,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 1068 transitions. [2024-12-02 09:04:12,009 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 1068 transitions. Word has length 141 [2024-12-02 09:04:12,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:12,009 INFO L471 AbstractCegarLoop]: Abstraction has 811 states and 1068 transitions. [2024-12-02 09:04:12,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 5 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:12,009 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1068 transitions. [2024-12-02 09:04:12,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-02 09:04:12,009 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:12,010 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:12,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-12-02 09:04:12,010 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:12,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:12,010 INFO L85 PathProgramCache]: Analyzing trace with hash 559996381, now seen corresponding path program 1 times [2024-12-02 09:04:12,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:12,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816238218] [2024-12-02 09:04:12,010 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:12,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:12,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:12,262 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:12,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:12,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816238218] [2024-12-02 09:04:12,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816238218] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:12,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:12,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 09:04:12,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978117401] [2024-12-02 09:04:12,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:12,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 09:04:12,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:12,263 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 09:04:12,263 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:04:12,263 INFO L87 Difference]: Start difference. First operand 811 states and 1068 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:12,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:12,497 INFO L93 Difference]: Finished difference Result 1905 states and 2490 transitions. [2024-12-02 09:04:12,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 09:04:12,498 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 141 [2024-12-02 09:04:12,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:12,502 INFO L225 Difference]: With dead ends: 1905 [2024-12-02 09:04:12,502 INFO L226 Difference]: Without dead ends: 1132 [2024-12-02 09:04:12,503 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:04:12,503 INFO L435 NwaCegarLoop]: 191 mSDtfsCounter, 80 mSDsluCounter, 476 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 667 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:12,503 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 667 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:04:12,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1132 states. [2024-12-02 09:04:12,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1132 to 921. [2024-12-02 09:04:12,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 921 states, 810 states have (on average 1.2271604938271605) internal successors, (994), 812 states have internal predecessors, (994), 93 states have call successors, (93), 17 states have call predecessors, (93), 17 states have return successors, (93), 91 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 09:04:12,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1180 transitions. [2024-12-02 09:04:12,567 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1180 transitions. Word has length 141 [2024-12-02 09:04:12,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:12,567 INFO L471 AbstractCegarLoop]: Abstraction has 921 states and 1180 transitions. [2024-12-02 09:04:12,567 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:12,567 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1180 transitions. [2024-12-02 09:04:12,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 09:04:12,568 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:12,568 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:12,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-12-02 09:04:12,569 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:12,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:12,569 INFO L85 PathProgramCache]: Analyzing trace with hash 25599706, now seen corresponding path program 1 times [2024-12-02 09:04:12,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:12,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949533740] [2024-12-02 09:04:12,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:12,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:12,845 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:12,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:12,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949533740] [2024-12-02 09:04:12,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949533740] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:12,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:12,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 09:04:12,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181211173] [2024-12-02 09:04:12,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:12,846 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 09:04:12,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:12,846 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 09:04:12,846 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:04:12,846 INFO L87 Difference]: Start difference. First operand 921 states and 1180 transitions. Second operand has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:12,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:12,983 INFO L93 Difference]: Finished difference Result 947 states and 1210 transitions. [2024-12-02 09:04:12,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 09:04:12,984 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 142 [2024-12-02 09:04:12,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:12,986 INFO L225 Difference]: With dead ends: 947 [2024-12-02 09:04:12,986 INFO L226 Difference]: Without dead ends: 945 [2024-12-02 09:04:12,987 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-12-02 09:04:12,987 INFO L435 NwaCegarLoop]: 223 mSDtfsCounter, 121 mSDsluCounter, 1017 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 1240 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:12,987 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 1240 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:04:12,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2024-12-02 09:04:13,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 943. [2024-12-02 09:04:13,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 943 states, 832 states have (on average 1.2211538461538463) internal successors, (1016), 834 states have internal predecessors, (1016), 93 states have call successors, (93), 17 states have call predecessors, (93), 17 states have return successors, (93), 91 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 09:04:13,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 943 states and 1202 transitions. [2024-12-02 09:04:13,049 INFO L78 Accepts]: Start accepts. Automaton has 943 states and 1202 transitions. Word has length 142 [2024-12-02 09:04:13,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:13,049 INFO L471 AbstractCegarLoop]: Abstraction has 943 states and 1202 transitions. [2024-12-02 09:04:13,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:13,050 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 1202 transitions. [2024-12-02 09:04:13,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 09:04:13,050 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:13,050 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:13,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-12-02 09:04:13,050 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:13,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:13,051 INFO L85 PathProgramCache]: Analyzing trace with hash -46786852, now seen corresponding path program 1 times [2024-12-02 09:04:13,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:13,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663799041] [2024-12-02 09:04:13,051 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:13,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 09:04:13,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [680103843] [2024-12-02 09:04:13,103 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:13,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:04:13,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:04:13,105 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:04:13,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 09:04:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:13,485 INFO L256 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 98 conjuncts are in the unsatisfiable core [2024-12-02 09:04:13,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:04:15,429 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 09:04:16,111 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 09:04:16,622 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-12-02 09:04:17,079 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 09:04:18,097 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2024-12-02 09:04:18,165 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 101 proven. 225 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-12-02 09:04:18,165 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:04:18,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:18,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663799041] [2024-12-02 09:04:18,899 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 09:04:18,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680103843] [2024-12-02 09:04:18,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680103843] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:04:18,899 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:04:18,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2024-12-02 09:04:18,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619628798] [2024-12-02 09:04:18,900 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-12-02 09:04:18,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 09:04:18,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:18,900 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 09:04:18,901 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=674, Unknown=0, NotChecked=0, Total=756 [2024-12-02 09:04:18,901 INFO L87 Difference]: Start difference. First operand 943 states and 1202 transitions. Second operand has 15 states, 13 states have (on average 6.538461538461538) internal successors, (85), 13 states have internal predecessors, (85), 6 states have call successors, (15), 5 states have call predecessors, (15), 6 states have return successors, (15), 5 states have call predecessors, (15), 6 states have call successors, (15) [2024-12-02 09:04:20,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:20,359 INFO L93 Difference]: Finished difference Result 1892 states and 2392 transitions. [2024-12-02 09:04:20,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-12-02 09:04:20,360 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 6.538461538461538) internal successors, (85), 13 states have internal predecessors, (85), 6 states have call successors, (15), 5 states have call predecessors, (15), 6 states have return successors, (15), 5 states have call predecessors, (15), 6 states have call successors, (15) Word has length 142 [2024-12-02 09:04:20,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:20,363 INFO L225 Difference]: With dead ends: 1892 [2024-12-02 09:04:20,363 INFO L226 Difference]: Without dead ends: 987 [2024-12-02 09:04:20,365 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=229, Invalid=1411, Unknown=0, NotChecked=0, Total=1640 [2024-12-02 09:04:20,366 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 430 mSDsluCounter, 952 mSDsCounter, 0 mSdLazyCounter, 686 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 441 SdHoareTripleChecker+Valid, 1106 SdHoareTripleChecker+Invalid, 738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:20,366 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [441 Valid, 1106 Invalid, 738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 686 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 09:04:20,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 987 states. [2024-12-02 09:04:20,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 987 to 699. [2024-12-02 09:04:20,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 699 states, 622 states have (on average 1.2057877813504823) internal successors, (750), 622 states have internal predecessors, (750), 60 states have call successors, (60), 16 states have call predecessors, (60), 16 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2024-12-02 09:04:20,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 870 transitions. [2024-12-02 09:04:20,470 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 870 transitions. Word has length 142 [2024-12-02 09:04:20,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:20,470 INFO L471 AbstractCegarLoop]: Abstraction has 699 states and 870 transitions. [2024-12-02 09:04:20,470 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 6.538461538461538) internal successors, (85), 13 states have internal predecessors, (85), 6 states have call successors, (15), 5 states have call predecessors, (15), 6 states have return successors, (15), 5 states have call predecessors, (15), 6 states have call successors, (15) [2024-12-02 09:04:20,470 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 870 transitions. [2024-12-02 09:04:20,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 09:04:20,471 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:20,471 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:20,480 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 09:04:20,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2024-12-02 09:04:20,672 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:20,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:20,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1744562648, now seen corresponding path program 1 times [2024-12-02 09:04:20,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:20,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545802872] [2024-12-02 09:04:20,672 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:20,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 09:04:20,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1353463962] [2024-12-02 09:04:20,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:20,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:04:20,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:04:20,746 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:04:20,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 09:04:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 09:04:21,163 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 09:04:21,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 09:04:21,426 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 09:04:21,426 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 09:04:21,427 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 09:04:21,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 09:04:21,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2024-12-02 09:04:21,631 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:21,744 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 09:04:21,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 09:04:21 BoogieIcfgContainer [2024-12-02 09:04:21,747 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 09:04:21,747 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 09:04:21,747 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 09:04:21,747 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 09:04:21,748 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:03:48" (3/4) ... [2024-12-02 09:04:21,749 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 09:04:21,750 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 09:04:21,750 INFO L158 Benchmark]: Toolchain (without parser) took 34456.28ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 117.5MB in the beginning and 181.6MB in the end (delta: -64.2MB). Peak memory consumption was 144.7MB. Max. memory is 16.1GB. [2024-12-02 09:04:21,751 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 09:04:21,751 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.95ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 102.1MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 09:04:21,751 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.16ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 98.7MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 09:04:21,751 INFO L158 Benchmark]: Boogie Preprocessor took 67.18ms. Allocated memory is still 142.6MB. Free memory was 98.7MB in the beginning and 94.3MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 09:04:21,751 INFO L158 Benchmark]: RCFGBuilder took 621.26ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 59.9MB in the end (delta: 34.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-02 09:04:21,752 INFO L158 Benchmark]: TraceAbstraction took 33426.94ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 59.4MB in the beginning and 181.7MB in the end (delta: -122.3MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2024-12-02 09:04:21,752 INFO L158 Benchmark]: Witness Printer took 2.88ms. Allocated memory is still 352.3MB. Free memory was 181.7MB in the beginning and 181.6MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 09:04:21,753 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.95ms. Allocated memory is still 142.6MB. Free memory was 117.5MB in the beginning and 102.1MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.16ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 98.7MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 67.18ms. Allocated memory is still 142.6MB. Free memory was 98.7MB in the beginning and 94.3MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 621.26ms. Allocated memory is still 142.6MB. Free memory was 94.3MB in the beginning and 59.9MB in the end (delta: 34.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 33426.94ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 59.4MB in the beginning and 181.7MB in the end (delta: -122.3MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. * Witness Printer took 2.88ms. Allocated memory is still 352.3MB. Free memory was 181.7MB in the beginning and 181.6MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 83, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 103, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 53, overapproximation of someBinaryDOUBLEComparisonOperation at line 81, overapproximation of someBinaryDOUBLEComparisonOperation at line 81, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 83. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 1 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 1 }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0]); [L26-L28] double double_Array_0[2][2] = { {128.4, 3.8}, {50.2, 25.1} }; [L26-L28] double double_Array_0[2][2] = { {128.4, 3.8}, {50.2, 25.1} }; [L26-L28] double double_Array_0[2][2] = { {128.4, 3.8}, {50.2, 25.1} }; [L26-L28] double double_Array_0[2][2] = { {128.4, 3.8}, {50.2, 25.1} }; [L26-L28] double double_Array_0[2][2] = { {128.4, 3.8}, {50.2, 25.1} }; [L29] double* double_Array_0_arraydouble_Array_0arrayVar0_Pointer = &(double_Array_0[0][0]); [L30] double* double_Array_0_arraydouble_Array_0arrayVar1_Pointer = &(double_Array_0[1][0]); [L31] double* double_Array_0_arraydouble_Array_0arrayVar2_Pointer = &(double_Array_0[0][1]); [L32] double* double_Array_0_arraydouble_Array_0arrayVar3_Pointer = &(double_Array_0[1][1]); [L33-L35] signed char signed_char_Array_0[2][2] = { {64, 4}, {0, 16} }; [L33-L35] signed char signed_char_Array_0[2][2] = { {64, 4}, {0, 16} }; [L33-L35] signed char signed_char_Array_0[2][2] = { {64, 4}, {0, 16} }; [L33-L35] signed char signed_char_Array_0[2][2] = { {64, 4}, {0, 16} }; [L33-L35] signed char signed_char_Array_0[2][2] = { {64, 4}, {0, 16} }; [L36] signed char* signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer = &(signed_char_Array_0[0][0]); [L37] signed char* signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer = &(signed_char_Array_0[1][0]); [L38] signed char* signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer = &(signed_char_Array_0[0][1]); [L39] signed char* signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer = &(signed_char_Array_0[1][1]); [L40-L42] unsigned char unsigned_char_Array_0[1] = { 16 }; [L40-L42] unsigned char unsigned_char_Array_0[1] = { 16 }; [L43] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer = &(unsigned_char_Array_0[0]); [L44-L46] unsigned short int unsigned_short_int_Array_0[3] = { 2, 16, 25 }; [L44-L46] unsigned short int unsigned_short_int_Array_0[3] = { 2, 16, 25 }; [L44-L46] unsigned short int unsigned_short_int_Array_0[3] = { 2, 16, 25 }; [L44-L46] unsigned short int unsigned_short_int_Array_0[3] = { 2, 16, 25 }; [L47] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer = &(unsigned_short_int_Array_0[0]); [L48] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer = &(unsigned_short_int_Array_0[1]); [L49] unsigned short int* unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer = &(unsigned_short_int_Array_0[2]); VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=0, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L107] isInitial = 1 [L108] FCALL initially() [L110] FCALL updateLastVariables() [L111] CALL updateVariables() [L75] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L76] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L76] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L76] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L77] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L78] double_Array_0[0][0] = __VERIFIER_nondet_double() [L79] EXPR double_Array_0[0][0] [L79] EXPR double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L79] EXPR double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F [L79] EXPR double_Array_0[0][0] [L79] EXPR double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L79] EXPR (double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854776000e+12F && double_Array_0[0][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L79] EXPR (double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854776000e+12F && double_Array_0[0][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L79] CALL assume_abort_if_not((double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854776000e+12F && double_Array_0[0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L79] RET assume_abort_if_not((double_Array_0[0][0] >= 0.0F && double_Array_0[0][0] <= -1.0e-20F) || (double_Array_0[0][0] <= 9223372.036854776000e+12F && double_Array_0[0][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L80] double_Array_0[1][0] = __VERIFIER_nondet_double() [L81] EXPR double_Array_0[1][0] [L81] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L81] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F [L81] EXPR double_Array_0[1][0] [L81] EXPR double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L81] EXPR (double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854776000e+12F && double_Array_0[1][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L81] EXPR (double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854776000e+12F && double_Array_0[1][0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L81] CALL assume_abort_if_not((double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854776000e+12F && double_Array_0[1][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L81] RET assume_abort_if_not((double_Array_0[1][0] >= 0.0F && double_Array_0[1][0] <= -1.0e-20F) || (double_Array_0[1][0] <= 9223372.036854776000e+12F && double_Array_0[1][0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L82] double_Array_0[0][1] = __VERIFIER_nondet_double() [L83] EXPR double_Array_0[0][1] [L83] EXPR double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L83] EXPR double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F [L83] EXPR double_Array_0[0][1] [L83] EXPR double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L83] EXPR (double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854776000e+12F && double_Array_0[0][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L83] EXPR (double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854776000e+12F && double_Array_0[0][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L83] CALL assume_abort_if_not((double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854776000e+12F && double_Array_0[0][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L83] RET assume_abort_if_not((double_Array_0[0][1] >= -922337.2036854776000e+13F && double_Array_0[0][1] <= -1.0e-20F) || (double_Array_0[0][1] <= 9223372.036854776000e+12F && double_Array_0[0][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L84] double_Array_0[1][1] = __VERIFIER_nondet_double() [L85] EXPR double_Array_0[1][1] [L85] EXPR double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L85] EXPR double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F [L85] EXPR double_Array_0[1][1] [L85] EXPR double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L85] EXPR (double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F) || (double_Array_0[1][1] <= 9223372.036854776000e+12F && double_Array_0[1][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L85] EXPR (double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F) || (double_Array_0[1][1] <= 9223372.036854776000e+12F && double_Array_0[1][1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L85] CALL assume_abort_if_not((double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F) || (double_Array_0[1][1] <= 9223372.036854776000e+12F && double_Array_0[1][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L85] RET assume_abort_if_not((double_Array_0[1][1] >= -922337.2036854776000e+13F && double_Array_0[1][1] <= -1.0e-20F) || (double_Array_0[1][1] <= 9223372.036854776000e+12F && double_Array_0[1][1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L86] signed_char_Array_0[0][0] = __VERIFIER_nondet_char() [L87] EXPR signed_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L87] CALL assume_abort_if_not(signed_char_Array_0[0][0] >= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L87] RET assume_abort_if_not(signed_char_Array_0[0][0] >= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L88] EXPR signed_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L88] CALL assume_abort_if_not(signed_char_Array_0[0][0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L88] RET assume_abort_if_not(signed_char_Array_0[0][0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L89] signed_char_Array_0[1][0] = __VERIFIER_nondet_char() [L90] EXPR signed_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L90] CALL assume_abort_if_not(signed_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L90] RET assume_abort_if_not(signed_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L91] EXPR signed_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L91] CALL assume_abort_if_not(signed_char_Array_0[1][0] <= 64) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L91] RET assume_abort_if_not(signed_char_Array_0[1][0] <= 64) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L92] signed_char_Array_0[0][1] = __VERIFIER_nondet_char() [L93] EXPR signed_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L93] CALL assume_abort_if_not(signed_char_Array_0[0][1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L93] RET assume_abort_if_not(signed_char_Array_0[0][1] >= -127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L94] EXPR signed_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L94] CALL assume_abort_if_not(signed_char_Array_0[0][1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L94] RET assume_abort_if_not(signed_char_Array_0[0][1] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L95] unsigned_short_int_Array_0[1] = __VERIFIER_nondet_ushort() [L96] EXPR unsigned_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L96] CALL assume_abort_if_not(unsigned_short_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L96] RET assume_abort_if_not(unsigned_short_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L97] EXPR unsigned_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L97] CALL assume_abort_if_not(unsigned_short_int_Array_0[1] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L97] RET assume_abort_if_not(unsigned_short_int_Array_0[1] <= 65535) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L98] EXPR unsigned_short_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L98] CALL assume_abort_if_not(unsigned_short_int_Array_0[1] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L98] RET assume_abort_if_not(unsigned_short_int_Array_0[1] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L111] RET updateVariables() [L112] CALL step() [L53] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L53] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L53] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar2_Pointer) [L53] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar3_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L53] EXPR ((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))) [L53] EXPR ((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L53] COND FALSE !((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) [L56] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L56] COND FALSE !((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) [L59] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer) [L59] ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L59] ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) [L59] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L59] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer) [L59] ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L59] COND FALSE !(((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) [L62] (*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) = 5 VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L64] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L64] unsigned char stepLocal_1 = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)); [L65] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L65] unsigned char stepLocal_0 = (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)); [L66] stepLocal_0 || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, stepLocal_1=16, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L66] stepLocal_0 || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) [L66] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L66] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L66] stepLocal_0 || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, stepLocal_1=16, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L66] COND TRUE stepLocal_0 || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) [L67] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L67] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L67] COND FALSE !(stepLocal_1 < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) [L112] RET step() [L113] CALL, EXPR property() [L103] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1 [L103] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5))) [L103] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer) [L103] EXPR ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR \read(*unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer) [L103] EXPR ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)) [L103] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer) [L103] EXPR (((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))))) [L103] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer) [L103] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer) [L103] EXPR \read(*signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1 [L103] EXPR ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))))) && (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))))) && (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) [L103] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar0_Pointer) [L103] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar1_Pointer) [L103] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar2_Pointer) [L103] EXPR \read(*double_Array_0_arraydouble_Array_0arrayVar3_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))) [L103] EXPR ((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1 [L103] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L103] EXPR ((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103] EXPR ((((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))))) && (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L103-L104] return ((((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == ((unsigned short int) (((((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))) : 1) && ((((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer)) == 16) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (10 / (*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer))))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) (*(signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer)))) : ((*(signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer)) == ((signed char) 5)))) && (((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) || ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) >= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) < (((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer)) - (*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) - 16)) ? ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) > (32)) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer))) : (32))))) : 1) : ((*(unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer)) == ((unsigned short int) (((((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) < ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) ? ((*(signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer))) : ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))))))))) && (((((*(double_Array_0_arraydouble_Array_0arrayVar0_Pointer)) - (*(double_Array_0_arraydouble_Array_0arrayVar1_Pointer))) + (*(double_Array_0_arraydouble_Array_0arrayVar2_Pointer))) <= (256.625 * ((((1.875) > ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer)))) ? (1.875) : ((*(double_Array_0_arraydouble_Array_0arrayVar3_Pointer))))))) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((((5) < 0 ) ? -(5) : (5))) + 5))) : 1) ; [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, double_Array_0={5:0}, double_Array_0_arraydouble_Array_0arrayVar0_Pointer={5:0}, double_Array_0_arraydouble_Array_0arrayVar1_Pointer={5:16}, double_Array_0_arraydouble_Array_0arrayVar2_Pointer={5:8}, double_Array_0_arraydouble_Array_0arrayVar3_Pointer={5:24}, isInitial=1, signed_char_Array_0={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var0_Pointer={6:0}, signed_char_Array_0_arraysigned_char_Array_0Var1_Pointer={6:2}, signed_char_Array_0_arraysigned_char_Array_0Var2_Pointer={6:1}, signed_char_Array_0_arraysigned_char_Array_0Var3_Pointer={6:3}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_short_int_Array_0={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var0_Pointer={8:0}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var1_Pointer={8:2}, unsigned_short_int_Array_0_arrayunsigned_short_int_Array_0Var2_Pointer={8:4}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 112 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 33.3s, OverallIterations: 35, TraceHistogramMax: 15, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 10.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5757 SdHoareTripleChecker+Valid, 5.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5746 mSDsluCounter, 30203 SdHoareTripleChecker+Invalid, 4.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 23120 mSDsCounter, 475 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5745 IncrementalHoareTripleChecker+Invalid, 6220 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 475 mSolverCounterUnsat, 7083 mSDtfsCounter, 5745 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 877 GetRequests, 628 SyntacticMatches, 0 SemanticMatches, 249 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 481 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1292occurred in iteration=28, InterpolantAutomatonStates: 238, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.3s AutomataMinimizationTime, 34 MinimizatonAttempts, 3629 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 16.1s InterpolantComputationTime, 5449 NumberOfCodeBlocks, 5449 NumberOfCodeBlocksAsserted, 40 NumberOfCheckSat, 4986 ConstructedInterpolants, 0 QuantifiedInterpolants, 21934 SizeOfPredicates, 17 NumberOfNonLiveVariables, 2032 ConjunctsInSsa, 107 ConjunctsInUnsatCore, 37 InterpolantComputations, 33 PerfectInterpolantSequences, 15203/15540 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 09:04:21,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 ab1505ae670373b6c322e0c16a487a3f348c7a8c6cd3865cdae18d40153ca8fc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 09:04:23,724 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 09:04:23,800 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 09:04:23,809 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 09:04:23,809 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 09:04:23,831 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 09:04:23,832 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 09:04:23,832 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 09:04:23,832 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 09:04:23,832 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 09:04:23,832 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 09:04:23,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 09:04:23,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 09:04:23,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 09:04:23,833 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 09:04:23,833 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 09:04:23,833 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 09:04:23,833 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 09:04:23,833 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 09:04:23,833 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 09:04:23,833 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 09:04:23,833 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 09:04:23,834 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 09:04:23,834 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 09:04:23,834 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 09:04:23,834 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 09:04:23,834 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 09:04:23,834 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 09:04:23,834 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 09:04:23,834 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 09:04:23,834 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 09:04:23,834 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 09:04:23,834 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 09:04:23,834 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 09:04:23,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:04:23,834 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 09:04:23,835 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 09:04:23,835 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 09:04:23,835 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 09:04:23,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:04:23,835 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 09:04:23,835 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 09:04:23,835 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 09:04:23,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 09:04:23,836 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 09:04:23,836 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 09:04:23,836 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 09:04:23,836 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 09:04:23,836 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 09:04:23,836 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 09:04:23,836 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_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 -> ab1505ae670373b6c322e0c16a487a3f348c7a8c6cd3865cdae18d40153ca8fc [2024-12-02 09:04:24,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 09:04:24,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 09:04:24,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 09:04:24,095 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 09:04:24,096 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 09:04:24,097 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i [2024-12-02 09:04:26,891 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/data/afe83cc73/9e400f7132c4440c831995f2d62eec44/FLAG3da6939cb [2024-12-02 09:04:27,071 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 09:04:27,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i [2024-12-02 09:04:27,080 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/data/afe83cc73/9e400f7132c4440c831995f2d62eec44/FLAG3da6939cb [2024-12-02 09:04:27,437 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/data/afe83cc73/9e400f7132c4440c831995f2d62eec44 [2024-12-02 09:04:27,439 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 09:04:27,441 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 09:04:27,442 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 09:04:27,442 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 09:04:27,445 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 09:04:27,446 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,446 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@492c25f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27, skipping insertion in model container [2024-12-02 09:04:27,447 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,461 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 09:04:27,569 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_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i[917,930] [2024-12-02 09:04:27,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 09:04:27,633 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 09:04:27,641 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_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-13.i[917,930] [2024-12-02 09:04:27,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 09:04:27,693 INFO L204 MainTranslator]: Completed translation [2024-12-02 09:04:27,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27 WrapperNode [2024-12-02 09:04:27,693 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 09:04:27,694 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 09:04:27,694 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 09:04:27,694 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 09:04:27,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,710 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,736 INFO L138 Inliner]: procedures = 33, calls = 146, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 484 [2024-12-02 09:04:27,736 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 09:04:27,736 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 09:04:27,736 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 09:04:27,737 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 09:04:27,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,747 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,766 INFO L175 MemorySlicer]: Split 115 memory accesses to 6 slices as follows [2, 8, 34, 31, 23, 17]. 30 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 1, 4, 4, 1, 3]. The 15 writes are split as follows [0, 1, 4, 5, 1, 4]. [2024-12-02 09:04:27,766 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,767 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,786 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,787 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,791 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,798 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 09:04:27,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 09:04:27,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 09:04:27,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 09:04:27,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (1/1) ... [2024-12-02 09:04:27,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:04:27,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:04:27,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 09:04:27,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 09:04:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 09:04:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#0 [2024-12-02 09:04:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#1 [2024-12-02 09:04:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#2 [2024-12-02 09:04:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#3 [2024-12-02 09:04:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#4 [2024-12-02 09:04:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8#5 [2024-12-02 09:04:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#0 [2024-12-02 09:04:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#1 [2024-12-02 09:04:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#2 [2024-12-02 09:04:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#3 [2024-12-02 09:04:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#4 [2024-12-02 09:04:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8#5 [2024-12-02 09:04:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-12-02 09:04:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-12-02 09:04:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-12-02 09:04:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-12-02 09:04:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-12-02 09:04:27,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-12-02 09:04:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-12-02 09:04:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-12-02 09:04:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-12-02 09:04:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-12-02 09:04:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-12-02 09:04:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-12-02 09:04:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 09:04:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-12-02 09:04:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-12-02 09:04:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-12-02 09:04:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-12-02 09:04:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-12-02 09:04:27,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#0 [2024-12-02 09:04:27,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#1 [2024-12-02 09:04:27,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#2 [2024-12-02 09:04:27,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#3 [2024-12-02 09:04:27,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#4 [2024-12-02 09:04:27,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8#5 [2024-12-02 09:04:27,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-12-02 09:04:27,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-12-02 09:04:27,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-12-02 09:04:27,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-12-02 09:04:27,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-12-02 09:04:27,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-12-02 09:04:27,862 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 09:04:27,862 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 09:04:27,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 09:04:27,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 09:04:27,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-12-02 09:04:27,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-12-02 09:04:27,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-12-02 09:04:27,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-12-02 09:04:27,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-12-02 09:04:27,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-12-02 09:04:27,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-12-02 09:04:27,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-12-02 09:04:27,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-12-02 09:04:27,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-12-02 09:04:27,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-12-02 09:04:27,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-12-02 09:04:28,031 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 09:04:28,033 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 09:04:39,413 INFO L? ?]: Removed 126 outVars from TransFormulas that were not future-live. [2024-12-02 09:04:39,413 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 09:04:39,424 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 09:04:39,424 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 09:04:39,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:04:39 BoogieIcfgContainer [2024-12-02 09:04:39,425 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 09:04:39,427 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 09:04:39,427 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 09:04:39,431 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 09:04:39,431 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 09:04:27" (1/3) ... [2024-12-02 09:04:39,432 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a1f564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:04:39, skipping insertion in model container [2024-12-02 09:04:39,432 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:04:27" (2/3) ... [2024-12-02 09:04:39,432 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36a1f564 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:04:39, skipping insertion in model container [2024-12-02 09:04:39,432 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:04:39" (3/3) ... [2024-12-02 09:04:39,433 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-13.i [2024-12-02 09:04:39,446 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 09:04:39,447 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-13.i that has 2 procedures, 112 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 09:04:39,491 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 09:04:39,500 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;@39c8691e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 09:04:39,500 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 09:04:39,503 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 94 states have (on average 1.446808510638298) internal successors, (136), 95 states have internal predecessors, (136), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-12-02 09:04:39,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 09:04:39,512 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:39,512 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:39,513 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:39,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:39,517 INFO L85 PathProgramCache]: Analyzing trace with hash 937167592, now seen corresponding path program 1 times [2024-12-02 09:04:39,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:04:39,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [739225967] [2024-12-02 09:04:39,525 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:39,525 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:04:39,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:04:39,527 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:39,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:40,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 09:04:40,072 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:04:40,110 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 220 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-12-02 09:04:40,110 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:04:40,111 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:04:40,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [739225967] [2024-12-02 09:04:40,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [739225967] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:40,111 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:40,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 09:04:40,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377616911] [2024-12-02 09:04:40,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:40,117 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 09:04:40,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:04:40,136 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 09:04:40,136 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 09:04:40,138 INFO L87 Difference]: Start difference. First operand has 112 states, 94 states have (on average 1.446808510638298) internal successors, (136), 95 states have internal predecessors, (136), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:04:40,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:40,160 INFO L93 Difference]: Finished difference Result 217 states and 341 transitions. [2024-12-02 09:04:40,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 09:04:40,161 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2024-12-02 09:04:40,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:40,167 INFO L225 Difference]: With dead ends: 217 [2024-12-02 09:04:40,167 INFO L226 Difference]: Without dead ends: 108 [2024-12-02 09:04:40,169 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 09:04:40,171 INFO L435 NwaCegarLoop]: 159 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:40,172 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:04:40,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-12-02 09:04:40,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-12-02 09:04:40,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 91 states have (on average 1.4175824175824177) internal successors, (129), 91 states have internal predecessors, (129), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-12-02 09:04:40,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 159 transitions. [2024-12-02 09:04:40,209 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 159 transitions. Word has length 131 [2024-12-02 09:04:40,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:40,209 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 159 transitions. [2024-12-02 09:04:40,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:04:40,210 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 159 transitions. [2024-12-02 09:04:40,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 09:04:40,212 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:40,213 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:40,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:40,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:40,413 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:40,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:40,414 INFO L85 PathProgramCache]: Analyzing trace with hash 78624018, now seen corresponding path program 1 times [2024-12-02 09:04:40,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:04:40,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1799734251] [2024-12-02 09:04:40,415 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:40,415 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 09:04:40,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:04:40,418 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:40,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:40,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 09:04:40,982 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:04:41,042 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2024-12-02 09:04:41,042 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:04:41,042 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:04:41,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1799734251] [2024-12-02 09:04:41,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1799734251] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:41,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:41,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 09:04:41,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527825365] [2024-12-02 09:04:41,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:41,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:04:41,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:04:41,046 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:04:41,046 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 09:04:41,046 INFO L87 Difference]: Start difference. First operand 108 states and 159 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:04:41,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:41,132 INFO L93 Difference]: Finished difference Result 215 states and 318 transitions. [2024-12-02 09:04:41,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:04:41,134 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 131 [2024-12-02 09:04:41,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:41,135 INFO L225 Difference]: With dead ends: 215 [2024-12-02 09:04:41,135 INFO L226 Difference]: Without dead ends: 110 [2024-12-02 09:04:41,136 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 09:04:41,137 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:41,137 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 460 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:04:41,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-12-02 09:04:41,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2024-12-02 09:04:41,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 93 states have (on average 1.4086021505376345) internal successors, (131), 93 states have internal predecessors, (131), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-12-02 09:04:41,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 161 transitions. [2024-12-02 09:04:41,150 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 161 transitions. Word has length 131 [2024-12-02 09:04:41,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:41,151 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 161 transitions. [2024-12-02 09:04:41,151 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:04:41,152 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 161 transitions. [2024-12-02 09:04:41,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 09:04:41,154 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:41,154 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:41,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:41,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:41,355 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:41,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:41,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1923262252, now seen corresponding path program 1 times [2024-12-02 09:04:41,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:04:41,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1535498082] [2024-12-02 09:04:41,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:41,356 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 09:04:41,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:04:41,358 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:41,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:41,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 09:04:41,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:04:42,962 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 13 proven. 95 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-12-02 09:04:42,962 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:04:43,226 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:43,226 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:04:43,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1535498082] [2024-12-02 09:04:43,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1535498082] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 09:04:43,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:04:43,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-12-02 09:04:43,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689568266] [2024-12-02 09:04:43,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:43,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:04:43,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:04:43,228 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:04:43,228 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-12-02 09:04:43,228 INFO L87 Difference]: Start difference. First operand 110 states and 161 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:43,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:43,365 INFO L93 Difference]: Finished difference Result 261 states and 384 transitions. [2024-12-02 09:04:43,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:04:43,365 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 131 [2024-12-02 09:04:43,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:43,367 INFO L225 Difference]: With dead ends: 261 [2024-12-02 09:04:43,367 INFO L226 Difference]: Without dead ends: 154 [2024-12-02 09:04:43,368 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-12-02 09:04:43,368 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 120 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:43,368 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 453 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:04:43,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2024-12-02 09:04:43,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 115. [2024-12-02 09:04:43,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 98 states have (on average 1.4081632653061225) internal successors, (138), 98 states have internal predecessors, (138), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-12-02 09:04:43,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 168 transitions. [2024-12-02 09:04:43,379 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 168 transitions. Word has length 131 [2024-12-02 09:04:43,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:43,380 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 168 transitions. [2024-12-02 09:04:43,381 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:43,381 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 168 transitions. [2024-12-02 09:04:43,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-12-02 09:04:43,383 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:43,383 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:43,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:43,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:43,584 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:43,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:43,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1091841366, now seen corresponding path program 1 times [2024-12-02 09:04:43,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:04:43,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [557160052] [2024-12-02 09:04:43,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:43,585 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 09:04:43,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:04:43,587 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:43,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:44,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 09:04:44,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:04:44,114 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:44,114 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:04:44,114 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:04:44,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [557160052] [2024-12-02 09:04:44,114 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [557160052] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:44,114 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:44,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 09:04:44,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414182319] [2024-12-02 09:04:44,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:44,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:04:44,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:04:44,116 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:04:44,116 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 09:04:44,116 INFO L87 Difference]: Start difference. First operand 115 states and 168 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:44,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:44,165 INFO L93 Difference]: Finished difference Result 229 states and 336 transitions. [2024-12-02 09:04:44,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:04:44,166 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 131 [2024-12-02 09:04:44,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:44,168 INFO L225 Difference]: With dead ends: 229 [2024-12-02 09:04:44,168 INFO L226 Difference]: Without dead ends: 117 [2024-12-02 09:04:44,169 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 09:04:44,170 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 303 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:44,170 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 460 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:04:44,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2024-12-02 09:04:44,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2024-12-02 09:04:44,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 100 states have (on average 1.4) internal successors, (140), 100 states have internal predecessors, (140), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-12-02 09:04:44,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 170 transitions. [2024-12-02 09:04:44,188 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 170 transitions. Word has length 131 [2024-12-02 09:04:44,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:44,189 INFO L471 AbstractCegarLoop]: Abstraction has 117 states and 170 transitions. [2024-12-02 09:04:44,189 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:44,189 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 170 transitions. [2024-12-02 09:04:44,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-12-02 09:04:44,191 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:44,191 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:44,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:44,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:44,392 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:44,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:44,393 INFO L85 PathProgramCache]: Analyzing trace with hash 617841361, now seen corresponding path program 1 times [2024-12-02 09:04:44,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:04:44,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [540958835] [2024-12-02 09:04:44,393 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:44,393 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 09:04:44,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:04:44,395 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:44,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:44,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:44,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 09:04:44,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:04:45,813 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 13 proven. 95 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-12-02 09:04:45,813 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:04:46,043 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:04:46,043 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:04:46,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [540958835] [2024-12-02 09:04:46,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [540958835] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 09:04:46,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:04:46,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-12-02 09:04:46,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371168837] [2024-12-02 09:04:46,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:46,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:04:46,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:04:46,045 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:04:46,045 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-12-02 09:04:46,045 INFO L87 Difference]: Start difference. First operand 117 states and 170 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:46,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:46,180 INFO L93 Difference]: Finished difference Result 268 states and 390 transitions. [2024-12-02 09:04:46,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:04:46,181 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 133 [2024-12-02 09:04:46,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:46,182 INFO L225 Difference]: With dead ends: 268 [2024-12-02 09:04:46,182 INFO L226 Difference]: Without dead ends: 154 [2024-12-02 09:04:46,183 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 255 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-12-02 09:04:46,184 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 102 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:46,184 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 454 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:04:46,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2024-12-02 09:04:46,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 125. [2024-12-02 09:04:46,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 108 states have (on average 1.4074074074074074) internal successors, (152), 108 states have internal predecessors, (152), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-12-02 09:04:46,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 182 transitions. [2024-12-02 09:04:46,195 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 182 transitions. Word has length 133 [2024-12-02 09:04:46,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:46,196 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 182 transitions. [2024-12-02 09:04:46,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:04:46,196 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 182 transitions. [2024-12-02 09:04:46,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-12-02 09:04:46,197 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:46,197 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:46,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:46,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:46,399 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:46,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:46,399 INFO L85 PathProgramCache]: Analyzing trace with hash 654298011, now seen corresponding path program 1 times [2024-12-02 09:04:46,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:04:46,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [99415487] [2024-12-02 09:04:46,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:46,400 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 09:04:46,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:04:46,401 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:46,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 (7)] Waiting until timeout for monitored process [2024-12-02 09:04:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:46,916 INFO L256 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 09:04:46,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:04:47,082 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:04:47,083 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 155 treesize of output 65 [2024-12-02 09:04:47,138 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2024-12-02 09:04:47,138 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:04:47,138 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:04:47,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [99415487] [2024-12-02 09:04:47,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [99415487] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:04:47,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:04:47,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:04:47,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512058746] [2024-12-02 09:04:47,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:04:47,139 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 09:04:47,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:04:47,140 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 09:04:47,140 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:04:47,140 INFO L87 Difference]: Start difference. First operand 125 states and 182 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:04:50,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:04:51,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:04:52,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:04:54,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:04:57,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:04:59,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:04:59,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:59,302 INFO L93 Difference]: Finished difference Result 247 states and 361 transitions. [2024-12-02 09:04:59,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 09:04:59,318 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 134 [2024-12-02 09:04:59,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:59,319 INFO L225 Difference]: With dead ends: 247 [2024-12-02 09:04:59,319 INFO L226 Difference]: Without dead ends: 125 [2024-12-02 09:04:59,319 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-12-02 09:04:59,320 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 146 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:59,320 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 489 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 12.1s Time] [2024-12-02 09:04:59,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-12-02 09:04:59,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 123. [2024-12-02 09:04:59,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 106 states have (on average 1.4056603773584906) internal successors, (149), 106 states have internal predecessors, (149), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-12-02 09:04:59,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 179 transitions. [2024-12-02 09:04:59,329 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 179 transitions. Word has length 134 [2024-12-02 09:04:59,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:59,330 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 179 transitions. [2024-12-02 09:04:59,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 5 states have internal predecessors, (65), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:04:59,330 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2024-12-02 09:04:59,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 09:04:59,332 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:59,332 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:59,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 (7)] Ended with exit code 0 [2024-12-02 09:04:59,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:59,533 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:59,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:59,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1341345693, now seen corresponding path program 1 times [2024-12-02 09:04:59,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:04:59,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [536301603] [2024-12-02 09:04:59,534 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:59,534 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:04:59,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:04:59,535 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:59,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:04:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:05:00,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 09:05:00,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:05:00,252 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:05:00,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 154 treesize of output 64 [2024-12-02 09:05:00,388 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 144 proven. 8 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-12-02 09:05:00,388 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:05:00,817 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:05:00,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 98 treesize of output 1 [2024-12-02 09:05:00,838 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-12-02 09:05:00,838 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:05:00,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [536301603] [2024-12-02 09:05:00,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [536301603] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 09:05:00,838 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 09:05:00,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-12-02 09:05:00,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805881638] [2024-12-02 09:05:00,838 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 09:05:00,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 09:05:00,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:05:00,840 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 09:05:00,840 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-12-02 09:05:00,840 INFO L87 Difference]: Start difference. First operand 123 states and 179 transitions. Second operand has 12 states, 11 states have (on average 7.818181818181818) internal successors, (86), 12 states have internal predecessors, (86), 4 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2024-12-02 09:05:04,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:05:07,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:05:09,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:05:11,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:05:11,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:05:11,716 INFO L93 Difference]: Finished difference Result 256 states and 370 transitions. [2024-12-02 09:05:11,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 09:05:11,733 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 7.818181818181818) internal successors, (86), 12 states have internal predecessors, (86), 4 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) Word has length 136 [2024-12-02 09:05:11,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:05:11,734 INFO L225 Difference]: With dead ends: 256 [2024-12-02 09:05:11,734 INFO L226 Difference]: Without dead ends: 125 [2024-12-02 09:05:11,735 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 281 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2024-12-02 09:05:11,735 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 153 mSDsluCounter, 622 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 738 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2024-12-02 09:05:11,736 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 738 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 375 Invalid, 0 Unknown, 0 Unchecked, 10.5s Time] [2024-12-02 09:05:11,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2024-12-02 09:05:11,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 123. [2024-12-02 09:05:11,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 106 states have (on average 1.3867924528301887) internal successors, (147), 106 states have internal predecessors, (147), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-12-02 09:05:11,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 177 transitions. [2024-12-02 09:05:11,746 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 177 transitions. Word has length 136 [2024-12-02 09:05:11,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:05:11,746 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 177 transitions. [2024-12-02 09:05:11,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 7.818181818181818) internal successors, (86), 12 states have internal predecessors, (86), 4 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29) [2024-12-02 09:05:11,746 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 177 transitions. [2024-12-02 09:05:11,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-12-02 09:05:11,748 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:05:11,748 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:05:11,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:11,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:11,949 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:05:11,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:05:11,949 INFO L85 PathProgramCache]: Analyzing trace with hash -59173407, now seen corresponding path program 1 times [2024-12-02 09:05:11,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:05:11,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2042499974] [2024-12-02 09:05:11,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:05:11,949 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 09:05:11,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:05:11,951 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:11,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:12,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:05:12,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 09:05:12,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:05:12,639 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:05:12,639 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 173 treesize of output 65 [2024-12-02 09:05:12,689 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 09:05:12,689 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:05:12,689 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:05:12,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2042499974] [2024-12-02 09:05:12,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2042499974] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:05:12,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:05:12,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:05:12,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352314395] [2024-12-02 09:05:12,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:05:12,690 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 09:05:12,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:05:12,691 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 09:05:12,691 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:05:12,691 INFO L87 Difference]: Start difference. First operand 123 states and 177 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:05:14,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:05:17,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:05:20,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:05:23,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:05:23,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:05:23,162 INFO L93 Difference]: Finished difference Result 244 states and 352 transitions. [2024-12-02 09:05:23,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 09:05:23,178 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 136 [2024-12-02 09:05:23,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:05:23,179 INFO L225 Difference]: With dead ends: 244 [2024-12-02 09:05:23,179 INFO L226 Difference]: Without dead ends: 124 [2024-12-02 09:05:23,180 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-12-02 09:05:23,180 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 134 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2024-12-02 09:05:23,180 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 477 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2024-12-02 09:05:23,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2024-12-02 09:05:23,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 123. [2024-12-02 09:05:23,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 106 states have (on average 1.3773584905660377) internal successors, (146), 106 states have internal predecessors, (146), 15 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-12-02 09:05:23,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 176 transitions. [2024-12-02 09:05:23,185 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 176 transitions. Word has length 136 [2024-12-02 09:05:23,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:05:23,185 INFO L471 AbstractCegarLoop]: Abstraction has 123 states and 176 transitions. [2024-12-02 09:05:23,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 5 states have internal predecessors, (67), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-12-02 09:05:23,186 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 176 transitions. [2024-12-02 09:05:23,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 09:05:23,187 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:05:23,191 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:05:23,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:23,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:23,392 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:05:23,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:05:23,393 INFO L85 PathProgramCache]: Analyzing trace with hash 1578491867, now seen corresponding path program 1 times [2024-12-02 09:05:23,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:05:23,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [602062264] [2024-12-02 09:05:23,393 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:05:23,393 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 09:05:23,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:05:23,395 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:23,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:05:24,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 09:05:24,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:05:25,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2024-12-02 09:05:26,186 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:05:26,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 26 [2024-12-02 09:05:26,215 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 09:05:26,215 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:05:26,406 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:05:26,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [602062264] [2024-12-02 09:05:26,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [602062264] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:05:26,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [387757745] [2024-12-02 09:05:26,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:05:26,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 09:05:26,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 09:05:26,417 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 09:05:26,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-02 09:05:28,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:05:28,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 09:05:28,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:05:31,097 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 09:05:31,567 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 09:05:31,567 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:05:31,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [387757745] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:05:31,728 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 09:05:31,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2024-12-02 09:05:31,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593703291] [2024-12-02 09:05:31,729 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 09:05:31,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 09:05:31,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:05:31,730 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 09:05:31,730 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:05:31,731 INFO L87 Difference]: Start difference. First operand 123 states and 176 transitions. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 7 states have internal predecessors, (119), 4 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-12-02 09:05:32,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:05:32,331 INFO L93 Difference]: Finished difference Result 346 states and 495 transitions. [2024-12-02 09:05:32,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:05:32,332 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 7 states have internal predecessors, (119), 4 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 138 [2024-12-02 09:05:32,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:05:32,334 INFO L225 Difference]: With dead ends: 346 [2024-12-02 09:05:32,334 INFO L226 Difference]: Without dead ends: 226 [2024-12-02 09:05:32,334 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 370 GetRequests, 359 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2024-12-02 09:05:32,335 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 260 mSDsluCounter, 661 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 804 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 09:05:32,335 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 804 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 09:05:32,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2024-12-02 09:05:32,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 218. [2024-12-02 09:05:32,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 185 states have (on average 1.3567567567567567) internal successors, (251), 185 states have internal predecessors, (251), 30 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2024-12-02 09:05:32,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 311 transitions. [2024-12-02 09:05:32,348 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 311 transitions. Word has length 138 [2024-12-02 09:05:32,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:05:32,349 INFO L471 AbstractCegarLoop]: Abstraction has 218 states and 311 transitions. [2024-12-02 09:05:32,349 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 7 states have internal predecessors, (119), 4 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-12-02 09:05:32,349 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 311 transitions. [2024-12-02 09:05:32,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 09:05:32,350 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:05:32,350 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:05:32,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-02 09:05:32,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:32,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:32,751 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:05:32,751 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:05:32,751 INFO L85 PathProgramCache]: Analyzing trace with hash 2001193693, now seen corresponding path program 1 times [2024-12-02 09:05:32,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:05:32,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1479449617] [2024-12-02 09:05:32,752 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:05:32,752 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 09:05:32,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:05:32,754 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:32,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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)] Waiting until timeout for monitored process [2024-12-02 09:05:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:05:33,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 09:05:33,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:05:33,405 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:05:33,405 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:05:33,405 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:05:33,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1479449617] [2024-12-02 09:05:33,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1479449617] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:05:33,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:05:33,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:05:33,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645683626] [2024-12-02 09:05:33,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:05:33,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:05:33,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:05:33,406 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:05:33,406 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:05:33,407 INFO L87 Difference]: Start difference. First operand 218 states and 311 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:05:33,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:05:33,763 INFO L93 Difference]: Finished difference Result 540 states and 769 transitions. [2024-12-02 09:05:33,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:05:33,764 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-12-02 09:05:33,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:05:33,766 INFO L225 Difference]: With dead ends: 540 [2024-12-02 09:05:33,766 INFO L226 Difference]: Without dead ends: 325 [2024-12-02 09:05:33,766 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:05:33,767 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 120 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 09:05:33,767 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 549 Invalid, 91 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 09:05:33,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states. [2024-12-02 09:05:33,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 314. [2024-12-02 09:05:33,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 267 states have (on average 1.352059925093633) internal successors, (361), 268 states have internal predecessors, (361), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-12-02 09:05:33,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 445 transitions. [2024-12-02 09:05:33,787 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 445 transitions. Word has length 138 [2024-12-02 09:05:33,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:05:33,788 INFO L471 AbstractCegarLoop]: Abstraction has 314 states and 445 transitions. [2024-12-02 09:05:33,788 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:05:33,788 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 445 transitions. [2024-12-02 09:05:33,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 09:05:33,789 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:05:33,789 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:05:33,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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)] Ended with exit code 0 [2024-12-02 09:05:33,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:33,990 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:05:33,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:05:33,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1592709025, now seen corresponding path program 1 times [2024-12-02 09:05:33,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:05:33,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [318967423] [2024-12-02 09:05:33,991 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:05:33,991 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:05:33,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:05:33,993 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:33,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:05:34,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 09:05:34,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:05:35,800 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 09:05:35,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2024-12-02 09:05:35,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2024-12-02 09:05:35,963 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-12-02 09:05:35,963 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:05:36,623 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:05:36,624 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:05:36,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [318967423] [2024-12-02 09:05:36,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [318967423] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 09:05:36,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:05:36,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9] total 10 [2024-12-02 09:05:36,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272523758] [2024-12-02 09:05:36,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:05:36,624 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:05:36,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:05:36,625 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:05:36,625 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:05:36,625 INFO L87 Difference]: Start difference. First operand 314 states and 445 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:05:40,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:05:40,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:05:40,466 INFO L93 Difference]: Finished difference Result 886 states and 1253 transitions. [2024-12-02 09:05:40,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:05:40,468 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-12-02 09:05:40,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:05:40,473 INFO L225 Difference]: With dead ends: 886 [2024-12-02 09:05:40,474 INFO L226 Difference]: Without dead ends: 575 [2024-12-02 09:05:40,474 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-12-02 09:05:40,475 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 128 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 391 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-12-02 09:05:40,475 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 391 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-12-02 09:05:40,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2024-12-02 09:05:40,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 334. [2024-12-02 09:05:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 334 states, 287 states have (on average 1.3519163763066202) internal successors, (388), 288 states have internal predecessors, (388), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-12-02 09:05:40,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 334 states and 472 transitions. [2024-12-02 09:05:40,507 INFO L78 Accepts]: Start accepts. Automaton has 334 states and 472 transitions. Word has length 138 [2024-12-02 09:05:40,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:05:40,507 INFO L471 AbstractCegarLoop]: Abstraction has 334 states and 472 transitions. [2024-12-02 09:05:40,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:05:40,508 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 472 transitions. [2024-12-02 09:05:40,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 09:05:40,509 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:05:40,509 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:05:40,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:40,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:40,709 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:05:40,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:05:40,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1884609821, now seen corresponding path program 1 times [2024-12-02 09:05:40,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:05:40,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1835010961] [2024-12-02 09:05:40,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:05:40,711 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 09:05:40,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:05:40,712 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:40,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:05:41,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-02 09:05:41,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:05:42,620 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 09:05:42,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2024-12-02 09:05:42,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2024-12-02 09:05:43,076 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-12-02 09:05:43,076 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:05:44,363 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:05:44,363 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:05:44,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1835010961] [2024-12-02 09:05:44,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1835010961] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 09:05:44,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:05:44,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 12 [2024-12-02 09:05:44,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639030098] [2024-12-02 09:05:44,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:05:44,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:05:44,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:05:44,364 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:05:44,364 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-12-02 09:05:44,365 INFO L87 Difference]: Start difference. First operand 334 states and 472 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:05:50,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:05:50,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:05:50,358 INFO L93 Difference]: Finished difference Result 850 states and 1201 transitions. [2024-12-02 09:05:50,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:05:50,362 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-12-02 09:05:50,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:05:50,364 INFO L225 Difference]: With dead ends: 850 [2024-12-02 09:05:50,364 INFO L226 Difference]: Without dead ends: 519 [2024-12-02 09:05:50,364 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2024-12-02 09:05:50,365 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 128 mSDsluCounter, 375 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 514 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-12-02 09:05:50,365 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 514 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2024-12-02 09:05:50,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2024-12-02 09:05:50,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 364. [2024-12-02 09:05:50,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 317 states have (on average 1.3501577287066246) internal successors, (428), 318 states have internal predecessors, (428), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-12-02 09:05:50,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 512 transitions. [2024-12-02 09:05:50,384 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 512 transitions. Word has length 138 [2024-12-02 09:05:50,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:05:50,385 INFO L471 AbstractCegarLoop]: Abstraction has 364 states and 512 transitions. [2024-12-02 09:05:50,385 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 5 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:05:50,385 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 512 transitions. [2024-12-02 09:05:50,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 09:05:50,386 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:05:50,386 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:05:50,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:50,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:50,586 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:05:50,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:05:50,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1491582811, now seen corresponding path program 1 times [2024-12-02 09:05:50,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:05:50,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2007520149] [2024-12-02 09:05:50,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:05:50,587 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 09:05:50,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:05:50,589 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:50,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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)] Waiting until timeout for monitored process [2024-12-02 09:05:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:05:51,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 09:05:51,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:05:51,158 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 09:05:51,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2024-12-02 09:05:51,283 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:05:51,283 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:05:51,283 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:05:51,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2007520149] [2024-12-02 09:05:51,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2007520149] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:05:51,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:05:51,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 09:05:51,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466180392] [2024-12-02 09:05:51,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:05:51,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 09:05:51,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:05:51,284 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 09:05:51,284 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:05:51,284 INFO L87 Difference]: Start difference. First operand 364 states and 512 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:05:51,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:05:51,664 INFO L93 Difference]: Finished difference Result 930 states and 1305 transitions. [2024-12-02 09:05:51,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 09:05:51,665 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-12-02 09:05:51,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:05:51,668 INFO L225 Difference]: With dead ends: 930 [2024-12-02 09:05:51,668 INFO L226 Difference]: Without dead ends: 569 [2024-12-02 09:05:51,669 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-12-02 09:05:51,670 INFO L435 NwaCegarLoop]: 212 mSDtfsCounter, 102 mSDsluCounter, 745 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 957 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 09:05:51,670 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 957 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 09:05:51,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 569 states. [2024-12-02 09:05:51,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 569 to 564. [2024-12-02 09:05:51,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 564 states, 496 states have (on average 1.3487903225806452) internal successors, (669), 500 states have internal predecessors, (669), 60 states have call successors, (60), 7 states have call predecessors, (60), 7 states have return successors, (60), 56 states have call predecessors, (60), 60 states have call successors, (60) [2024-12-02 09:05:51,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 789 transitions. [2024-12-02 09:05:51,710 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 789 transitions. Word has length 138 [2024-12-02 09:05:51,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:05:51,711 INFO L471 AbstractCegarLoop]: Abstraction has 564 states and 789 transitions. [2024-12-02 09:05:51,711 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:05:51,711 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 789 transitions. [2024-12-02 09:05:51,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 09:05:51,712 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:05:51,712 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:05:51,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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)] Ended with exit code 0 [2024-12-02 09:05:51,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:51,913 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:05:51,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:05:51,913 INFO L85 PathProgramCache]: Analyzing trace with hash -1452160415, now seen corresponding path program 1 times [2024-12-02 09:05:51,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:05:51,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [136150802] [2024-12-02 09:05:51,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:05:51,914 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:05:51,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:05:51,915 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:51,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:05:52,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:05:52,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 09:05:52,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:05:54,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2024-12-02 09:05:54,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 34 [2024-12-02 09:05:54,821 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-12-02 09:05:54,821 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:05:57,315 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:05:57,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 33 [2024-12-02 09:05:58,893 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:05:58,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [136150802] [2024-12-02 09:05:58,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [136150802] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:05:58,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1137908617] [2024-12-02 09:05:58,894 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:05:58,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 09:05:58,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 09:05:58,896 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 09:05:58,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-02 09:06:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:06:00,948 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 09:06:00,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:06:03,022 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2024-12-02 09:06:03,258 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:06:03,258 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:06:03,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1137908617] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:06:03,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:06:03,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2024-12-02 09:06:03,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621654837] [2024-12-02 09:06:03,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:06:03,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:06:03,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:06:03,260 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:06:03,260 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2024-12-02 09:06:03,260 INFO L87 Difference]: Start difference. First operand 564 states and 789 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:06:05,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:06:09,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:06:09,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:06:09,570 INFO L93 Difference]: Finished difference Result 1667 states and 2337 transitions. [2024-12-02 09:06:09,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:06:09,587 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-12-02 09:06:09,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:06:09,591 INFO L225 Difference]: With dead ends: 1667 [2024-12-02 09:06:09,591 INFO L226 Difference]: Without dead ends: 1106 [2024-12-02 09:06:09,591 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 295 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2024-12-02 09:06:09,592 INFO L435 NwaCegarLoop]: 189 mSDtfsCounter, 70 mSDsluCounter, 311 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 500 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:06:09,592 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 500 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2024-12-02 09:06:09,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1106 states. [2024-12-02 09:06:09,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1106 to 1104. [2024-12-02 09:06:09,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1104 states, 969 states have (on average 1.347781217750258) internal successors, (1306), 977 states have internal predecessors, (1306), 120 states have call successors, (120), 14 states have call predecessors, (120), 14 states have return successors, (120), 112 states have call predecessors, (120), 120 states have call successors, (120) [2024-12-02 09:06:09,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 1104 states and 1546 transitions. [2024-12-02 09:06:09,643 INFO L78 Accepts]: Start accepts. Automaton has 1104 states and 1546 transitions. Word has length 138 [2024-12-02 09:06:09,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:06:09,644 INFO L471 AbstractCegarLoop]: Abstraction has 1104 states and 1546 transitions. [2024-12-02 09:06:09,644 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:06:09,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1104 states and 1546 transitions. [2024-12-02 09:06:09,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-12-02 09:06:09,645 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:06:09,645 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:06:09,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:09,858 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-12-02 09:06:10,046 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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=3,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 09:06:10,046 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:06:10,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:06:10,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1845187425, now seen corresponding path program 1 times [2024-12-02 09:06:10,047 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:06:10,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1659704178] [2024-12-02 09:06:10,047 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:06:10,047 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 09:06:10,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:06:10,049 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:10,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:06:10,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-02 09:06:10,607 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:06:12,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2024-12-02 09:06:13,066 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-12-02 09:06:13,066 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:06:16,949 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:06:16,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 33 [2024-12-02 09:06:19,000 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:06:19,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1659704178] [2024-12-02 09:06:19,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1659704178] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:06:19,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1915560182] [2024-12-02 09:06:19,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:06:19,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 09:06:19,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 09:06:19,003 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 09:06:19,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-02 09:06:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:06:21,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 09:06:21,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:06:22,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2024-12-02 09:06:23,087 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:06:23,088 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:06:23,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1915560182] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:06:23,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:06:23,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 10 [2024-12-02 09:06:23,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [609350619] [2024-12-02 09:06:23,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:06:23,088 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:06:23,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:06:23,089 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:06:23,089 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=214, Unknown=0, NotChecked=0, Total=306 [2024-12-02 09:06:23,089 INFO L87 Difference]: Start difference. First operand 1104 states and 1546 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:06:25,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:06:28,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:06:29,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:06:29,042 INFO L93 Difference]: Finished difference Result 2102 states and 2941 transitions. [2024-12-02 09:06:29,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:06:29,059 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 138 [2024-12-02 09:06:29,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:06:29,062 INFO L225 Difference]: With dead ends: 2102 [2024-12-02 09:06:29,062 INFO L226 Difference]: Without dead ends: 1001 [2024-12-02 09:06:29,064 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 304 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=103, Invalid=239, Unknown=0, NotChecked=0, Total=342 [2024-12-02 09:06:29,064 INFO L435 NwaCegarLoop]: 205 mSDtfsCounter, 80 mSDsluCounter, 328 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 533 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-12-02 09:06:29,065 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 533 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2024-12-02 09:06:29,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1001 states. [2024-12-02 09:06:29,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1001 to 999. [2024-12-02 09:06:29,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 999 states, 870 states have (on average 1.3402298850574712) internal successors, (1166), 877 states have internal predecessors, (1166), 114 states have call successors, (114), 14 states have call predecessors, (114), 14 states have return successors, (114), 107 states have call predecessors, (114), 114 states have call successors, (114) [2024-12-02 09:06:29,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 999 states and 1394 transitions. [2024-12-02 09:06:29,148 INFO L78 Accepts]: Start accepts. Automaton has 999 states and 1394 transitions. Word has length 138 [2024-12-02 09:06:29,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:06:29,148 INFO L471 AbstractCegarLoop]: Abstraction has 999 states and 1394 transitions. [2024-12-02 09:06:29,148 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:06:29,149 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1394 transitions. [2024-12-02 09:06:29,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 09:06:29,150 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:06:29,150 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:06:29,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:29,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-02 09:06:29,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 09:06:29,551 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:06:29,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:06:29,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1478641466, now seen corresponding path program 1 times [2024-12-02 09:06:29,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:06:29,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1832923696] [2024-12-02 09:06:29,552 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:06:29,552 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 09:06:29,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:06:29,553 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:29,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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)] Waiting until timeout for monitored process [2024-12-02 09:06:30,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:06:30,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 09:06:30,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:06:30,083 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 09:06:30,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 26 [2024-12-02 09:06:30,149 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:06:30,149 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:06:30,149 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:06:30,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1832923696] [2024-12-02 09:06:30,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1832923696] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:06:30,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:06:30,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 09:06:30,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126439369] [2024-12-02 09:06:30,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:06:30,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:06:30,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:06:30,151 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:06:30,151 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 09:06:30,151 INFO L87 Difference]: Start difference. First operand 999 states and 1394 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:06:33,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:06:37,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:06:37,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:06:37,813 INFO L93 Difference]: Finished difference Result 1673 states and 2343 transitions. [2024-12-02 09:06:37,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:06:37,830 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-12-02 09:06:37,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:06:37,835 INFO L225 Difference]: With dead ends: 1673 [2024-12-02 09:06:37,835 INFO L226 Difference]: Without dead ends: 985 [2024-12-02 09:06:37,836 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:06:37,837 INFO L435 NwaCegarLoop]: 217 mSDtfsCounter, 141 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 563 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2024-12-02 09:06:37,837 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 563 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2024-12-02 09:06:37,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 985 states. [2024-12-02 09:06:37,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 985 to 983. [2024-12-02 09:06:37,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 983 states, 854 states have (on average 1.3208430913348945) internal successors, (1128), 861 states have internal predecessors, (1128), 114 states have call successors, (114), 14 states have call predecessors, (114), 14 states have return successors, (114), 107 states have call predecessors, (114), 114 states have call successors, (114) [2024-12-02 09:06:37,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 983 states and 1356 transitions. [2024-12-02 09:06:37,916 INFO L78 Accepts]: Start accepts. Automaton has 983 states and 1356 transitions. Word has length 139 [2024-12-02 09:06:37,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:06:37,916 INFO L471 AbstractCegarLoop]: Abstraction has 983 states and 1356 transitions. [2024-12-02 09:06:37,916 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:06:37,916 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1356 transitions. [2024-12-02 09:06:37,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 09:06:37,918 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:06:37,918 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:06:37,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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)] Forceful destruction successful, exit code 0 [2024-12-02 09:06:38,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:38,118 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:06:38,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:06:38,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1056621708, now seen corresponding path program 1 times [2024-12-02 09:06:38,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:06:38,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2081978467] [2024-12-02 09:06:38,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:06:38,120 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 09:06:38,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:06:38,122 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:38,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:38,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:06:38,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 09:06:38,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:06:38,645 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 09:06:38,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-12-02 09:06:38,702 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:06:38,703 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:06:38,703 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:06:38,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2081978467] [2024-12-02 09:06:38,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2081978467] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:06:38,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:06:38,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 09:06:38,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191540276] [2024-12-02 09:06:38,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:06:38,704 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:06:38,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:06:38,704 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:06:38,704 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 09:06:38,704 INFO L87 Difference]: Start difference. First operand 983 states and 1356 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:06:42,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:06:45,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:06:45,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:06:45,903 INFO L93 Difference]: Finished difference Result 1366 states and 1889 transitions. [2024-12-02 09:06:45,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:06:45,921 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-12-02 09:06:45,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:06:45,924 INFO L225 Difference]: With dead ends: 1366 [2024-12-02 09:06:45,924 INFO L226 Difference]: Without dead ends: 985 [2024-12-02 09:06:45,925 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:06:45,926 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 145 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 567 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:06:45,926 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 567 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 7.1s Time] [2024-12-02 09:06:45,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 985 states. [2024-12-02 09:06:45,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 985 to 983. [2024-12-02 09:06:45,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 983 states, 854 states have (on average 1.319672131147541) internal successors, (1127), 861 states have internal predecessors, (1127), 114 states have call successors, (114), 14 states have call predecessors, (114), 14 states have return successors, (114), 107 states have call predecessors, (114), 114 states have call successors, (114) [2024-12-02 09:06:46,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 983 states and 1355 transitions. [2024-12-02 09:06:46,001 INFO L78 Accepts]: Start accepts. Automaton has 983 states and 1355 transitions. Word has length 139 [2024-12-02 09:06:46,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:06:46,001 INFO L471 AbstractCegarLoop]: Abstraction has 983 states and 1355 transitions. [2024-12-02 09:06:46,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:06:46,001 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1355 transitions. [2024-12-02 09:06:46,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 09:06:46,002 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:06:46,002 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:06:46,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:46,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:46,203 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:06:46,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:06:46,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1432907254, now seen corresponding path program 1 times [2024-12-02 09:06:46,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:06:46,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [657088109] [2024-12-02 09:06:46,204 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:06:46,204 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 09:06:46,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:06:46,206 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:46,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 (22)] Waiting until timeout for monitored process [2024-12-02 09:06:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:06:46,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 09:06:46,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:06:46,748 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 09:06:46,787 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 09:06:46,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-12-02 09:06:46,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2024-12-02 09:06:46,872 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:06:46,872 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:06:46,873 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:06:46,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [657088109] [2024-12-02 09:06:46,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [657088109] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:06:46,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:06:46,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 09:06:46,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868960902] [2024-12-02 09:06:46,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:06:46,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 09:06:46,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:06:46,874 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 09:06:46,874 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:06:46,874 INFO L87 Difference]: Start difference. First operand 983 states and 1355 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:06:49,673 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:06:53,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:06:53,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:06:53,584 INFO L93 Difference]: Finished difference Result 1523 states and 2092 transitions. [2024-12-02 09:06:53,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 09:06:53,585 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-12-02 09:06:53,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:06:53,589 INFO L225 Difference]: With dead ends: 1523 [2024-12-02 09:06:53,589 INFO L226 Difference]: Without dead ends: 970 [2024-12-02 09:06:53,590 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:06:53,590 INFO L435 NwaCegarLoop]: 239 mSDtfsCounter, 308 mSDsluCounter, 825 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 1064 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-12-02 09:06:53,590 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 1064 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2024-12-02 09:06:53,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2024-12-02 09:06:53,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 959. [2024-12-02 09:06:53,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 959 states, 822 states have (on average 1.3065693430656935) internal successors, (1074), 829 states have internal predecessors, (1074), 120 states have call successors, (120), 16 states have call predecessors, (120), 16 states have return successors, (120), 113 states have call predecessors, (120), 120 states have call successors, (120) [2024-12-02 09:06:53,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1314 transitions. [2024-12-02 09:06:53,633 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1314 transitions. Word has length 139 [2024-12-02 09:06:53,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:06:53,633 INFO L471 AbstractCegarLoop]: Abstraction has 959 states and 1314 transitions. [2024-12-02 09:06:53,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 6 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:06:53,633 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1314 transitions. [2024-12-02 09:06:53,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 09:06:53,634 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:06:53,634 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:06:53,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 (22)] Ended with exit code 0 [2024-12-02 09:06:53,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:53,835 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:06:53,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:06:53,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1073684938, now seen corresponding path program 1 times [2024-12-02 09:06:53,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:06:53,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1553945652] [2024-12-02 09:06:53,836 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:06:53,836 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:06:53,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:06:53,837 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:53,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:06:54,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 09:06:54,388 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:06:54,396 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 09:06:54,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-12-02 09:06:54,508 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:06:54,508 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:06:54,508 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:06:54,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1553945652] [2024-12-02 09:06:54,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1553945652] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:06:54,508 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:06:54,508 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 09:06:54,508 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742554917] [2024-12-02 09:06:54,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:06:54,509 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:06:54,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:06:54,509 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:06:54,509 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 09:06:54,510 INFO L87 Difference]: Start difference. First operand 959 states and 1314 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:06:56,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:06:58,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:06:58,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:06:58,824 INFO L93 Difference]: Finished difference Result 1387 states and 1902 transitions. [2024-12-02 09:06:58,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:06:58,841 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-12-02 09:06:58,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:06:58,844 INFO L225 Difference]: With dead ends: 1387 [2024-12-02 09:06:58,844 INFO L226 Difference]: Without dead ends: 961 [2024-12-02 09:06:58,844 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:06:58,845 INFO L435 NwaCegarLoop]: 222 mSDtfsCounter, 133 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-12-02 09:06:58,845 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 574 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-12-02 09:06:58,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2024-12-02 09:06:58,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 959. [2024-12-02 09:06:58,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 959 states, 822 states have (on average 1.3041362530413625) internal successors, (1072), 829 states have internal predecessors, (1072), 120 states have call successors, (120), 16 states have call predecessors, (120), 16 states have return successors, (120), 113 states have call predecessors, (120), 120 states have call successors, (120) [2024-12-02 09:06:58,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 959 states and 1312 transitions. [2024-12-02 09:06:58,921 INFO L78 Accepts]: Start accepts. Automaton has 959 states and 1312 transitions. Word has length 139 [2024-12-02 09:06:58,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:06:58,922 INFO L471 AbstractCegarLoop]: Abstraction has 959 states and 1312 transitions. [2024-12-02 09:06:58,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:06:58,922 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1312 transitions. [2024-12-02 09:06:58,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 09:06:58,923 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:06:58,923 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:06:58,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:59,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:59,124 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:06:59,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:06:59,124 INFO L85 PathProgramCache]: Analyzing trace with hash -815519500, now seen corresponding path program 1 times [2024-12-02 09:06:59,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:06:59,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1896879741] [2024-12-02 09:06:59,125 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:06:59,125 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 09:06:59,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:06:59,127 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:06:59,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 (24)] Waiting until timeout for monitored process [2024-12-02 09:06:59,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:06:59,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 09:06:59,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:06:59,690 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 09:06:59,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2024-12-02 09:06:59,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2024-12-02 09:06:59,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2024-12-02 09:07:00,035 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:07:00,035 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:07:00,035 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:07:00,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1896879741] [2024-12-02 09:07:00,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1896879741] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:07:00,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:07:00,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 09:07:00,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541350656] [2024-12-02 09:07:00,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:07:00,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 09:07:00,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:07:00,036 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 09:07:00,036 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-12-02 09:07:00,037 INFO L87 Difference]: Start difference. First operand 959 states and 1312 transitions. Second operand has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:07:03,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:06,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:09,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:13,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:17,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:17,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:07:17,188 INFO L93 Difference]: Finished difference Result 1388 states and 1897 transitions. [2024-12-02 09:07:17,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 09:07:17,205 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-12-02 09:07:17,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:07:17,208 INFO L225 Difference]: With dead ends: 1388 [2024-12-02 09:07:17,208 INFO L226 Difference]: Without dead ends: 962 [2024-12-02 09:07:17,209 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2024-12-02 09:07:17,209 INFO L435 NwaCegarLoop]: 336 mSDtfsCounter, 255 mSDsluCounter, 1741 mSDsCounter, 0 mSdLazyCounter, 436 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 2077 SdHoareTripleChecker+Invalid, 438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.9s IncrementalHoareTripleChecker+Time [2024-12-02 09:07:17,209 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [255 Valid, 2077 Invalid, 438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 436 Invalid, 0 Unknown, 0 Unchecked, 16.9s Time] [2024-12-02 09:07:17,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2024-12-02 09:07:17,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 955. [2024-12-02 09:07:17,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 955 states, 818 states have (on average 1.3031784841075795) internal successors, (1066), 825 states have internal predecessors, (1066), 120 states have call successors, (120), 16 states have call predecessors, (120), 16 states have return successors, (120), 113 states have call predecessors, (120), 120 states have call successors, (120) [2024-12-02 09:07:17,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 955 states and 1306 transitions. [2024-12-02 09:07:17,284 INFO L78 Accepts]: Start accepts. Automaton has 955 states and 1306 transitions. Word has length 139 [2024-12-02 09:07:17,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:07:17,284 INFO L471 AbstractCegarLoop]: Abstraction has 955 states and 1306 transitions. [2024-12-02 09:07:17,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 9 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:07:17,285 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1306 transitions. [2024-12-02 09:07:17,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 09:07:17,286 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:07:17,286 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:07:17,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 (24)] Ended with exit code 0 [2024-12-02 09:07:17,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:07:17,486 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:07:17,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:07:17,487 INFO L85 PathProgramCache]: Analyzing trace with hash -994582094, now seen corresponding path program 1 times [2024-12-02 09:07:17,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:07:17,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [440868847] [2024-12-02 09:07:17,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:07:17,488 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 09:07:17,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:07:17,489 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:07:17,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:07:18,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:07:18,025 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 09:07:18,027 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:07:18,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-12-02 09:07:18,598 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:07:18,598 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:07:18,598 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:07:18,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [440868847] [2024-12-02 09:07:18,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [440868847] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:07:18,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:07:18,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:07:18,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773292325] [2024-12-02 09:07:18,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:07:18,599 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:07:18,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:07:18,600 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:07:18,600 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 09:07:18,600 INFO L87 Difference]: Start difference. First operand 955 states and 1306 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:07:21,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:25,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:26,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:26,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:07:26,767 INFO L93 Difference]: Finished difference Result 1670 states and 2291 transitions. [2024-12-02 09:07:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:07:26,783 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-12-02 09:07:26,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:07:26,785 INFO L225 Difference]: With dead ends: 1670 [2024-12-02 09:07:26,785 INFO L226 Difference]: Without dead ends: 957 [2024-12-02 09:07:26,786 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:07:26,787 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 76 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:07:26,787 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 485 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 8.1s Time] [2024-12-02 09:07:26,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 957 states. [2024-12-02 09:07:26,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 957 to 955. [2024-12-02 09:07:26,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 955 states, 818 states have (on average 1.3019559902200488) internal successors, (1065), 825 states have internal predecessors, (1065), 120 states have call successors, (120), 16 states have call predecessors, (120), 16 states have return successors, (120), 113 states have call predecessors, (120), 120 states have call successors, (120) [2024-12-02 09:07:26,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 955 states and 1305 transitions. [2024-12-02 09:07:26,825 INFO L78 Accepts]: Start accepts. Automaton has 955 states and 1305 transitions. Word has length 139 [2024-12-02 09:07:26,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:07:26,825 INFO L471 AbstractCegarLoop]: Abstraction has 955 states and 1305 transitions. [2024-12-02 09:07:26,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:07:26,825 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1305 transitions. [2024-12-02 09:07:26,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 09:07:26,826 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:07:26,826 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:07:26,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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)] Forceful destruction successful, exit code 0 [2024-12-02 09:07:27,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:07:27,027 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:07:27,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:07:27,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1494946868, now seen corresponding path program 1 times [2024-12-02 09:07:27,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:07:27,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [534139082] [2024-12-02 09:07:27,028 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:07:27,028 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 09:07:27,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:07:27,030 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:07:27,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:07:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:07:27,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 09:07:27,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:07:28,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-12-02 09:07:28,184 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:07:28,184 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:07:28,184 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:07:28,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [534139082] [2024-12-02 09:07:28,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [534139082] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:07:28,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:07:28,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:07:28,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663908128] [2024-12-02 09:07:28,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:07:28,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:07:28,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:07:28,186 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:07:28,186 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 09:07:28,186 INFO L87 Difference]: Start difference. First operand 955 states and 1305 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:07:30,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:32,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:36,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:36,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:07:36,299 INFO L93 Difference]: Finished difference Result 1670 states and 2289 transitions. [2024-12-02 09:07:36,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:07:36,316 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-12-02 09:07:36,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:07:36,319 INFO L225 Difference]: With dead ends: 1670 [2024-12-02 09:07:36,319 INFO L226 Difference]: Without dead ends: 957 [2024-12-02 09:07:36,320 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:07:36,321 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 64 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 486 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:07:36,322 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 486 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 8.1s Time] [2024-12-02 09:07:36,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 957 states. [2024-12-02 09:07:36,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 957 to 955. [2024-12-02 09:07:36,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 955 states, 818 states have (on average 1.2982885085574571) internal successors, (1062), 825 states have internal predecessors, (1062), 120 states have call successors, (120), 16 states have call predecessors, (120), 16 states have return successors, (120), 113 states have call predecessors, (120), 120 states have call successors, (120) [2024-12-02 09:07:36,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 955 states and 1302 transitions. [2024-12-02 09:07:36,390 INFO L78 Accepts]: Start accepts. Automaton has 955 states and 1302 transitions. Word has length 139 [2024-12-02 09:07:36,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:07:36,391 INFO L471 AbstractCegarLoop]: Abstraction has 955 states and 1302 transitions. [2024-12-02 09:07:36,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 3 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:07:36,391 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 1302 transitions. [2024-12-02 09:07:36,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-12-02 09:07:36,392 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:07:36,392 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:07:36,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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)] Forceful destruction successful, exit code 0 [2024-12-02 09:07:36,593 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:07:36,593 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:07:36,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:07:36,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1753112306, now seen corresponding path program 1 times [2024-12-02 09:07:36,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:07:36,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2007980652] [2024-12-02 09:07:36,594 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:07:36,594 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 09:07:36,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:07:36,596 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:07:36,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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)] Waiting until timeout for monitored process [2024-12-02 09:07:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:07:37,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 09:07:37,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:07:37,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2024-12-02 09:07:37,890 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2024-12-02 09:07:37,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2024-12-02 09:07:38,042 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:07:38,042 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:07:38,042 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:07:38,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2007980652] [2024-12-02 09:07:38,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2007980652] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:07:38,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:07:38,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 09:07:38,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455364381] [2024-12-02 09:07:38,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:07:38,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 09:07:38,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:07:38,044 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 09:07:38,044 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-12-02 09:07:38,044 INFO L87 Difference]: Start difference. First operand 955 states and 1302 transitions. Second operand has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:07:41,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:44,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:46,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:49,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:07:50,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:07:50,129 INFO L93 Difference]: Finished difference Result 1832 states and 2503 transitions. [2024-12-02 09:07:50,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 09:07:50,130 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 139 [2024-12-02 09:07:50,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:07:50,133 INFO L225 Difference]: With dead ends: 1832 [2024-12-02 09:07:50,133 INFO L226 Difference]: Without dead ends: 1119 [2024-12-02 09:07:50,134 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2024-12-02 09:07:50,134 INFO L435 NwaCegarLoop]: 295 mSDtfsCounter, 190 mSDsluCounter, 1506 mSDsCounter, 0 mSdLazyCounter, 470 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 1801 SdHoareTripleChecker+Invalid, 471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2024-12-02 09:07:50,134 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 1801 Invalid, 471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 470 Invalid, 0 Unknown, 0 Unchecked, 11.8s Time] [2024-12-02 09:07:50,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1119 states. [2024-12-02 09:07:50,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1119 to 1030. [2024-12-02 09:07:50,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1030 states, 880 states have (on average 1.2988636363636363) internal successors, (1143), 888 states have internal predecessors, (1143), 132 states have call successors, (132), 17 states have call predecessors, (132), 17 states have return successors, (132), 124 states have call predecessors, (132), 132 states have call successors, (132) [2024-12-02 09:07:50,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 1030 states and 1407 transitions. [2024-12-02 09:07:50,184 INFO L78 Accepts]: Start accepts. Automaton has 1030 states and 1407 transitions. Word has length 139 [2024-12-02 09:07:50,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:07:50,184 INFO L471 AbstractCegarLoop]: Abstraction has 1030 states and 1407 transitions. [2024-12-02 09:07:50,184 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.444444444444445) internal successors, (67), 8 states have internal predecessors, (67), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:07:50,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 1407 transitions. [2024-12-02 09:07:50,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-02 09:07:50,185 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:07:50,185 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:07:50,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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)] Ended with exit code 0 [2024-12-02 09:07:50,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:07:50,385 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:07:50,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:07:50,386 INFO L85 PathProgramCache]: Analyzing trace with hash -2093649150, now seen corresponding path program 1 times [2024-12-02 09:07:50,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:07:50,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [433754447] [2024-12-02 09:07:50,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:07:50,386 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 09:07:50,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:07:50,388 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:07:50,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:07:51,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:07:51,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 09:07:51,084 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:07:54,494 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 09:07:55,430 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:07:55,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2024-12-02 09:07:55,605 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:07:55,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 31 [2024-12-02 09:07:55,640 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 09:07:55,640 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:07:55,937 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:07:55,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [433754447] [2024-12-02 09:07:55,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [433754447] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:07:55,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [800084243] [2024-12-02 09:07:55,938 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:07:55,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 09:07:55,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 09:07:55,940 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 09:07:55,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-02 09:07:57,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:07:57,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 09:07:57,871 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:08:01,818 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 09:08:02,902 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 09:08:03,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 31 [2024-12-02 09:08:03,103 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-12-02 09:08:03,103 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:08:03,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [800084243] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:08:03,321 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 09:08:03,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-12-02 09:08:03,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084141429] [2024-12-02 09:08:03,322 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 09:08:03,322 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 09:08:03,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:08:03,323 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 09:08:03,323 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-12-02 09:08:03,323 INFO L87 Difference]: Start difference. First operand 1030 states and 1407 transitions. Second operand has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 4 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-12-02 09:08:04,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:08:04,099 INFO L93 Difference]: Finished difference Result 2392 states and 3281 transitions. [2024-12-02 09:08:04,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:08:04,100 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 4 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) Word has length 140 [2024-12-02 09:08:04,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:08:04,105 INFO L225 Difference]: With dead ends: 2392 [2024-12-02 09:08:04,105 INFO L226 Difference]: Without dead ends: 1604 [2024-12-02 09:08:04,107 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 331 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2024-12-02 09:08:04,107 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 467 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 467 SdHoareTripleChecker+Valid, 810 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 09:08:04,107 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [467 Valid, 810 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 09:08:04,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1604 states. [2024-12-02 09:08:04,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1604 to 1598. [2024-12-02 09:08:04,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1598 states, 1368 states have (on average 1.2997076023391814) internal successors, (1778), 1381 states have internal predecessors, (1778), 204 states have call successors, (204), 25 states have call predecessors, (204), 25 states have return successors, (204), 191 states have call predecessors, (204), 204 states have call successors, (204) [2024-12-02 09:08:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1598 states and 2186 transitions. [2024-12-02 09:08:04,219 INFO L78 Accepts]: Start accepts. Automaton has 1598 states and 2186 transitions. Word has length 140 [2024-12-02 09:08:04,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:08:04,220 INFO L471 AbstractCegarLoop]: Abstraction has 1598 states and 2186 transitions. [2024-12-02 09:08:04,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 8 states have internal predecessors, (131), 4 states have call successors, (30), 4 states have call predecessors, (30), 4 states have return successors, (30), 4 states have call predecessors, (30), 4 states have call successors, (30) [2024-12-02 09:08:04,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 2186 transitions. [2024-12-02 09:08:04,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-02 09:08:04,221 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:08:04,221 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:08:04,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-02 09:08:04,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:04,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:04,622 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:08:04,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:08:04,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1392584572, now seen corresponding path program 1 times [2024-12-02 09:08:04,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:08:04,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [82309861] [2024-12-02 09:08:04,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:08:04,622 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 09:08:04,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:08:04,624 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:04,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:08:05,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-02 09:08:05,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:08:08,656 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 09:08:09,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 23 [2024-12-02 09:08:09,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2024-12-02 09:08:09,273 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:08:09,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 39 [2024-12-02 09:08:09,359 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-12-02 09:08:09,359 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:08:11,186 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:08:11,186 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:08:11,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [82309861] [2024-12-02 09:08:11,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [82309861] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 09:08:11,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:08:11,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 13 [2024-12-02 09:08:11,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409622031] [2024-12-02 09:08:11,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:08:11,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:08:11,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:08:11,187 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:08:11,187 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-12-02 09:08:11,187 INFO L87 Difference]: Start difference. First operand 1598 states and 2186 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:08:20,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:08:22,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-12-02 09:08:23,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:08:23,172 INFO L93 Difference]: Finished difference Result 2916 states and 3986 transitions. [2024-12-02 09:08:23,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 09:08:23,174 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 140 [2024-12-02 09:08:23,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:08:23,179 INFO L225 Difference]: With dead ends: 2916 [2024-12-02 09:08:23,180 INFO L226 Difference]: Without dead ends: 2174 [2024-12-02 09:08:23,181 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2024-12-02 09:08:23,181 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 206 mSDsluCounter, 265 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2024-12-02 09:08:23,181 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 415 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 11.7s Time] [2024-12-02 09:08:23,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2174 states. [2024-12-02 09:08:23,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2174 to 1732. [2024-12-02 09:08:23,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1732 states, 1481 states have (on average 1.2957461174881837) internal successors, (1919), 1495 states have internal predecessors, (1919), 222 states have call successors, (222), 28 states have call predecessors, (222), 28 states have return successors, (222), 208 states have call predecessors, (222), 222 states have call successors, (222) [2024-12-02 09:08:23,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1732 states and 2363 transitions. [2024-12-02 09:08:23,282 INFO L78 Accepts]: Start accepts. Automaton has 1732 states and 2363 transitions. Word has length 140 [2024-12-02 09:08:23,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:08:23,282 INFO L471 AbstractCegarLoop]: Abstraction has 1732 states and 2363 transitions. [2024-12-02 09:08:23,283 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:08:23,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2363 transitions. [2024-12-02 09:08:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-12-02 09:08:23,284 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:08:23,284 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:08:23,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:23,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:23,484 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:08:23,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:08:23,485 INFO L85 PathProgramCache]: Analyzing trace with hash 2074764952, now seen corresponding path program 1 times [2024-12-02 09:08:23,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:08:23,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1985164325] [2024-12-02 09:08:23,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:08:23,485 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 09:08:23,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:08:23,487 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:23,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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)] Waiting until timeout for monitored process [2024-12-02 09:08:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:08:23,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 09:08:23,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:08:24,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-12-02 09:08:25,019 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 13 proven. 95 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-12-02 09:08:25,020 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:08:25,378 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:08:25,378 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:08:25,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1985164325] [2024-12-02 09:08:25,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1985164325] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 09:08:25,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:08:25,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 13 [2024-12-02 09:08:25,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797095875] [2024-12-02 09:08:25,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:08:25,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:08:25,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:08:25,380 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:08:25,380 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-12-02 09:08:25,380 INFO L87 Difference]: Start difference. First operand 1732 states and 2363 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:08:25,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:08:25,602 INFO L93 Difference]: Finished difference Result 2679 states and 3666 transitions. [2024-12-02 09:08:25,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:08:25,603 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 140 [2024-12-02 09:08:25,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:08:25,607 INFO L225 Difference]: With dead ends: 2679 [2024-12-02 09:08:25,607 INFO L226 Difference]: Without dead ends: 1871 [2024-12-02 09:08:25,608 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-12-02 09:08:25,608 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 53 mSDsluCounter, 432 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:08:25,608 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 607 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:08:25,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1871 states. [2024-12-02 09:08:25,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1871 to 1732. [2024-12-02 09:08:25,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1732 states, 1481 states have (on average 1.2916948008102633) internal successors, (1913), 1495 states have internal predecessors, (1913), 222 states have call successors, (222), 28 states have call predecessors, (222), 28 states have return successors, (222), 208 states have call predecessors, (222), 222 states have call successors, (222) [2024-12-02 09:08:25,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1732 states and 2357 transitions. [2024-12-02 09:08:25,703 INFO L78 Accepts]: Start accepts. Automaton has 1732 states and 2357 transitions. Word has length 140 [2024-12-02 09:08:25,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:08:25,704 INFO L471 AbstractCegarLoop]: Abstraction has 1732 states and 2357 transitions. [2024-12-02 09:08:25,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:08:25,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2357 transitions. [2024-12-02 09:08:25,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-02 09:08:25,705 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:08:25,705 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:08:25,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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)] Ended with exit code 0 [2024-12-02 09:08:25,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:25,905 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:08:25,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:08:25,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1441095533, now seen corresponding path program 1 times [2024-12-02 09:08:25,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:08:25,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [923261127] [2024-12-02 09:08:25,906 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:08:25,906 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 09:08:25,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:08:25,907 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:25,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:08:26,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-02 09:08:26,600 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:08:28,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-12-02 09:08:28,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2024-12-02 09:08:29,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2024-12-02 09:08:29,252 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:08:29,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 21 [2024-12-02 09:08:29,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2024-12-02 09:08:29,439 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:08:29,439 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:08:29,439 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:08:29,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [923261127] [2024-12-02 09:08:29,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [923261127] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:08:29,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:08:29,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 09:08:29,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789205066] [2024-12-02 09:08:29,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:08:29,440 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 09:08:29,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:08:29,440 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 09:08:29,440 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-12-02 09:08:29,441 INFO L87 Difference]: Start difference. First operand 1732 states and 2357 transitions. Second operand has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:08:33,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:08:38,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:08:40,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:08:44,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 09:08:49,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:08:52,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:08:52,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:08:52,260 INFO L93 Difference]: Finished difference Result 2341 states and 3181 transitions. [2024-12-02 09:08:52,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-02 09:08:52,276 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 141 [2024-12-02 09:08:52,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:08:52,280 INFO L225 Difference]: With dead ends: 2341 [2024-12-02 09:08:52,281 INFO L226 Difference]: Without dead ends: 1899 [2024-12-02 09:08:52,281 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=123, Invalid=429, Unknown=0, NotChecked=0, Total=552 [2024-12-02 09:08:52,282 INFO L435 NwaCegarLoop]: 345 mSDtfsCounter, 510 mSDsluCounter, 1958 mSDsCounter, 0 mSdLazyCounter, 701 mSolverCounterSat, 52 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 510 SdHoareTripleChecker+Valid, 2303 SdHoareTripleChecker+Invalid, 754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 701 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.9s IncrementalHoareTripleChecker+Time [2024-12-02 09:08:52,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [510 Valid, 2303 Invalid, 754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 701 Invalid, 1 Unknown, 0 Unchecked, 21.9s Time] [2024-12-02 09:08:52,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1899 states. [2024-12-02 09:08:52,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1899 to 1737. [2024-12-02 09:08:52,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1737 states, 1486 states have (on average 1.2920592193808882) internal successors, (1920), 1500 states have internal predecessors, (1920), 222 states have call successors, (222), 28 states have call predecessors, (222), 28 states have return successors, (222), 208 states have call predecessors, (222), 222 states have call successors, (222) [2024-12-02 09:08:52,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1737 states and 2364 transitions. [2024-12-02 09:08:52,386 INFO L78 Accepts]: Start accepts. Automaton has 1737 states and 2364 transitions. Word has length 141 [2024-12-02 09:08:52,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:08:52,386 INFO L471 AbstractCegarLoop]: Abstraction has 1737 states and 2364 transitions. [2024-12-02 09:08:52,386 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.2727272727272725) internal successors, (69), 10 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:08:52,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 2364 transitions. [2024-12-02 09:08:52,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-12-02 09:08:52,387 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:08:52,387 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:08:52,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:52,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:52,587 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:08:52,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:08:52,588 INFO L85 PathProgramCache]: Analyzing trace with hash 290065899, now seen corresponding path program 1 times [2024-12-02 09:08:52,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:08:52,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1462816344] [2024-12-02 09:08:52,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:08:52,588 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 09:08:52,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:08:52,589 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:52,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:08:53,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:08:53,218 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-02 09:08:53,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:08:56,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 15 [2024-12-02 09:08:56,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2024-12-02 09:08:56,492 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:08:56,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 21 [2024-12-02 09:08:56,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2024-12-02 09:08:56,691 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:08:56,691 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:08:56,691 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:08:56,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1462816344] [2024-12-02 09:08:56,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1462816344] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:08:56,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:08:56,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 09:08:56,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990524030] [2024-12-02 09:08:56,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:08:56,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 09:08:56,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:08:56,692 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 09:08:56,692 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:08:56,692 INFO L87 Difference]: Start difference. First operand 1737 states and 2364 transitions. Second operand has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:08:59,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:02,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:04,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:06,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 09:09:07,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:09:07,515 INFO L93 Difference]: Finished difference Result 2775 states and 3781 transitions. [2024-12-02 09:09:07,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 09:09:07,516 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 141 [2024-12-02 09:09:07,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:09:07,521 INFO L225 Difference]: With dead ends: 2775 [2024-12-02 09:09:07,521 INFO L226 Difference]: Without dead ends: 1962 [2024-12-02 09:09:07,522 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=93, Invalid=327, Unknown=0, NotChecked=0, Total=420 [2024-12-02 09:09:07,523 INFO L435 NwaCegarLoop]: 354 mSDtfsCounter, 288 mSDsluCounter, 1907 mSDsCounter, 0 mSdLazyCounter, 687 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 2261 SdHoareTripleChecker+Invalid, 714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:09:07,523 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 2261 Invalid, 714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 687 Invalid, 0 Unknown, 0 Unchecked, 10.0s Time] [2024-12-02 09:09:07,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1962 states. [2024-12-02 09:09:07,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1962 to 1795. [2024-12-02 09:09:07,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1795 states, 1537 states have (on average 1.2940793754066362) internal successors, (1989), 1552 states have internal predecessors, (1989), 228 states have call successors, (228), 29 states have call predecessors, (228), 29 states have return successors, (228), 213 states have call predecessors, (228), 228 states have call successors, (228) [2024-12-02 09:09:07,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1795 states to 1795 states and 2445 transitions. [2024-12-02 09:09:07,640 INFO L78 Accepts]: Start accepts. Automaton has 1795 states and 2445 transitions. Word has length 141 [2024-12-02 09:09:07,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:09:07,641 INFO L471 AbstractCegarLoop]: Abstraction has 1795 states and 2445 transitions. [2024-12-02 09:09:07,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.9) internal successors, (69), 9 states have internal predecessors, (69), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:07,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 2445 transitions. [2024-12-02 09:09:07,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 09:09:07,641 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:09:07,642 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:07,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:07,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:07,842 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:09:07,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:09:07,842 INFO L85 PathProgramCache]: Analyzing trace with hash -438115201, now seen corresponding path program 1 times [2024-12-02 09:09:07,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:09:07,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [980642967] [2024-12-02 09:09:07,843 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:07,843 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 09:09:07,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:09:07,844 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:07,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 (34)] Waiting until timeout for monitored process [2024-12-02 09:09:08,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:09:08,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-02 09:09:08,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:09:11,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2024-12-02 09:09:11,944 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:09:11,945 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 30 [2024-12-02 09:09:12,036 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 09:09:12,036 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:09:12,351 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:09:12,351 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:09:12,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [980642967] [2024-12-02 09:09:12,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [980642967] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 09:09:12,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:09:12,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 10 [2024-12-02 09:09:12,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668070654] [2024-12-02 09:09:12,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:09:12,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 09:09:12,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:09:12,353 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 09:09:12,353 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:09:12,353 INFO L87 Difference]: Start difference. First operand 1795 states and 2445 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:12,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:09:12,927 INFO L93 Difference]: Finished difference Result 3127 states and 4247 transitions. [2024-12-02 09:09:12,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 09:09:12,928 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 142 [2024-12-02 09:09:12,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:09:12,934 INFO L225 Difference]: With dead ends: 3127 [2024-12-02 09:09:12,934 INFO L226 Difference]: Without dead ends: 1847 [2024-12-02 09:09:12,937 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-12-02 09:09:12,937 INFO L435 NwaCegarLoop]: 220 mSDtfsCounter, 94 mSDsluCounter, 763 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 983 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 09:09:12,937 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 983 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 09:09:12,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1847 states. [2024-12-02 09:09:13,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1847 to 1184. [2024-12-02 09:09:13,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1184 states, 1010 states have (on average 1.2722772277227723) internal successors, (1285), 1015 states have internal predecessors, (1285), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-12-02 09:09:13,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 1184 states and 1585 transitions. [2024-12-02 09:09:13,044 INFO L78 Accepts]: Start accepts. Automaton has 1184 states and 1585 transitions. Word has length 142 [2024-12-02 09:09:13,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:09:13,045 INFO L471 AbstractCegarLoop]: Abstraction has 1184 states and 1585 transitions. [2024-12-02 09:09:13,045 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 6 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:13,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1585 transitions. [2024-12-02 09:09:13,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-12-02 09:09:13,045 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:09:13,045 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:13,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 (34)] Ended with exit code 0 [2024-12-02 09:09:13,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:13,246 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:09:13,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:09:13,246 INFO L85 PathProgramCache]: Analyzing trace with hash -831142211, now seen corresponding path program 1 times [2024-12-02 09:09:13,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:09:13,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [825853546] [2024-12-02 09:09:13,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:13,247 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 09:09:13,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:09:13,248 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:13,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:09:13,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 09:09:13,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:09:14,417 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 09:09:14,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-12-02 09:09:14,546 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2024-12-02 09:09:14,582 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:09:14,582 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:09:14,582 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:09:14,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [825853546] [2024-12-02 09:09:14,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [825853546] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:09:14,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:09:14,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:09:14,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673589655] [2024-12-02 09:09:14,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:09:14,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 09:09:14,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:09:14,584 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 09:09:14,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:09:14,584 INFO L87 Difference]: Start difference. First operand 1184 states and 1585 transitions. Second operand has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:17,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:22,003 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:25,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:28,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:28,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:09:28,898 INFO L93 Difference]: Finished difference Result 1773 states and 2374 transitions. [2024-12-02 09:09:28,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 09:09:28,899 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 142 [2024-12-02 09:09:28,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:09:28,902 INFO L225 Difference]: With dead ends: 1773 [2024-12-02 09:09:28,902 INFO L226 Difference]: Without dead ends: 1270 [2024-12-02 09:09:28,903 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:09:28,903 INFO L435 NwaCegarLoop]: 290 mSDtfsCounter, 164 mSDsluCounter, 865 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 26 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 1155 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:09:28,903 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 1155 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 156 Invalid, 1 Unknown, 0 Unchecked, 14.1s Time] [2024-12-02 09:09:28,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1270 states. [2024-12-02 09:09:28,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1270 to 1190. [2024-12-02 09:09:28,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1190 states, 1016 states have (on average 1.264763779527559) internal successors, (1285), 1021 states have internal predecessors, (1285), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-12-02 09:09:28,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 1190 states and 1585 transitions. [2024-12-02 09:09:28,989 INFO L78 Accepts]: Start accepts. Automaton has 1190 states and 1585 transitions. Word has length 142 [2024-12-02 09:09:28,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:09:28,989 INFO L471 AbstractCegarLoop]: Abstraction has 1190 states and 1585 transitions. [2024-12-02 09:09:28,989 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.666666666666666) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:28,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1585 transitions. [2024-12-02 09:09:28,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 09:09:28,990 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:09:28,990 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:28,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:29,190 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:29,190 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:09:29,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:09:29,191 INFO L85 PathProgramCache]: Analyzing trace with hash -768732380, now seen corresponding path program 1 times [2024-12-02 09:09:29,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:09:29,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1529344816] [2024-12-02 09:09:29,191 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:29,191 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 09:09:29,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:09:29,193 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:29,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:09:29,740 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 09:09:29,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:09:30,709 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 13 proven. 95 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-12-02 09:09:30,710 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:09:30,999 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:09:30,999 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:09:30,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1529344816] [2024-12-02 09:09:30,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1529344816] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 09:09:30,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:09:30,999 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-12-02 09:09:30,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881118231] [2024-12-02 09:09:30,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:09:31,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:09:31,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:09:31,000 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:09:31,000 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-12-02 09:09:31,000 INFO L87 Difference]: Start difference. First operand 1190 states and 1585 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:31,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:09:31,190 INFO L93 Difference]: Finished difference Result 2385 states and 3174 transitions. [2024-12-02 09:09:31,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:09:31,191 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 143 [2024-12-02 09:09:31,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:09:31,196 INFO L225 Difference]: With dead ends: 2385 [2024-12-02 09:09:31,196 INFO L226 Difference]: Without dead ends: 1247 [2024-12-02 09:09:31,198 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 275 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-12-02 09:09:31,198 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 76 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 428 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:09:31,198 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 428 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:09:31,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1247 states. [2024-12-02 09:09:31,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1247 to 1207. [2024-12-02 09:09:31,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1207 states, 1033 states have (on average 1.2536302032913844) internal successors, (1295), 1038 states have internal predecessors, (1295), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-12-02 09:09:31,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 1207 states and 1595 transitions. [2024-12-02 09:09:31,307 INFO L78 Accepts]: Start accepts. Automaton has 1207 states and 1595 transitions. Word has length 143 [2024-12-02 09:09:31,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:09:31,307 INFO L471 AbstractCegarLoop]: Abstraction has 1207 states and 1595 transitions. [2024-12-02 09:09:31,307 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:31,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1595 transitions. [2024-12-02 09:09:31,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 09:09:31,308 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:09:31,308 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:31,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:31,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:31,508 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:09:31,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:09:31,508 INFO L85 PathProgramCache]: Analyzing trace with hash -67667802, now seen corresponding path program 1 times [2024-12-02 09:09:31,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:09:31,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1302971826] [2024-12-02 09:09:31,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:31,509 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:09:31,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:09:31,510 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:31,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:32,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:09:32,099 INFO L256 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 09:09:32,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:09:32,170 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:09:32,171 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:09:32,171 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:09:32,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1302971826] [2024-12-02 09:09:32,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1302971826] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:09:32,171 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:09:32,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 09:09:32,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [470357269] [2024-12-02 09:09:32,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:09:32,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 09:09:32,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:09:32,171 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 09:09:32,172 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:09:32,172 INFO L87 Difference]: Start difference. First operand 1207 states and 1595 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:32,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:09:32,340 INFO L93 Difference]: Finished difference Result 2402 states and 3169 transitions. [2024-12-02 09:09:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 09:09:32,341 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 143 [2024-12-02 09:09:32,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:09:32,344 INFO L225 Difference]: With dead ends: 2402 [2024-12-02 09:09:32,344 INFO L226 Difference]: Without dead ends: 1247 [2024-12-02 09:09:32,346 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:09:32,346 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 0 mSDsluCounter, 556 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 700 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:09:32,346 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 700 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 09:09:32,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1247 states. [2024-12-02 09:09:32,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1247 to 1247. [2024-12-02 09:09:32,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1247 states, 1073 states have (on average 1.244175209692451) internal successors, (1335), 1078 states have internal predecessors, (1335), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-12-02 09:09:32,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1247 states and 1635 transitions. [2024-12-02 09:09:32,476 INFO L78 Accepts]: Start accepts. Automaton has 1247 states and 1635 transitions. Word has length 143 [2024-12-02 09:09:32,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:09:32,476 INFO L471 AbstractCegarLoop]: Abstraction has 1247 states and 1635 transitions. [2024-12-02 09:09:32,476 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:32,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1635 transitions. [2024-12-02 09:09:32,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 09:09:32,477 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:09:32,477 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:32,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:32,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:32,678 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:09:32,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:09:32,678 INFO L85 PathProgramCache]: Analyzing trace with hash -178772108, now seen corresponding path program 1 times [2024-12-02 09:09:32,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:09:32,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1540532067] [2024-12-02 09:09:32,678 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:32,678 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 09:09:32,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:09:32,680 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:32,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:09:33,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 09:09:33,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:09:33,265 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 09:09:33,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 26 [2024-12-02 09:09:33,403 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:09:33,403 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:09:33,403 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:09:33,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1540532067] [2024-12-02 09:09:33,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1540532067] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:09:33,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:09:33,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 09:09:33,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533716994] [2024-12-02 09:09:33,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:09:33,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 09:09:33,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:09:33,405 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 09:09:33,405 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 09:09:33,405 INFO L87 Difference]: Start difference. First operand 1247 states and 1635 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:35,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:38,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:41,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:41,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:09:41,317 INFO L93 Difference]: Finished difference Result 2424 states and 3170 transitions. [2024-12-02 09:09:41,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:09:41,335 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 143 [2024-12-02 09:09:41,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:09:41,338 INFO L225 Difference]: With dead ends: 2424 [2024-12-02 09:09:41,338 INFO L226 Difference]: Without dead ends: 1229 [2024-12-02 09:09:41,340 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:09:41,340 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 122 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 564 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2024-12-02 09:09:41,340 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 564 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2024-12-02 09:09:41,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1229 states. [2024-12-02 09:09:41,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1229 to 1227. [2024-12-02 09:09:41,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1227 states, 1053 states have (on average 1.2298195631528965) internal successors, (1295), 1058 states have internal predecessors, (1295), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-12-02 09:09:41,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1227 states and 1595 transitions. [2024-12-02 09:09:41,422 INFO L78 Accepts]: Start accepts. Automaton has 1227 states and 1595 transitions. Word has length 143 [2024-12-02 09:09:41,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:09:41,423 INFO L471 AbstractCegarLoop]: Abstraction has 1227 states and 1595 transitions. [2024-12-02 09:09:41,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:41,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1595 transitions. [2024-12-02 09:09:41,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 09:09:41,423 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:09:41,423 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:41,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:41,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:41,624 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:09:41,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:09:41,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1420571100, now seen corresponding path program 1 times [2024-12-02 09:09:41,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:09:41,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [881427731] [2024-12-02 09:09:41,625 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:41,625 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 09:09:41,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:09:41,626 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:41,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:42,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:09:42,195 INFO L256 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-02 09:09:42,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:09:42,206 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 09:09:42,343 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 09:09:42,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2024-12-02 09:09:42,570 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:09:42,570 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:09:42,570 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:09:42,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [881427731] [2024-12-02 09:09:42,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [881427731] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:09:42,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:09:42,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 09:09:42,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1309757471] [2024-12-02 09:09:42,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:09:42,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 09:09:42,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:09:42,571 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 09:09:42,571 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-12-02 09:09:42,572 INFO L87 Difference]: Start difference. First operand 1227 states and 1595 transitions. Second operand has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:44,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:46,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:49,701 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:49,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:09:49,854 INFO L93 Difference]: Finished difference Result 1727 states and 2245 transitions. [2024-12-02 09:09:49,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 09:09:49,871 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 144 [2024-12-02 09:09:49,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:09:49,874 INFO L225 Difference]: With dead ends: 1727 [2024-12-02 09:09:49,874 INFO L226 Difference]: Without dead ends: 1225 [2024-12-02 09:09:49,874 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-12-02 09:09:49,875 INFO L435 NwaCegarLoop]: 225 mSDtfsCounter, 126 mSDsluCounter, 1051 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 1276 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:09:49,875 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 1276 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2024-12-02 09:09:49,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1225 states. [2024-12-02 09:09:49,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1225 to 1215. [2024-12-02 09:09:49,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1215 states, 1041 states have (on average 1.2257444764649374) internal successors, (1276), 1046 states have internal predecessors, (1276), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-12-02 09:09:49,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 1215 states and 1576 transitions. [2024-12-02 09:09:49,951 INFO L78 Accepts]: Start accepts. Automaton has 1215 states and 1576 transitions. Word has length 144 [2024-12-02 09:09:49,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:09:49,952 INFO L471 AbstractCegarLoop]: Abstraction has 1215 states and 1576 transitions. [2024-12-02 09:09:49,952 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:49,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1215 states and 1576 transitions. [2024-12-02 09:09:49,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 09:09:49,952 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:09:49,953 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:49,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:50,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:50,153 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:09:50,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:09:50,153 INFO L85 PathProgramCache]: Analyzing trace with hash -417468762, now seen corresponding path program 1 times [2024-12-02 09:09:50,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:09:50,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1296084929] [2024-12-02 09:09:50,154 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:50,154 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 09:09:50,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:09:50,155 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:50,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:50,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:09:50,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-02 09:09:50,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:09:51,465 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 09:09:51,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 28 [2024-12-02 09:09:51,691 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:09:51,691 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:09:51,691 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:09:51,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1296084929] [2024-12-02 09:09:51,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1296084929] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:09:51,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:09:51,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 09:09:51,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202797367] [2024-12-02 09:09:51,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:09:51,692 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 09:09:51,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:09:51,693 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 09:09:51,693 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-12-02 09:09:51,693 INFO L87 Difference]: Start difference. First operand 1215 states and 1576 transitions. Second operand has 8 states, 8 states have (on average 9.0) internal successors, (72), 7 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:54,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:58,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:58,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:09:58,983 INFO L93 Difference]: Finished difference Result 1730 states and 2240 transitions. [2024-12-02 09:09:58,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 09:09:58,984 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 7 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 144 [2024-12-02 09:09:58,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:09:58,988 INFO L225 Difference]: With dead ends: 1730 [2024-12-02 09:09:58,988 INFO L226 Difference]: Without dead ends: 1215 [2024-12-02 09:09:58,988 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-12-02 09:09:58,989 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 59 mSDsluCounter, 830 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 1005 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:09:58,989 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 1005 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 7.0s Time] [2024-12-02 09:09:58,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1215 states. [2024-12-02 09:09:59,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1215 to 1206. [2024-12-02 09:09:59,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1206 states, 1032 states have (on average 1.2257751937984496) internal successors, (1265), 1037 states have internal predecessors, (1265), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-12-02 09:09:59,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1206 states and 1565 transitions. [2024-12-02 09:09:59,082 INFO L78 Accepts]: Start accepts. Automaton has 1206 states and 1565 transitions. Word has length 144 [2024-12-02 09:09:59,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:09:59,083 INFO L471 AbstractCegarLoop]: Abstraction has 1206 states and 1565 transitions. [2024-12-02 09:09:59,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.0) internal successors, (72), 7 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:09:59,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1565 transitions. [2024-12-02 09:09:59,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-12-02 09:09:59,083 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:09:59,083 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:59,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:59,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:59,284 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:09:59,284 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:09:59,284 INFO L85 PathProgramCache]: Analyzing trace with hash -859519836, now seen corresponding path program 1 times [2024-12-02 09:09:59,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:09:59,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [9204456] [2024-12-02 09:09:59,285 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:59,285 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 09:09:59,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:09:59,287 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:59,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:09:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:09:59,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 09:09:59,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:10:00,452 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 09:10:00,477 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-12-02 09:10:00,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 26 [2024-12-02 09:10:00,553 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:10:00,553 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:10:00,554 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:10:00,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [9204456] [2024-12-02 09:10:00,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [9204456] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:10:00,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:10:00,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:10:00,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600773212] [2024-12-02 09:10:00,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:10:00,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 09:10:00,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:10:00,554 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 09:10:00,555 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:10:00,555 INFO L87 Difference]: Start difference. First operand 1206 states and 1565 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:10:02,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:04,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:05,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:10:05,132 INFO L93 Difference]: Finished difference Result 2212 states and 2869 transitions. [2024-12-02 09:10:05,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 09:10:05,133 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 144 [2024-12-02 09:10:05,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:10:05,136 INFO L225 Difference]: With dead ends: 2212 [2024-12-02 09:10:05,136 INFO L226 Difference]: Without dead ends: 1277 [2024-12-02 09:10:05,137 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:10:05,137 INFO L435 NwaCegarLoop]: 280 mSDtfsCounter, 167 mSDsluCounter, 841 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 1121 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-12-02 09:10:05,137 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 1121 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-12-02 09:10:05,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1277 states. [2024-12-02 09:10:05,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1277 to 1188. [2024-12-02 09:10:05,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1188 states, 1014 states have (on average 1.2189349112426036) internal successors, (1236), 1019 states have internal predecessors, (1236), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-12-02 09:10:05,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 1188 states and 1536 transitions. [2024-12-02 09:10:05,260 INFO L78 Accepts]: Start accepts. Automaton has 1188 states and 1536 transitions. Word has length 144 [2024-12-02 09:10:05,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:10:05,260 INFO L471 AbstractCegarLoop]: Abstraction has 1188 states and 1536 transitions. [2024-12-02 09:10:05,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:10:05,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1536 transitions. [2024-12-02 09:10:05,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 09:10:05,261 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:10:05,261 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:10:05,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:05,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:05,462 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:10:05,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:10:05,462 INFO L85 PathProgramCache]: Analyzing trace with hash -1991418079, now seen corresponding path program 1 times [2024-12-02 09:10:05,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:10:05,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1456639771] [2024-12-02 09:10:05,463 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:10:05,463 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 09:10:05,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:10:05,464 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:05,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:10:06,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 09:10:06,126 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:10:06,134 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 09:10:06,553 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 09:10:06,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 39 [2024-12-02 09:10:06,562 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2024-12-02 09:10:06,649 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:10:06,649 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:10:06,649 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:10:06,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1456639771] [2024-12-02 09:10:06,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1456639771] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:10:06,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:10:06,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 09:10:06,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794592324] [2024-12-02 09:10:06,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:10:06,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 09:10:06,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:10:06,651 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 09:10:06,651 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:10:06,651 INFO L87 Difference]: Start difference. First operand 1188 states and 1536 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:10:09,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:14,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:17,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:20,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:20,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:10:20,999 INFO L93 Difference]: Finished difference Result 2072 states and 2668 transitions. [2024-12-02 09:10:21,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 09:10:21,000 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 145 [2024-12-02 09:10:21,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:10:21,003 INFO L225 Difference]: With dead ends: 2072 [2024-12-02 09:10:21,003 INFO L226 Difference]: Without dead ends: 1468 [2024-12-02 09:10:21,004 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-12-02 09:10:21,004 INFO L435 NwaCegarLoop]: 225 mSDtfsCounter, 207 mSDsluCounter, 731 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 956 SdHoareTripleChecker+Invalid, 187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:10:21,004 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 956 Invalid, 187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 14.2s Time] [2024-12-02 09:10:21,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1468 states. [2024-12-02 09:10:21,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1468 to 1260. [2024-12-02 09:10:21,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1260 states, 1086 states have (on average 1.2081031307550645) internal successors, (1312), 1091 states have internal predecessors, (1312), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-12-02 09:10:21,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260 states to 1260 states and 1612 transitions. [2024-12-02 09:10:21,121 INFO L78 Accepts]: Start accepts. Automaton has 1260 states and 1612 transitions. Word has length 145 [2024-12-02 09:10:21,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:10:21,121 INFO L471 AbstractCegarLoop]: Abstraction has 1260 states and 1612 transitions. [2024-12-02 09:10:21,121 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 7 states have internal predecessors, (73), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:10:21,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 1612 transitions. [2024-12-02 09:10:21,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-12-02 09:10:21,122 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:10:21,122 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:10:21,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:21,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:21,322 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:10:21,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:10:21,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1716658465, now seen corresponding path program 1 times [2024-12-02 09:10:21,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:10:21,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [231718242] [2024-12-02 09:10:21,323 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:10:21,323 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:10:21,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:10:21,325 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:21,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:21,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:10:21,941 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 09:10:21,943 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:10:22,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 31 [2024-12-02 09:10:22,987 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:10:22,987 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:10:22,987 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:10:22,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [231718242] [2024-12-02 09:10:22,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [231718242] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:10:22,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:10:22,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 09:10:22,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847617767] [2024-12-02 09:10:22,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:10:22,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 09:10:22,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:10:22,988 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 09:10:22,988 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:10:22,989 INFO L87 Difference]: Start difference. First operand 1260 states and 1612 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 6 states have internal predecessors, (73), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:10:26,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:31,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:32,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:36,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:36,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:10:36,353 INFO L93 Difference]: Finished difference Result 2653 states and 3389 transitions. [2024-12-02 09:10:36,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 09:10:36,354 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 6 states have internal predecessors, (73), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 145 [2024-12-02 09:10:36,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:10:36,357 INFO L225 Difference]: With dead ends: 2653 [2024-12-02 09:10:36,357 INFO L226 Difference]: Without dead ends: 1445 [2024-12-02 09:10:36,359 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-12-02 09:10:36,359 INFO L435 NwaCegarLoop]: 232 mSDtfsCounter, 162 mSDsluCounter, 658 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 890 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:10:36,359 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 890 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 13.2s Time] [2024-12-02 09:10:36,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1445 states. [2024-12-02 09:10:36,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1445 to 1290. [2024-12-02 09:10:36,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1290 states, 1116 states have (on average 1.200716845878136) internal successors, (1340), 1121 states have internal predecessors, (1340), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-12-02 09:10:36,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1290 states and 1640 transitions. [2024-12-02 09:10:36,452 INFO L78 Accepts]: Start accepts. Automaton has 1290 states and 1640 transitions. Word has length 145 [2024-12-02 09:10:36,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:10:36,452 INFO L471 AbstractCegarLoop]: Abstraction has 1290 states and 1640 transitions. [2024-12-02 09:10:36,452 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 6 states have internal predecessors, (73), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:10:36,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1640 transitions. [2024-12-02 09:10:36,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-02 09:10:36,453 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:10:36,453 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:10:36,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:36,653 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:36,654 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:10:36,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:10:36,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1758837226, now seen corresponding path program 1 times [2024-12-02 09:10:36,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:10:36,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1827691354] [2024-12-02 09:10:36,655 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:10:36,655 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 09:10:36,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:10:36,656 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:36,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:37,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:10:37,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 09:10:37,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:10:37,465 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 09:10:37,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2024-12-02 09:10:37,692 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2024-12-02 09:10:37,692 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:10:37,692 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:10:37,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1827691354] [2024-12-02 09:10:37,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1827691354] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:10:37,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:10:37,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 09:10:37,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098197472] [2024-12-02 09:10:37,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:10:37,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 09:10:37,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:10:37,693 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 09:10:37,693 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:10:37,693 INFO L87 Difference]: Start difference. First operand 1290 states and 1640 transitions. Second operand has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:10:41,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:44,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:48,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:48,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:10:48,143 INFO L93 Difference]: Finished difference Result 1326 states and 1683 transitions. [2024-12-02 09:10:48,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 09:10:48,160 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 146 [2024-12-02 09:10:48,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:10:48,163 INFO L225 Difference]: With dead ends: 1326 [2024-12-02 09:10:48,163 INFO L226 Difference]: Without dead ends: 1324 [2024-12-02 09:10:48,163 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-12-02 09:10:48,163 INFO L435 NwaCegarLoop]: 217 mSDtfsCounter, 117 mSDsluCounter, 989 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 1206 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2024-12-02 09:10:48,163 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 1206 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2024-12-02 09:10:48,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1324 states. [2024-12-02 09:10:48,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1324 to 1322. [2024-12-02 09:10:48,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1322 states, 1148 states have (on average 1.1942508710801394) internal successors, (1371), 1153 states have internal predecessors, (1371), 150 states have call successors, (150), 23 states have call predecessors, (150), 23 states have return successors, (150), 145 states have call predecessors, (150), 150 states have call successors, (150) [2024-12-02 09:10:48,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1322 states and 1671 transitions. [2024-12-02 09:10:48,256 INFO L78 Accepts]: Start accepts. Automaton has 1322 states and 1671 transitions. Word has length 146 [2024-12-02 09:10:48,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:10:48,256 INFO L471 AbstractCegarLoop]: Abstraction has 1322 states and 1671 transitions. [2024-12-02 09:10:48,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 7 states have internal predecessors, (74), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2024-12-02 09:10:48,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1671 transitions. [2024-12-02 09:10:48,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2024-12-02 09:10:48,257 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:10:48,257 INFO L218 NwaCegarLoop]: trace histogram [15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:10:48,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:48,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 44 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:48,458 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:10:48,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:10:48,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1831223784, now seen corresponding path program 1 times [2024-12-02 09:10:48,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:10:48,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1217755519] [2024-12-02 09:10:48,459 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:10:48,459 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 09:10:48,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:10:48,460 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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 09:10:48,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45f385ab-ffbf-464d-b1d9-5fa4c90d39a9/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