./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-33.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_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-33.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c10bc5269f02c9aa2d06430e1ef937fd31a71806b45a94b23810b1c4353f541d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:58:27,661 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:58:27,765 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 02:58:27,771 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:58:27,772 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:58:27,822 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:58:27,825 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:58:27,825 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:58:27,826 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:58:27,826 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:58:27,827 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:58:27,828 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:58:27,828 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:58:27,828 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:58:27,829 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:58:27,829 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:58:27,830 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:58:27,830 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:58:27,830 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:58:27,830 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:58:27,830 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:58:27,830 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:58:27,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:58:27,831 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:58:27,831 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:58:27,831 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:58:27,831 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:58:27,831 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:58:27,832 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:58:27,832 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:58:27,833 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:58:27,833 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:58:27,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:58:27,833 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:58:27,833 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:58:27,834 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:58:27,834 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:58:27,834 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:58:27,834 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:58:27,834 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:58:27,834 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:58:27,835 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:58:27,835 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:58:27,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:58:27,835 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:58:27,835 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:58:27,835 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:58:27,835 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:58:27,835 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_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c10bc5269f02c9aa2d06430e1ef937fd31a71806b45a94b23810b1c4353f541d [2024-11-28 02:58:28,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:58:28,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:58:28,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:58:28,230 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:58:28,230 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:58:28,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-33.i [2024-11-28 02:58:31,613 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/data/1a51c1980/ef2a6f4913b144eb8164a414306d46f2/FLAGd321f380f [2024-11-28 02:58:32,076 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:58:32,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-33.i [2024-11-28 02:58:32,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/data/1a51c1980/ef2a6f4913b144eb8164a414306d46f2/FLAGd321f380f [2024-11-28 02:58:32,155 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/data/1a51c1980/ef2a6f4913b144eb8164a414306d46f2 [2024-11-28 02:58:32,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:58:32,161 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:58:32,163 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:58:32,164 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:58:32,169 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:58:32,170 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45fb6f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32, skipping insertion in model container [2024-11-28 02:58:32,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,208 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:58:32,411 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_20bb7969-367f-47e5-84ac-d2fd2a532133/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-33.i[917,930] [2024-11-28 02:58:32,490 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:58:32,510 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:58:32,524 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_20bb7969-367f-47e5-84ac-d2fd2a532133/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-33.i[917,930] [2024-11-28 02:58:32,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:58:32,634 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:58:32,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32 WrapperNode [2024-11-28 02:58:32,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:58:32,638 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:58:32,639 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:58:32,639 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:58:32,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,678 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,728 INFO L138 Inliner]: procedures = 29, calls = 140, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 483 [2024-11-28 02:58:32,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:58:32,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:58:32,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:58:32,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:58:32,747 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,747 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,759 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,812 INFO L175 MemorySlicer]: Split 115 memory accesses to 6 slices as follows [2, 6, 44, 21, 11, 31]. 38 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 1, 5, 2, 2, 2]. The 15 writes are split as follows [0, 1, 5, 4, 3, 2]. [2024-11-28 02:58:32,812 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,812 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,845 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,846 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,863 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,872 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,878 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:58:32,879 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:58:32,879 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:58:32,879 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:58:32,881 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (1/1) ... [2024-11-28 02:58:32,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:58:32,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:58:32,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:58:32,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:58:32,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:58:32,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-28 02:58:32,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-28 02:58:32,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-28 02:58:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-28 02:58:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-28 02:58:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-28 02:58:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 02:58:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 02:58:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 02:58:32,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 02:58:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 02:58:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 02:58:32,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-28 02:58:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-28 02:58:32,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-28 02:58:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-28 02:58:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-28 02:58:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-28 02:58:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 02:58:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 02:58:32,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 02:58:32,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 02:58:32,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 02:58:32,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 02:58:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-28 02:58:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-28 02:58:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-28 02:58:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-28 02:58:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-28 02:58:32,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-28 02:58:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:58:32,981 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:58:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:58:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 02:58:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 02:58:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 02:58:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 02:58:32,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 02:58:32,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:58:32,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:58:33,235 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:58:33,238 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:58:34,178 INFO L? ?]: Removed 138 outVars from TransFormulas that were not future-live. [2024-11-28 02:58:34,178 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:58:34,194 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:58:34,194 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:58:34,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:34 BoogieIcfgContainer [2024-11-28 02:58:34,195 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:58:34,197 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:58:34,197 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:58:34,203 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:58:34,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:58:32" (1/3) ... [2024-11-28 02:58:34,204 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f27e0ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:58:34, skipping insertion in model container [2024-11-28 02:58:34,204 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:32" (2/3) ... [2024-11-28 02:58:34,205 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f27e0ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:58:34, skipping insertion in model container [2024-11-28 02:58:34,205 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:34" (3/3) ... [2024-11-28 02:58:34,206 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-33.i [2024-11-28 02:58:34,225 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:58:34,227 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-33.i that has 2 procedures, 107 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:58:34,312 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:58:34,327 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;@52a341d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:58:34,327 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:58:34,332 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 95 states have (on average 1.4736842105263157) internal successors, (140), 96 states have internal predecessors, (140), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 02:58:34,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 02:58:34,344 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:34,345 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:34,345 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:34,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:34,357 INFO L85 PathProgramCache]: Analyzing trace with hash 96666022, now seen corresponding path program 1 times [2024-11-28 02:58:34,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:34,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274125227] [2024-11-28 02:58:34,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:34,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:34,774 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-28 02:58:34,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:34,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274125227] [2024-11-28 02:58:34,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274125227] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:58:34,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2097920600] [2024-11-28 02:58:34,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:34,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:58:34,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:58:34,783 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:58:34,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:58:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:35,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:58:35,114 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:58:35,175 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-28 02:58:35,175 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:58:35,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2097920600] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:35,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:58:35,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 02:58:35,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686080452] [2024-11-28 02:58:35,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:35,186 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:58:35,186 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:35,213 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:58:35,214 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:58:35,218 INFO L87 Difference]: Start difference. First operand has 107 states, 95 states have (on average 1.4736842105263157) internal successors, (140), 96 states have internal predecessors, (140), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 02:58:35,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:35,256 INFO L93 Difference]: Finished difference Result 207 states and 319 transitions. [2024-11-28 02:58:35,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:58:35,258 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) Word has length 98 [2024-11-28 02:58:35,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:35,266 INFO L225 Difference]: With dead ends: 207 [2024-11-28 02:58:35,266 INFO L226 Difference]: Without dead ends: 103 [2024-11-28 02:58:35,270 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:58:35,273 INFO L435 NwaCegarLoop]: 151 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, 151 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:35,274 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:58:35,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2024-11-28 02:58:35,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2024-11-28 02:58:35,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 92 states have (on average 1.4456521739130435) internal successors, (133), 92 states have internal predecessors, (133), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 02:58:35,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 151 transitions. [2024-11-28 02:58:35,337 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 151 transitions. Word has length 98 [2024-11-28 02:58:35,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:35,337 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 151 transitions. [2024-11-28 02:58:35,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 02:58:35,338 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 151 transitions. [2024-11-28 02:58:35,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 02:58:35,345 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:35,345 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:35,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 02:58:35,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 02:58:35,546 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:35,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:35,547 INFO L85 PathProgramCache]: Analyzing trace with hash 1318594720, now seen corresponding path program 1 times [2024-11-28 02:58:35,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:35,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12150686] [2024-11-28 02:58:35,547 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:35,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:36,063 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:36,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:36,064 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12150686] [2024-11-28 02:58:36,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12150686] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:36,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:36,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:58:36,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029340486] [2024-11-28 02:58:36,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:36,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:58:36,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:36,069 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:58:36,069 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:58:36,070 INFO L87 Difference]: Start difference. First operand 103 states and 151 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 02:58:36,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:36,142 INFO L93 Difference]: Finished difference Result 205 states and 302 transitions. [2024-11-28 02:58:36,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:58:36,143 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 98 [2024-11-28 02:58:36,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:36,144 INFO L225 Difference]: With dead ends: 205 [2024-11-28 02:58:36,148 INFO L226 Difference]: Without dead ends: 105 [2024-11-28 02:58:36,149 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:58:36,150 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 0 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:36,151 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 436 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:58:36,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-28 02:58:36,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2024-11-28 02:58:36,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 94 states have (on average 1.4361702127659575) internal successors, (135), 94 states have internal predecessors, (135), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 02:58:36,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 153 transitions. [2024-11-28 02:58:36,169 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 153 transitions. Word has length 98 [2024-11-28 02:58:36,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:36,171 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 153 transitions. [2024-11-28 02:58:36,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 02:58:36,171 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 153 transitions. [2024-11-28 02:58:36,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 02:58:36,176 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:36,176 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:36,176 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:58:36,177 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:36,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:36,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1918534498, now seen corresponding path program 1 times [2024-11-28 02:58:36,178 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:36,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729516547] [2024-11-28 02:58:36,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:36,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:36,647 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:36,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:36,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729516547] [2024-11-28 02:58:36,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729516547] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:36,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:36,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:58:36,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051189751] [2024-11-28 02:58:36,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:36,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:58:36,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:36,650 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:58:36,650 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:58:36,653 INFO L87 Difference]: Start difference. First operand 105 states and 153 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:36,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:36,734 INFO L93 Difference]: Finished difference Result 210 states and 307 transitions. [2024-11-28 02:58:36,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:58:36,738 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 98 [2024-11-28 02:58:36,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:36,741 INFO L225 Difference]: With dead ends: 210 [2024-11-28 02:58:36,741 INFO L226 Difference]: Without dead ends: 108 [2024-11-28 02:58:36,742 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:58:36,745 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 1 mSDsluCounter, 285 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:36,746 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 433 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:58:36,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-11-28 02:58:36,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 107. [2024-11-28 02:58:36,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 96 states have (on average 1.4270833333333333) internal successors, (137), 96 states have internal predecessors, (137), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 02:58:36,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 155 transitions. [2024-11-28 02:58:36,769 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 155 transitions. Word has length 98 [2024-11-28 02:58:36,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:36,769 INFO L471 AbstractCegarLoop]: Abstraction has 107 states and 155 transitions. [2024-11-28 02:58:36,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:36,770 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 155 transitions. [2024-11-28 02:58:36,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 02:58:36,774 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:36,774 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:36,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:58:36,774 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:36,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:36,775 INFO L85 PathProgramCache]: Analyzing trace with hash -143527136, now seen corresponding path program 1 times [2024-11-28 02:58:36,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:36,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297949674] [2024-11-28 02:58:36,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:36,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:37,093 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:37,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:37,094 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297949674] [2024-11-28 02:58:37,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297949674] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:37,095 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:37,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:58:37,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384263954] [2024-11-28 02:58:37,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:37,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:58:37,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:37,098 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:58:37,098 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:58:37,099 INFO L87 Difference]: Start difference. First operand 107 states and 155 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:37,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:37,147 INFO L93 Difference]: Finished difference Result 214 states and 311 transitions. [2024-11-28 02:58:37,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:58:37,148 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 98 [2024-11-28 02:58:37,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:37,149 INFO L225 Difference]: With dead ends: 214 [2024-11-28 02:58:37,150 INFO L226 Difference]: Without dead ends: 110 [2024-11-28 02:58:37,150 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:58:37,151 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 1 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:37,155 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 436 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:58:37,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2024-11-28 02:58:37,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 109. [2024-11-28 02:58:37,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 98 states have (on average 1.4183673469387754) internal successors, (139), 98 states have internal predecessors, (139), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 02:58:37,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 157 transitions. [2024-11-28 02:58:37,176 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 157 transitions. Word has length 98 [2024-11-28 02:58:37,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:37,176 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 157 transitions. [2024-11-28 02:58:37,177 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:37,177 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 157 transitions. [2024-11-28 02:58:37,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 02:58:37,182 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:37,182 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:37,182 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 02:58:37,182 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:37,183 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:37,183 INFO L85 PathProgramCache]: Analyzing trace with hash -141680094, now seen corresponding path program 1 times [2024-11-28 02:58:37,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:37,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597949215] [2024-11-28 02:58:37,183 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:37,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:38,444 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-28 02:58:38,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:38,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597949215] [2024-11-28 02:58:38,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597949215] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:58:38,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1270895100] [2024-11-28 02:58:38,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:38,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:58:38,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:58:38,451 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:58:38,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 02:58:38,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:38,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 02:58:38,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:58:38,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-28 02:58:39,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 02:58:39,781 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 15 treesize of output 7 [2024-11-28 02:58:39,814 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 3 proven. 89 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-28 02:58:39,814 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:58:40,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 28 [2024-11-28 02:58:40,497 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-28 02:58:40,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1270895100] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:58:40,498 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 02:58:40,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 22 [2024-11-28 02:58:40,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867068636] [2024-11-28 02:58:40,498 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 02:58:40,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-28 02:58:40,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:40,501 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-28 02:58:40,501 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=386, Unknown=0, NotChecked=0, Total=462 [2024-11-28 02:58:40,502 INFO L87 Difference]: Start difference. First operand 109 states and 157 transitions. Second operand has 22 states, 19 states have (on average 5.421052631578948) internal successors, (103), 21 states have internal predecessors, (103), 8 states have call successors, (27), 4 states have call predecessors, (27), 6 states have return successors, (27), 5 states have call predecessors, (27), 8 states have call successors, (27) [2024-11-28 02:58:41,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:41,553 INFO L93 Difference]: Finished difference Result 384 states and 551 transitions. [2024-11-28 02:58:41,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 02:58:41,555 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 19 states have (on average 5.421052631578948) internal successors, (103), 21 states have internal predecessors, (103), 8 states have call successors, (27), 4 states have call predecessors, (27), 6 states have return successors, (27), 5 states have call predecessors, (27), 8 states have call successors, (27) Word has length 98 [2024-11-28 02:58:41,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:41,558 INFO L225 Difference]: With dead ends: 384 [2024-11-28 02:58:41,558 INFO L226 Difference]: Without dead ends: 278 [2024-11-28 02:58:41,561 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=250, Invalid=872, Unknown=0, NotChecked=0, Total=1122 [2024-11-28 02:58:41,562 INFO L435 NwaCegarLoop]: 197 mSDtfsCounter, 508 mSDsluCounter, 1895 mSDsCounter, 0 mSdLazyCounter, 436 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 2092 SdHoareTripleChecker+Invalid, 498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:41,564 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [508 Valid, 2092 Invalid, 498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 436 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 02:58:41,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2024-11-28 02:58:41,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 156. [2024-11-28 02:58:41,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 134 states have (on average 1.373134328358209) internal successors, (184), 134 states have internal predecessors, (184), 18 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 02:58:41,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 220 transitions. [2024-11-28 02:58:41,601 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 220 transitions. Word has length 98 [2024-11-28 02:58:41,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:41,602 INFO L471 AbstractCegarLoop]: Abstraction has 156 states and 220 transitions. [2024-11-28 02:58:41,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 19 states have (on average 5.421052631578948) internal successors, (103), 21 states have internal predecessors, (103), 8 states have call successors, (27), 4 states have call predecessors, (27), 6 states have return successors, (27), 5 states have call predecessors, (27), 8 states have call successors, (27) [2024-11-28 02:58:41,603 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 220 transitions. [2024-11-28 02:58:41,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 02:58:41,605 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:41,605 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:41,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 02:58:41,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:58:41,809 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:41,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:41,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1244523300, now seen corresponding path program 1 times [2024-11-28 02:58:41,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:41,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183278756] [2024-11-28 02:58:41,810 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:41,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:41,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:43,799 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:43,800 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:43,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183278756] [2024-11-28 02:58:43,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183278756] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:43,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:43,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 02:58:43,803 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083345220] [2024-11-28 02:58:43,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:43,804 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:58:43,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:43,805 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:58:43,805 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:58:43,805 INFO L87 Difference]: Start difference. First operand 156 states and 220 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 02:58:44,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:44,202 INFO L93 Difference]: Finished difference Result 456 states and 654 transitions. [2024-11-28 02:58:44,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:58:44,202 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 98 [2024-11-28 02:58:44,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:44,205 INFO L225 Difference]: With dead ends: 456 [2024-11-28 02:58:44,205 INFO L226 Difference]: Without dead ends: 350 [2024-11-28 02:58:44,206 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:58:44,207 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 298 mSDsluCounter, 707 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 880 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:44,207 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 880 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 02:58:44,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2024-11-28 02:58:44,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 345. [2024-11-28 02:58:44,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 307 states have (on average 1.4071661237785016) internal successors, (432), 308 states have internal predecessors, (432), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 02:58:44,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 496 transitions. [2024-11-28 02:58:44,241 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 496 transitions. Word has length 98 [2024-11-28 02:58:44,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:44,242 INFO L471 AbstractCegarLoop]: Abstraction has 345 states and 496 transitions. [2024-11-28 02:58:44,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 02:58:44,242 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 496 transitions. [2024-11-28 02:58:44,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 02:58:44,243 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:44,243 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:44,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 02:58:44,244 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:44,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:44,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1770580318, now seen corresponding path program 1 times [2024-11-28 02:58:44,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:44,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317251704] [2024-11-28 02:58:44,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:44,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:44,862 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:44,862 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:44,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317251704] [2024-11-28 02:58:44,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317251704] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:44,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:44,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 02:58:44,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066009756] [2024-11-28 02:58:44,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:44,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 02:58:44,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:44,864 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 02:58:44,864 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-28 02:58:44,865 INFO L87 Difference]: Start difference. First operand 345 states and 496 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:45,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:45,205 INFO L93 Difference]: Finished difference Result 647 states and 936 transitions. [2024-11-28 02:58:45,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:58:45,206 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 98 [2024-11-28 02:58:45,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:45,213 INFO L225 Difference]: With dead ends: 647 [2024-11-28 02:58:45,214 INFO L226 Difference]: Without dead ends: 352 [2024-11-28 02:58:45,215 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:58:45,215 INFO L435 NwaCegarLoop]: 193 mSDtfsCounter, 385 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 385 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:45,215 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [385 Valid, 609 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 02:58:45,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2024-11-28 02:58:45,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 351. [2024-11-28 02:58:45,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 351 states, 313 states have (on average 1.3993610223642172) internal successors, (438), 314 states have internal predecessors, (438), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 02:58:45,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 502 transitions. [2024-11-28 02:58:45,259 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 502 transitions. Word has length 98 [2024-11-28 02:58:45,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:45,260 INFO L471 AbstractCegarLoop]: Abstraction has 351 states and 502 transitions. [2024-11-28 02:58:45,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:45,260 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 502 transitions. [2024-11-28 02:58:45,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 02:58:45,261 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:45,262 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:45,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 02:58:45,262 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:45,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:45,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1245005662, now seen corresponding path program 1 times [2024-11-28 02:58:45,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:45,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733847085] [2024-11-28 02:58:45,263 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:45,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:45,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:45,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:45,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733847085] [2024-11-28 02:58:45,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733847085] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:45,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:45,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 02:58:45,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584438466] [2024-11-28 02:58:45,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:45,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:58:45,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:45,814 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:58:45,816 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:58:45,816 INFO L87 Difference]: Start difference. First operand 351 states and 502 transitions. Second operand has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:46,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:46,167 INFO L93 Difference]: Finished difference Result 657 states and 945 transitions. [2024-11-28 02:58:46,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:58:46,168 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 98 [2024-11-28 02:58:46,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:46,171 INFO L225 Difference]: With dead ends: 657 [2024-11-28 02:58:46,171 INFO L226 Difference]: Without dead ends: 356 [2024-11-28 02:58:46,172 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:58:46,173 INFO L435 NwaCegarLoop]: 193 mSDtfsCounter, 173 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 173 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:46,173 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [173 Valid, 577 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 02:58:46,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2024-11-28 02:58:46,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 355. [2024-11-28 02:58:46,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 355 states, 317 states have (on average 1.3943217665615142) internal successors, (442), 318 states have internal predecessors, (442), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 02:58:46,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 355 states and 506 transitions. [2024-11-28 02:58:46,210 INFO L78 Accepts]: Start accepts. Automaton has 355 states and 506 transitions. Word has length 98 [2024-11-28 02:58:46,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:46,211 INFO L471 AbstractCegarLoop]: Abstraction has 355 states and 506 transitions. [2024-11-28 02:58:46,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.0) internal successors, (56), 7 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:46,211 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 506 transitions. [2024-11-28 02:58:46,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-28 02:58:46,213 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:46,213 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:46,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 02:58:46,213 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:46,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:46,214 INFO L85 PathProgramCache]: Analyzing trace with hash -487985421, now seen corresponding path program 1 times [2024-11-28 02:58:46,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:46,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068040139] [2024-11-28 02:58:46,214 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:46,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:46,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:46,369 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:46,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:46,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068040139] [2024-11-28 02:58:46,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068040139] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:46,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:46,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:58:46,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799607690] [2024-11-28 02:58:46,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:46,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:58:46,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:46,371 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:58:46,371 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:58:46,372 INFO L87 Difference]: Start difference. First operand 355 states and 506 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:46,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:46,611 INFO L93 Difference]: Finished difference Result 854 states and 1217 transitions. [2024-11-28 02:58:46,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:58:46,611 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 99 [2024-11-28 02:58:46,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:46,615 INFO L225 Difference]: With dead ends: 854 [2024-11-28 02:58:46,616 INFO L226 Difference]: Without dead ends: 549 [2024-11-28 02:58:46,616 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:58:46,617 INFO L435 NwaCegarLoop]: 233 mSDtfsCounter, 124 mSDsluCounter, 553 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 786 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:46,617 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 786 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:58:46,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2024-11-28 02:58:46,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 463. [2024-11-28 02:58:46,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 463 states, 414 states have (on average 1.3864734299516908) internal successors, (574), 416 states have internal predecessors, (574), 41 states have call successors, (41), 7 states have call predecessors, (41), 7 states have return successors, (41), 39 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:58:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 656 transitions. [2024-11-28 02:58:46,669 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 656 transitions. Word has length 99 [2024-11-28 02:58:46,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:46,669 INFO L471 AbstractCegarLoop]: Abstraction has 463 states and 656 transitions. [2024-11-28 02:58:46,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:46,670 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 656 transitions. [2024-11-28 02:58:46,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-28 02:58:46,671 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:46,671 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:46,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 02:58:46,671 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:46,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:46,672 INFO L85 PathProgramCache]: Analyzing trace with hash 723479668, now seen corresponding path program 1 times [2024-11-28 02:58:46,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:46,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95164861] [2024-11-28 02:58:46,672 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:46,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:46,815 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:46,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:46,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95164861] [2024-11-28 02:58:46,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95164861] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:46,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:46,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:58:46,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613159320] [2024-11-28 02:58:46,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:46,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:58:46,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:46,817 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:58:46,817 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:58:46,817 INFO L87 Difference]: Start difference. First operand 463 states and 656 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:47,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:47,055 INFO L93 Difference]: Finished difference Result 962 states and 1365 transitions. [2024-11-28 02:58:47,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:58:47,056 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 99 [2024-11-28 02:58:47,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:47,060 INFO L225 Difference]: With dead ends: 962 [2024-11-28 02:58:47,060 INFO L226 Difference]: Without dead ends: 549 [2024-11-28 02:58:47,061 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:58:47,062 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 140 mSDsluCounter, 469 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 665 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:47,062 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 665 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:58:47,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2024-11-28 02:58:47,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 463. [2024-11-28 02:58:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 463 states, 414 states have (on average 1.3792270531400965) internal successors, (571), 416 states have internal predecessors, (571), 41 states have call successors, (41), 7 states have call predecessors, (41), 7 states have return successors, (41), 39 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:58:47,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 653 transitions. [2024-11-28 02:58:47,116 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 653 transitions. Word has length 99 [2024-11-28 02:58:47,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:47,116 INFO L471 AbstractCegarLoop]: Abstraction has 463 states and 653 transitions. [2024-11-28 02:58:47,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:47,117 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 653 transitions. [2024-11-28 02:58:47,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-28 02:58:47,118 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:47,118 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:47,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 02:58:47,119 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:47,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:47,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1982469599, now seen corresponding path program 1 times [2024-11-28 02:58:47,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:47,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050130328] [2024-11-28 02:58:47,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:47,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:47,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:47,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050130328] [2024-11-28 02:58:47,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050130328] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:47,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:47,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 02:58:47,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670218281] [2024-11-28 02:58:47,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:47,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 02:58:47,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:47,971 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 02:58:47,972 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:58:47,972 INFO L87 Difference]: Start difference. First operand 463 states and 653 transitions. Second operand has 10 states, 9 states have (on average 6.444444444444445) internal successors, (58), 9 states have internal predecessors, (58), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-28 02:58:48,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:48,350 INFO L93 Difference]: Finished difference Result 958 states and 1357 transitions. [2024-11-28 02:58:48,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 02:58:48,351 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 6.444444444444445) internal successors, (58), 9 states have internal predecessors, (58), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 100 [2024-11-28 02:58:48,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:48,355 INFO L225 Difference]: With dead ends: 958 [2024-11-28 02:58:48,355 INFO L226 Difference]: Without dead ends: 545 [2024-11-28 02:58:48,357 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2024-11-28 02:58:48,358 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 298 mSDsluCounter, 607 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 746 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:48,359 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 746 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:58:48,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2024-11-28 02:58:48,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 511. [2024-11-28 02:58:48,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 511 states, 462 states have (on average 1.380952380952381) internal successors, (638), 464 states have internal predecessors, (638), 41 states have call successors, (41), 7 states have call predecessors, (41), 7 states have return successors, (41), 39 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:58:48,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 720 transitions. [2024-11-28 02:58:48,434 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 720 transitions. Word has length 100 [2024-11-28 02:58:48,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:48,435 INFO L471 AbstractCegarLoop]: Abstraction has 511 states and 720 transitions. [2024-11-28 02:58:48,435 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 6.444444444444445) internal successors, (58), 9 states have internal predecessors, (58), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-28 02:58:48,435 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 720 transitions. [2024-11-28 02:58:48,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-28 02:58:48,440 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:48,441 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:48,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 02:58:48,441 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:48,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:48,442 INFO L85 PathProgramCache]: Analyzing trace with hash 971352349, now seen corresponding path program 1 times [2024-11-28 02:58:48,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:48,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460817627] [2024-11-28 02:58:48,442 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:48,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:48,729 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-28 02:58:48,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:48,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460817627] [2024-11-28 02:58:48,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460817627] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:58:48,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [621945855] [2024-11-28 02:58:48,730 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:48,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:58:48,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:58:48,733 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:58:48,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 02:58:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:49,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 02:58:49,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:58:49,088 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:49,089 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:58:49,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [621945855] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:49,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:58:49,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 8 [2024-11-28 02:58:49,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509337664] [2024-11-28 02:58:49,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:49,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:58:49,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:49,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:58:49,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 02:58:49,091 INFO L87 Difference]: Start difference. First operand 511 states and 720 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:49,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:49,194 INFO L93 Difference]: Finished difference Result 979 states and 1384 transitions. [2024-11-28 02:58:49,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:58:49,195 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 100 [2024-11-28 02:58:49,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:49,198 INFO L225 Difference]: With dead ends: 979 [2024-11-28 02:58:49,199 INFO L226 Difference]: Without dead ends: 518 [2024-11-28 02:58:49,200 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 02:58:49,200 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:49,201 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 575 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:58:49,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2024-11-28 02:58:49,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 518. [2024-11-28 02:58:49,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 469 states have (on average 1.373134328358209) internal successors, (644), 471 states have internal predecessors, (644), 41 states have call successors, (41), 7 states have call predecessors, (41), 7 states have return successors, (41), 39 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:58:49,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 726 transitions. [2024-11-28 02:58:49,259 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 726 transitions. Word has length 100 [2024-11-28 02:58:49,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:49,260 INFO L471 AbstractCegarLoop]: Abstraction has 518 states and 726 transitions. [2024-11-28 02:58:49,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:49,260 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 726 transitions. [2024-11-28 02:58:49,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-28 02:58:49,262 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:49,262 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:49,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 02:58:49,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-11-28 02:58:49,463 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:49,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:49,464 INFO L85 PathProgramCache]: Analyzing trace with hash 405517665, now seen corresponding path program 1 times [2024-11-28 02:58:49,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:49,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996096981] [2024-11-28 02:58:49,464 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:49,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:50,084 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:50,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:50,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996096981] [2024-11-28 02:58:50,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996096981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:50,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:50,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 02:58:50,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181675508] [2024-11-28 02:58:50,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:50,086 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 02:58:50,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:50,086 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 02:58:50,087 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:58:50,087 INFO L87 Difference]: Start difference. First operand 518 states and 726 transitions. Second operand has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:51,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:51,796 INFO L93 Difference]: Finished difference Result 1461 states and 2055 transitions. [2024-11-28 02:58:51,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-28 02:58:51,797 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 100 [2024-11-28 02:58:51,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:51,807 INFO L225 Difference]: With dead ends: 1461 [2024-11-28 02:58:51,807 INFO L226 Difference]: Without dead ends: 993 [2024-11-28 02:58:51,809 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=83, Invalid=423, Unknown=0, NotChecked=0, Total=506 [2024-11-28 02:58:51,809 INFO L435 NwaCegarLoop]: 284 mSDtfsCounter, 483 mSDsluCounter, 2510 mSDsCounter, 0 mSdLazyCounter, 1041 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 483 SdHoareTripleChecker+Valid, 2794 SdHoareTripleChecker+Invalid, 1109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 1041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:51,810 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [483 Valid, 2794 Invalid, 1109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 1041 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 02:58:51,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 993 states. [2024-11-28 02:58:51,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 993 to 581. [2024-11-28 02:58:51,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 581 states, 532 states have (on average 1.3966165413533835) internal successors, (743), 534 states have internal predecessors, (743), 41 states have call successors, (41), 7 states have call predecessors, (41), 7 states have return successors, (41), 39 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:58:51,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 825 transitions. [2024-11-28 02:58:51,890 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 825 transitions. Word has length 100 [2024-11-28 02:58:51,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:51,890 INFO L471 AbstractCegarLoop]: Abstraction has 581 states and 825 transitions. [2024-11-28 02:58:51,891 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:51,891 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 825 transitions. [2024-11-28 02:58:51,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-28 02:58:51,893 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:51,893 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:51,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 02:58:51,894 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:51,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:51,895 INFO L85 PathProgramCache]: Analyzing trace with hash -740332507, now seen corresponding path program 1 times [2024-11-28 02:58:51,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:51,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587359975] [2024-11-28 02:58:51,895 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:51,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:52,500 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:52,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:52,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587359975] [2024-11-28 02:58:52,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587359975] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:52,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:52,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 02:58:52,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356183184] [2024-11-28 02:58:52,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:52,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 02:58:52,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:52,503 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 02:58:52,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:58:52,504 INFO L87 Difference]: Start difference. First operand 581 states and 825 transitions. Second operand has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:53,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:53,927 INFO L93 Difference]: Finished difference Result 1563 states and 2228 transitions. [2024-11-28 02:58:53,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-28 02:58:53,928 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 100 [2024-11-28 02:58:53,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:53,934 INFO L225 Difference]: With dead ends: 1563 [2024-11-28 02:58:53,934 INFO L226 Difference]: Without dead ends: 1032 [2024-11-28 02:58:53,936 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=77, Invalid=385, Unknown=0, NotChecked=0, Total=462 [2024-11-28 02:58:53,936 INFO L435 NwaCegarLoop]: 230 mSDtfsCounter, 472 mSDsluCounter, 1874 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 472 SdHoareTripleChecker+Valid, 2104 SdHoareTripleChecker+Invalid, 950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:53,937 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [472 Valid, 2104 Invalid, 950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 901 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 02:58:53,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1032 states. [2024-11-28 02:58:54,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1032 to 629. [2024-11-28 02:58:54,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 629 states, 580 states have (on average 1.4051724137931034) internal successors, (815), 582 states have internal predecessors, (815), 41 states have call successors, (41), 7 states have call predecessors, (41), 7 states have return successors, (41), 39 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:58:54,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 629 states and 897 transitions. [2024-11-28 02:58:54,012 INFO L78 Accepts]: Start accepts. Automaton has 629 states and 897 transitions. Word has length 100 [2024-11-28 02:58:54,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:54,012 INFO L471 AbstractCegarLoop]: Abstraction has 629 states and 897 transitions. [2024-11-28 02:58:54,012 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.461538461538462) internal successors, (58), 13 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:54,013 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 897 transitions. [2024-11-28 02:58:54,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-28 02:58:54,014 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:54,014 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:54,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 02:58:54,015 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:54,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:54,015 INFO L85 PathProgramCache]: Analyzing trace with hash 539531171, now seen corresponding path program 1 times [2024-11-28 02:58:54,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:54,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170518668] [2024-11-28 02:58:54,016 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:54,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:54,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:54,266 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:54,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:54,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170518668] [2024-11-28 02:58:54,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170518668] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:54,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:54,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 02:58:54,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700543146] [2024-11-28 02:58:54,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:54,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:58:54,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:54,268 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:58:54,268 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:58:54,268 INFO L87 Difference]: Start difference. First operand 629 states and 897 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:54,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:54,408 INFO L93 Difference]: Finished difference Result 1332 states and 1900 transitions. [2024-11-28 02:58:54,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:58:54,409 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 100 [2024-11-28 02:58:54,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:54,414 INFO L225 Difference]: With dead ends: 1332 [2024-11-28 02:58:54,414 INFO L226 Difference]: Without dead ends: 753 [2024-11-28 02:58:54,417 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:58:54,418 INFO L435 NwaCegarLoop]: 261 mSDtfsCounter, 109 mSDsluCounter, 642 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 903 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:54,418 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 903 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:58:54,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 753 states. [2024-11-28 02:58:54,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 753 to 581. [2024-11-28 02:58:54,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 581 states, 542 states have (on average 1.415129151291513) internal successors, (767), 543 states have internal predecessors, (767), 32 states have call successors, (32), 6 states have call predecessors, (32), 6 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 02:58:54,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 831 transitions. [2024-11-28 02:58:54,487 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 831 transitions. Word has length 100 [2024-11-28 02:58:54,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:54,488 INFO L471 AbstractCegarLoop]: Abstraction has 581 states and 831 transitions. [2024-11-28 02:58:54,491 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:54,492 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 831 transitions. [2024-11-28 02:58:54,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-28 02:58:54,493 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:54,493 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:54,494 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 02:58:54,494 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:54,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:54,494 INFO L85 PathProgramCache]: Analyzing trace with hash 819217700, now seen corresponding path program 1 times [2024-11-28 02:58:54,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:54,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806053561] [2024-11-28 02:58:54,495 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:54,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:55,059 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:55,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:55,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806053561] [2024-11-28 02:58:55,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806053561] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:55,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:55,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 02:58:55,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033539210] [2024-11-28 02:58:55,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:55,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 02:58:55,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:55,062 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 02:58:55,063 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:58:55,063 INFO L87 Difference]: Start difference. First operand 581 states and 831 transitions. Second operand has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:56,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:56,249 INFO L93 Difference]: Finished difference Result 1922 states and 2745 transitions. [2024-11-28 02:58:56,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-28 02:58:56,249 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 101 [2024-11-28 02:58:56,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:56,257 INFO L225 Difference]: With dead ends: 1922 [2024-11-28 02:58:56,257 INFO L226 Difference]: Without dead ends: 1391 [2024-11-28 02:58:56,259 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2024-11-28 02:58:56,260 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 424 mSDsluCounter, 1513 mSDsCounter, 0 mSdLazyCounter, 784 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 424 SdHoareTripleChecker+Valid, 1709 SdHoareTripleChecker+Invalid, 831 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:56,260 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [424 Valid, 1709 Invalid, 831 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 784 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-28 02:58:56,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1391 states. [2024-11-28 02:58:56,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1391 to 659. [2024-11-28 02:58:56,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 659 states, 620 states have (on average 1.4403225806451614) internal successors, (893), 621 states have internal predecessors, (893), 32 states have call successors, (32), 6 states have call predecessors, (32), 6 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 02:58:56,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 957 transitions. [2024-11-28 02:58:56,334 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 957 transitions. Word has length 101 [2024-11-28 02:58:56,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:56,334 INFO L471 AbstractCegarLoop]: Abstraction has 659 states and 957 transitions. [2024-11-28 02:58:56,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:56,335 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 957 transitions. [2024-11-28 02:58:56,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-28 02:58:56,336 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:56,337 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:56,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 02:58:56,337 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:56,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:56,338 INFO L85 PathProgramCache]: Analyzing trace with hash -601194588, now seen corresponding path program 1 times [2024-11-28 02:58:56,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:56,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915421703] [2024-11-28 02:58:56,338 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:56,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:56,810 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:56,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:56,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915421703] [2024-11-28 02:58:56,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915421703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:56,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:56,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 02:58:56,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547057048] [2024-11-28 02:58:56,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:56,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 02:58:56,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:56,814 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 02:58:56,815 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:58:56,815 INFO L87 Difference]: Start difference. First operand 659 states and 957 transitions. Second operand has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:57,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:57,982 INFO L93 Difference]: Finished difference Result 1759 states and 2525 transitions. [2024-11-28 02:58:57,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 02:58:57,982 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 101 [2024-11-28 02:58:57,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:58:57,992 INFO L225 Difference]: With dead ends: 1759 [2024-11-28 02:58:57,992 INFO L226 Difference]: Without dead ends: 1144 [2024-11-28 02:58:57,994 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2024-11-28 02:58:57,994 INFO L435 NwaCegarLoop]: 245 mSDtfsCounter, 363 mSDsluCounter, 2118 mSDsCounter, 0 mSdLazyCounter, 807 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 363 SdHoareTripleChecker+Valid, 2363 SdHoareTripleChecker+Invalid, 829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-28 02:58:57,995 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [363 Valid, 2363 Invalid, 829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 807 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-28 02:58:57,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1144 states. [2024-11-28 02:58:58,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1144 to 803. [2024-11-28 02:58:58,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 803 states, 753 states have (on average 1.4302788844621515) internal successors, (1077), 755 states have internal predecessors, (1077), 41 states have call successors, (41), 8 states have call predecessors, (41), 8 states have return successors, (41), 39 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:58:58,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 803 states and 1159 transitions. [2024-11-28 02:58:58,086 INFO L78 Accepts]: Start accepts. Automaton has 803 states and 1159 transitions. Word has length 101 [2024-11-28 02:58:58,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:58:58,087 INFO L471 AbstractCegarLoop]: Abstraction has 803 states and 1159 transitions. [2024-11-28 02:58:58,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:58,087 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1159 transitions. [2024-11-28 02:58:58,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-28 02:58:58,089 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:58:58,089 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:58:58,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-28 02:58:58,089 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:58:58,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:58:58,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1744987748, now seen corresponding path program 1 times [2024-11-28 02:58:58,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:58:58,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255720535] [2024-11-28 02:58:58,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:58:58,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:58:58,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:58:58,684 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:58:58,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:58:58,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255720535] [2024-11-28 02:58:58,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255720535] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:58:58,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:58:58,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 02:58:58,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280516964] [2024-11-28 02:58:58,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:58:58,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 02:58:58,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:58:58,686 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 02:58:58,686 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:58:58,686 INFO L87 Difference]: Start difference. First operand 803 states and 1159 transitions. Second operand has 13 states, 13 states have (on average 4.615384615384615) internal successors, (60), 13 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:58:59,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:58:59,999 INFO L93 Difference]: Finished difference Result 2797 states and 3995 transitions. [2024-11-28 02:59:00,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 02:59:00,000 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.615384615384615) internal successors, (60), 13 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 102 [2024-11-28 02:59:00,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:00,010 INFO L225 Difference]: With dead ends: 2797 [2024-11-28 02:59:00,010 INFO L226 Difference]: Without dead ends: 2038 [2024-11-28 02:59:00,013 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=71, Invalid=271, Unknown=0, NotChecked=0, Total=342 [2024-11-28 02:59:00,013 INFO L435 NwaCegarLoop]: 300 mSDtfsCounter, 426 mSDsluCounter, 2462 mSDsCounter, 0 mSdLazyCounter, 921 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 426 SdHoareTripleChecker+Valid, 2762 SdHoareTripleChecker+Invalid, 946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:00,014 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [426 Valid, 2762 Invalid, 946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 921 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 02:59:00,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2038 states. [2024-11-28 02:59:00,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2038 to 916. [2024-11-28 02:59:00,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 916 states, 866 states have (on average 1.4399538106235565) internal successors, (1247), 868 states have internal predecessors, (1247), 41 states have call successors, (41), 8 states have call predecessors, (41), 8 states have return successors, (41), 39 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:59:00,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 916 states and 1329 transitions. [2024-11-28 02:59:00,130 INFO L78 Accepts]: Start accepts. Automaton has 916 states and 1329 transitions. Word has length 102 [2024-11-28 02:59:00,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:00,130 INFO L471 AbstractCegarLoop]: Abstraction has 916 states and 1329 transitions. [2024-11-28 02:59:00,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.615384615384615) internal successors, (60), 13 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:00,131 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1329 transitions. [2024-11-28 02:59:00,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-28 02:59:00,132 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:00,133 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:00,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-28 02:59:00,134 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:00,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:00,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1393069636, now seen corresponding path program 1 times [2024-11-28 02:59:00,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:00,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091741968] [2024-11-28 02:59:00,135 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:00,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:00,377 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:00,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:00,377 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091741968] [2024-11-28 02:59:00,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091741968] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:00,378 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:00,378 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 02:59:00,378 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255289879] [2024-11-28 02:59:00,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:00,379 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 02:59:00,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:00,379 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 02:59:00,379 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:59:00,380 INFO L87 Difference]: Start difference. First operand 916 states and 1329 transitions. Second operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:00,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:00,910 INFO L93 Difference]: Finished difference Result 2102 states and 3054 transitions. [2024-11-28 02:59:00,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 02:59:00,911 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 102 [2024-11-28 02:59:00,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:00,917 INFO L225 Difference]: With dead ends: 2102 [2024-11-28 02:59:00,917 INFO L226 Difference]: Without dead ends: 1236 [2024-11-28 02:59:00,919 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:59:00,919 INFO L435 NwaCegarLoop]: 254 mSDtfsCounter, 132 mSDsluCounter, 1451 mSDsCounter, 0 mSdLazyCounter, 394 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 1705 SdHoareTripleChecker+Invalid, 394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:00,920 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 1705 Invalid, 394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 394 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 02:59:00,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2024-11-28 02:59:00,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 940. [2024-11-28 02:59:00,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 940 states, 890 states have (on average 1.4449438202247191) internal successors, (1286), 892 states have internal predecessors, (1286), 41 states have call successors, (41), 8 states have call predecessors, (41), 8 states have return successors, (41), 39 states have call predecessors, (41), 41 states have call successors, (41) [2024-11-28 02:59:00,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 940 states and 1368 transitions. [2024-11-28 02:59:01,000 INFO L78 Accepts]: Start accepts. Automaton has 940 states and 1368 transitions. Word has length 102 [2024-11-28 02:59:01,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:01,001 INFO L471 AbstractCegarLoop]: Abstraction has 940 states and 1368 transitions. [2024-11-28 02:59:01,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:01,001 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1368 transitions. [2024-11-28 02:59:01,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-28 02:59:01,003 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:01,003 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:01,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-28 02:59:01,003 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:01,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:01,004 INFO L85 PathProgramCache]: Analyzing trace with hash 403084456, now seen corresponding path program 1 times [2024-11-28 02:59:01,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:01,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143921388] [2024-11-28 02:59:01,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:01,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:01,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:01,520 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:01,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:01,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143921388] [2024-11-28 02:59:01,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143921388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:01,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:01,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 02:59:01,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515328936] [2024-11-28 02:59:01,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:01,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 02:59:01,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:01,523 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 02:59:01,523 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:59:01,525 INFO L87 Difference]: Start difference. First operand 940 states and 1368 transitions. Second operand has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:02,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:02,269 INFO L93 Difference]: Finished difference Result 1872 states and 2716 transitions. [2024-11-28 02:59:02,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 02:59:02,269 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 102 [2024-11-28 02:59:02,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:02,274 INFO L225 Difference]: With dead ends: 1872 [2024-11-28 02:59:02,274 INFO L226 Difference]: Without dead ends: 982 [2024-11-28 02:59:02,276 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2024-11-28 02:59:02,277 INFO L435 NwaCegarLoop]: 167 mSDtfsCounter, 708 mSDsluCounter, 723 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 708 SdHoareTripleChecker+Valid, 890 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:02,277 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [708 Valid, 890 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 02:59:02,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 982 states. [2024-11-28 02:59:02,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 982 to 752. [2024-11-28 02:59:02,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 752 states, 708 states have (on average 1.423728813559322) internal successors, (1008), 709 states have internal predecessors, (1008), 36 states have call successors, (36), 7 states have call predecessors, (36), 7 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-28 02:59:02,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 752 states and 1080 transitions. [2024-11-28 02:59:02,347 INFO L78 Accepts]: Start accepts. Automaton has 752 states and 1080 transitions. Word has length 102 [2024-11-28 02:59:02,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:02,348 INFO L471 AbstractCegarLoop]: Abstraction has 752 states and 1080 transitions. [2024-11-28 02:59:02,348 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:02,348 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1080 transitions. [2024-11-28 02:59:02,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-28 02:59:02,350 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:02,350 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:02,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-28 02:59:02,350 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:02,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:02,351 INFO L85 PathProgramCache]: Analyzing trace with hash 51166344, now seen corresponding path program 1 times [2024-11-28 02:59:02,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:02,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936556681] [2024-11-28 02:59:02,351 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:02,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:02,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:02,609 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:02,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:02,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936556681] [2024-11-28 02:59:02,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936556681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:02,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:02,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 02:59:02,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850746685] [2024-11-28 02:59:02,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:02,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 02:59:02,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:02,611 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 02:59:02,611 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:59:02,612 INFO L87 Difference]: Start difference. First operand 752 states and 1080 transitions. Second operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:03,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:03,198 INFO L93 Difference]: Finished difference Result 1692 states and 2419 transitions. [2024-11-28 02:59:03,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 02:59:03,199 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 102 [2024-11-28 02:59:03,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:03,206 INFO L225 Difference]: With dead ends: 1692 [2024-11-28 02:59:03,206 INFO L226 Difference]: Without dead ends: 984 [2024-11-28 02:59:03,208 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:59:03,209 INFO L435 NwaCegarLoop]: 199 mSDtfsCounter, 133 mSDsluCounter, 1123 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 1322 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:03,209 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 1322 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 384 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 02:59:03,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 984 states. [2024-11-28 02:59:03,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 984 to 764. [2024-11-28 02:59:03,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 764 states, 720 states have (on average 1.4208333333333334) internal successors, (1023), 721 states have internal predecessors, (1023), 36 states have call successors, (36), 7 states have call predecessors, (36), 7 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-28 02:59:03,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 764 states and 1095 transitions. [2024-11-28 02:59:03,313 INFO L78 Accepts]: Start accepts. Automaton has 764 states and 1095 transitions. Word has length 102 [2024-11-28 02:59:03,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:03,313 INFO L471 AbstractCegarLoop]: Abstraction has 764 states and 1095 transitions. [2024-11-28 02:59:03,314 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 9 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:03,314 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1095 transitions. [2024-11-28 02:59:03,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-28 02:59:03,315 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:03,316 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:03,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-28 02:59:03,317 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:03,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:03,317 INFO L85 PathProgramCache]: Analyzing trace with hash -121237145, now seen corresponding path program 1 times [2024-11-28 02:59:03,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:03,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275510792] [2024-11-28 02:59:03,318 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:03,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:03,816 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:03,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:03,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275510792] [2024-11-28 02:59:03,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275510792] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:03,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:03,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 02:59:03,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891433860] [2024-11-28 02:59:03,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:03,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 02:59:03,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:03,818 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 02:59:03,818 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-28 02:59:03,818 INFO L87 Difference]: Start difference. First operand 764 states and 1095 transitions. Second operand has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:04,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:04,846 INFO L93 Difference]: Finished difference Result 2683 states and 3845 transitions. [2024-11-28 02:59:04,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-28 02:59:04,847 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 103 [2024-11-28 02:59:04,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:04,855 INFO L225 Difference]: With dead ends: 2683 [2024-11-28 02:59:04,855 INFO L226 Difference]: Without dead ends: 1963 [2024-11-28 02:59:04,858 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2024-11-28 02:59:04,861 INFO L435 NwaCegarLoop]: 218 mSDtfsCounter, 281 mSDsluCounter, 1626 mSDsCounter, 0 mSdLazyCounter, 733 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 1844 SdHoareTripleChecker+Invalid, 743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 733 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:04,861 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 1844 Invalid, 743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 733 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 02:59:04,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1963 states. [2024-11-28 02:59:04,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1963 to 1350. [2024-11-28 02:59:04,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1350 states, 1274 states have (on average 1.4097331240188382) internal successors, (1796), 1276 states have internal predecessors, (1796), 63 states have call successors, (63), 12 states have call predecessors, (63), 12 states have return successors, (63), 61 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-28 02:59:04,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1350 states and 1922 transitions. [2024-11-28 02:59:04,988 INFO L78 Accepts]: Start accepts. Automaton has 1350 states and 1922 transitions. Word has length 103 [2024-11-28 02:59:04,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:04,988 INFO L471 AbstractCegarLoop]: Abstraction has 1350 states and 1922 transitions. [2024-11-28 02:59:04,989 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:04,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1922 transitions. [2024-11-28 02:59:04,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-28 02:59:04,991 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:04,991 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:04,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-28 02:59:04,992 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:04,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:04,992 INFO L85 PathProgramCache]: Analyzing trace with hash 970638439, now seen corresponding path program 1 times [2024-11-28 02:59:04,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:04,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730970054] [2024-11-28 02:59:04,993 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:04,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:05,466 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:05,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:05,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730970054] [2024-11-28 02:59:05,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730970054] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:05,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:05,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 02:59:05,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958900183] [2024-11-28 02:59:05,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:05,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 02:59:05,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:05,469 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 02:59:05,469 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:59:05,469 INFO L87 Difference]: Start difference. First operand 1350 states and 1922 transitions. Second operand has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 12 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:06,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:06,576 INFO L93 Difference]: Finished difference Result 3282 states and 4626 transitions. [2024-11-28 02:59:06,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 02:59:06,577 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 12 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 103 [2024-11-28 02:59:06,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:06,585 INFO L225 Difference]: With dead ends: 3282 [2024-11-28 02:59:06,585 INFO L226 Difference]: Without dead ends: 1952 [2024-11-28 02:59:06,588 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2024-11-28 02:59:06,589 INFO L435 NwaCegarLoop]: 224 mSDtfsCounter, 383 mSDsluCounter, 1792 mSDsCounter, 0 mSdLazyCounter, 692 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 2016 SdHoareTripleChecker+Invalid, 733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:06,589 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 2016 Invalid, 733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 692 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 02:59:06,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1952 states. [2024-11-28 02:59:06,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1952 to 1380. [2024-11-28 02:59:06,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1380 states, 1304 states have (on average 1.4072085889570551) internal successors, (1835), 1306 states have internal predecessors, (1835), 63 states have call successors, (63), 12 states have call predecessors, (63), 12 states have return successors, (63), 61 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-28 02:59:06,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1380 states and 1961 transitions. [2024-11-28 02:59:06,718 INFO L78 Accepts]: Start accepts. Automaton has 1380 states and 1961 transitions. Word has length 103 [2024-11-28 02:59:06,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:06,718 INFO L471 AbstractCegarLoop]: Abstraction has 1380 states and 1961 transitions. [2024-11-28 02:59:06,718 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 12 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:06,718 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1961 transitions. [2024-11-28 02:59:06,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-28 02:59:06,720 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:06,720 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:06,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-28 02:59:06,721 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:06,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:06,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1737478671, now seen corresponding path program 1 times [2024-11-28 02:59:06,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:06,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501419664] [2024-11-28 02:59:06,722 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:06,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:06,989 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:06,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:06,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501419664] [2024-11-28 02:59:06,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501419664] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:06,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:06,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 02:59:06,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203646752] [2024-11-28 02:59:06,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:06,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 02:59:06,993 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:06,994 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 02:59:06,994 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:59:06,994 INFO L87 Difference]: Start difference. First operand 1380 states and 1961 transitions. Second operand has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:07,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:07,601 INFO L93 Difference]: Finished difference Result 3261 states and 4635 transitions. [2024-11-28 02:59:07,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 02:59:07,602 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 103 [2024-11-28 02:59:07,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:07,610 INFO L225 Difference]: With dead ends: 3261 [2024-11-28 02:59:07,610 INFO L226 Difference]: Without dead ends: 1931 [2024-11-28 02:59:07,612 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:59:07,614 INFO L435 NwaCegarLoop]: 261 mSDtfsCounter, 131 mSDsluCounter, 1481 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 1742 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:07,614 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 1742 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 02:59:07,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1931 states. [2024-11-28 02:59:07,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1931 to 1365. [2024-11-28 02:59:07,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1365 states, 1289 states have (on average 1.4026377036462374) internal successors, (1808), 1291 states have internal predecessors, (1808), 63 states have call successors, (63), 12 states have call predecessors, (63), 12 states have return successors, (63), 61 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-28 02:59:07,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1365 states and 1934 transitions. [2024-11-28 02:59:07,748 INFO L78 Accepts]: Start accepts. Automaton has 1365 states and 1934 transitions. Word has length 103 [2024-11-28 02:59:07,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:07,749 INFO L471 AbstractCegarLoop]: Abstraction has 1365 states and 1934 transitions. [2024-11-28 02:59:07,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:07,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 1934 transitions. [2024-11-28 02:59:07,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-28 02:59:07,777 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:07,777 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:07,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-28 02:59:07,777 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:07,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:07,778 INFO L85 PathProgramCache]: Analyzing trace with hash -670791609, now seen corresponding path program 1 times [2024-11-28 02:59:07,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:07,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000468156] [2024-11-28 02:59:07,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:07,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:07,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:08,140 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:08,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:08,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000468156] [2024-11-28 02:59:08,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000468156] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:08,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:08,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 02:59:08,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78906299] [2024-11-28 02:59:08,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:08,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 02:59:08,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:08,142 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 02:59:08,142 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:59:08,143 INFO L87 Difference]: Start difference. First operand 1365 states and 1934 transitions. Second operand has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:08,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:08,895 INFO L93 Difference]: Finished difference Result 2550 states and 3578 transitions. [2024-11-28 02:59:08,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 02:59:08,895 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 103 [2024-11-28 02:59:08,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:08,904 INFO L225 Difference]: With dead ends: 2550 [2024-11-28 02:59:08,904 INFO L226 Difference]: Without dead ends: 2059 [2024-11-28 02:59:08,906 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2024-11-28 02:59:08,906 INFO L435 NwaCegarLoop]: 328 mSDtfsCounter, 396 mSDsluCounter, 1367 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:08,907 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 1695 Invalid, 437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 02:59:08,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2059 states. [2024-11-28 02:59:09,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2059 to 1398. [2024-11-28 02:59:09,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1398 states, 1322 states have (on average 1.4016641452344931) internal successors, (1853), 1324 states have internal predecessors, (1853), 63 states have call successors, (63), 12 states have call predecessors, (63), 12 states have return successors, (63), 61 states have call predecessors, (63), 63 states have call successors, (63) [2024-11-28 02:59:09,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1398 states and 1979 transitions. [2024-11-28 02:59:09,041 INFO L78 Accepts]: Start accepts. Automaton has 1398 states and 1979 transitions. Word has length 103 [2024-11-28 02:59:09,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:09,042 INFO L471 AbstractCegarLoop]: Abstraction has 1398 states and 1979 transitions. [2024-11-28 02:59:09,042 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:09,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1979 transitions. [2024-11-28 02:59:09,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-28 02:59:09,044 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:09,044 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:09,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-28 02:59:09,044 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:09,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:09,045 INFO L85 PathProgramCache]: Analyzing trace with hash 234160082, now seen corresponding path program 1 times [2024-11-28 02:59:09,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:09,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426509038] [2024-11-28 02:59:09,045 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:09,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:09,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:09,721 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:09,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:09,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426509038] [2024-11-28 02:59:09,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426509038] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:09,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:09,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-28 02:59:09,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311059442] [2024-11-28 02:59:09,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:09,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 02:59:09,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:09,723 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 02:59:09,724 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2024-11-28 02:59:09,725 INFO L87 Difference]: Start difference. First operand 1398 states and 1979 transitions. Second operand has 14 states, 14 states have (on average 4.357142857142857) internal successors, (61), 14 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:11,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:11,376 INFO L93 Difference]: Finished difference Result 3930 states and 5521 transitions. [2024-11-28 02:59:11,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-28 02:59:11,377 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.357142857142857) internal successors, (61), 14 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 103 [2024-11-28 02:59:11,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:11,386 INFO L225 Difference]: With dead ends: 3930 [2024-11-28 02:59:11,387 INFO L226 Difference]: Without dead ends: 2582 [2024-11-28 02:59:11,389 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=113, Invalid=487, Unknown=0, NotChecked=0, Total=600 [2024-11-28 02:59:11,390 INFO L435 NwaCegarLoop]: 368 mSDtfsCounter, 694 mSDsluCounter, 3041 mSDsCounter, 0 mSdLazyCounter, 1106 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 694 SdHoareTripleChecker+Valid, 3409 SdHoareTripleChecker+Invalid, 1197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 1106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:11,390 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [694 Valid, 3409 Invalid, 1197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 1106 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 02:59:11,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2582 states. [2024-11-28 02:59:11,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2582 to 2142. [2024-11-28 02:59:11,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2142 states, 2034 states have (on average 1.3898721730580137) internal successors, (2827), 2039 states have internal predecessors, (2827), 86 states have call successors, (86), 21 states have call predecessors, (86), 21 states have return successors, (86), 81 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-28 02:59:11,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 2142 states and 2999 transitions. [2024-11-28 02:59:11,584 INFO L78 Accepts]: Start accepts. Automaton has 2142 states and 2999 transitions. Word has length 103 [2024-11-28 02:59:11,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:11,584 INFO L471 AbstractCegarLoop]: Abstraction has 2142 states and 2999 transitions. [2024-11-28 02:59:11,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.357142857142857) internal successors, (61), 14 states have internal predecessors, (61), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:11,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 2999 transitions. [2024-11-28 02:59:11,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-28 02:59:11,586 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:11,586 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:11,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-28 02:59:11,587 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:11,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:11,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1594533341, now seen corresponding path program 1 times [2024-11-28 02:59:11,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:11,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29598333] [2024-11-28 02:59:11,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:11,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:11,766 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-28 02:59:11,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:11,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29598333] [2024-11-28 02:59:11,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29598333] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:59:11,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1364714362] [2024-11-28 02:59:11,767 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:11,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:59:11,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:59:11,770 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:59:11,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 02:59:12,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:12,101 INFO L256 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 02:59:12,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:59:12,140 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:12,140 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:59:12,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1364714362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:12,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:59:12,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 8 [2024-11-28 02:59:12,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134137630] [2024-11-28 02:59:12,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:12,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 02:59:12,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:12,144 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 02:59:12,145 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 02:59:12,145 INFO L87 Difference]: Start difference. First operand 2142 states and 2999 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:12,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:12,327 INFO L93 Difference]: Finished difference Result 4261 states and 5968 transitions. [2024-11-28 02:59:12,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 02:59:12,327 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 104 [2024-11-28 02:59:12,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:12,336 INFO L225 Difference]: With dead ends: 4261 [2024-11-28 02:59:12,340 INFO L226 Difference]: Without dead ends: 2169 [2024-11-28 02:59:12,343 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 02:59:12,346 INFO L435 NwaCegarLoop]: 148 mSDtfsCounter, 0 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:12,347 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 575 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:59:12,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2169 states. [2024-11-28 02:59:12,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2169 to 2169. [2024-11-28 02:59:12,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2169 states, 2061 states have (on average 1.3847646773410967) internal successors, (2854), 2066 states have internal predecessors, (2854), 86 states have call successors, (86), 21 states have call predecessors, (86), 21 states have return successors, (86), 81 states have call predecessors, (86), 86 states have call successors, (86) [2024-11-28 02:59:12,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 2169 states and 3026 transitions. [2024-11-28 02:59:12,554 INFO L78 Accepts]: Start accepts. Automaton has 2169 states and 3026 transitions. Word has length 104 [2024-11-28 02:59:12,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:12,554 INFO L471 AbstractCegarLoop]: Abstraction has 2169 states and 3026 transitions. [2024-11-28 02:59:12,554 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:12,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 3026 transitions. [2024-11-28 02:59:12,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-28 02:59:12,557 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:12,557 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:12,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-28 02:59:12,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-11-28 02:59:12,758 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:12,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:12,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1594659463, now seen corresponding path program 1 times [2024-11-28 02:59:12,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:12,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598869440] [2024-11-28 02:59:12,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:12,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:13,587 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:13,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:13,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598869440] [2024-11-28 02:59:13,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598869440] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:13,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:13,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 02:59:13,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996764790] [2024-11-28 02:59:13,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:13,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 02:59:13,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:13,589 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 02:59:13,590 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:59:13,590 INFO L87 Difference]: Start difference. First operand 2169 states and 3026 transitions. Second operand has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:15,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:15,214 INFO L93 Difference]: Finished difference Result 6515 states and 9113 transitions. [2024-11-28 02:59:15,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-28 02:59:15,215 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 104 [2024-11-28 02:59:15,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:15,241 INFO L225 Difference]: With dead ends: 6515 [2024-11-28 02:59:15,241 INFO L226 Difference]: Without dead ends: 4384 [2024-11-28 02:59:15,244 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=144, Invalid=408, Unknown=0, NotChecked=0, Total=552 [2024-11-28 02:59:15,245 INFO L435 NwaCegarLoop]: 299 mSDtfsCounter, 648 mSDsluCounter, 1546 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 648 SdHoareTripleChecker+Valid, 1845 SdHoareTripleChecker+Invalid, 917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:15,245 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [648 Valid, 1845 Invalid, 917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 02:59:15,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4384 states. [2024-11-28 02:59:15,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4384 to 3047. [2024-11-28 02:59:15,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3047 states, 2907 states have (on average 1.394564843481252) internal successors, (4054), 2913 states have internal predecessors, (4054), 111 states have call successors, (111), 28 states have call predecessors, (111), 28 states have return successors, (111), 105 states have call predecessors, (111), 111 states have call successors, (111) [2024-11-28 02:59:15,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 3047 states and 4276 transitions. [2024-11-28 02:59:15,559 INFO L78 Accepts]: Start accepts. Automaton has 3047 states and 4276 transitions. Word has length 104 [2024-11-28 02:59:15,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:15,560 INFO L471 AbstractCegarLoop]: Abstraction has 3047 states and 4276 transitions. [2024-11-28 02:59:15,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.769230769230769) internal successors, (62), 13 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:15,560 INFO L276 IsEmpty]: Start isEmpty. Operand 3047 states and 4276 transitions. [2024-11-28 02:59:15,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-28 02:59:15,564 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:15,564 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:15,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-28 02:59:15,565 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:15,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:15,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1613811679, now seen corresponding path program 1 times [2024-11-28 02:59:15,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:15,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936825749] [2024-11-28 02:59:15,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:15,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:15,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:15,849 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:15,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:15,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936825749] [2024-11-28 02:59:15,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936825749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:15,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:15,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 02:59:15,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871207314] [2024-11-28 02:59:15,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:15,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 02:59:15,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:15,852 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 02:59:15,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 02:59:15,854 INFO L87 Difference]: Start difference. First operand 3047 states and 4276 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:16,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:16,468 INFO L93 Difference]: Finished difference Result 6780 states and 9468 transitions. [2024-11-28 02:59:16,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 02:59:16,468 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 104 [2024-11-28 02:59:16,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:16,481 INFO L225 Difference]: With dead ends: 6780 [2024-11-28 02:59:16,482 INFO L226 Difference]: Without dead ends: 3783 [2024-11-28 02:59:16,486 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-28 02:59:16,487 INFO L435 NwaCegarLoop]: 178 mSDtfsCounter, 143 mSDsluCounter, 752 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 930 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:16,487 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 930 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:59:16,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3783 states. [2024-11-28 02:59:16,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3783 to 3035. [2024-11-28 02:59:16,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3035 states, 2895 states have (on average 1.3682210708117444) internal successors, (3961), 2901 states have internal predecessors, (3961), 111 states have call successors, (111), 28 states have call predecessors, (111), 28 states have return successors, (111), 105 states have call predecessors, (111), 111 states have call successors, (111) [2024-11-28 02:59:16,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3035 states to 3035 states and 4183 transitions. [2024-11-28 02:59:16,778 INFO L78 Accepts]: Start accepts. Automaton has 3035 states and 4183 transitions. Word has length 104 [2024-11-28 02:59:16,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:16,778 INFO L471 AbstractCegarLoop]: Abstraction has 3035 states and 4183 transitions. [2024-11-28 02:59:16,779 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:16,779 INFO L276 IsEmpty]: Start isEmpty. Operand 3035 states and 4183 transitions. [2024-11-28 02:59:16,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-28 02:59:16,781 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:16,781 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:16,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-28 02:59:16,782 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:16,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:16,783 INFO L85 PathProgramCache]: Analyzing trace with hash 824268875, now seen corresponding path program 1 times [2024-11-28 02:59:16,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:16,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485399211] [2024-11-28 02:59:16,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:16,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:16,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:17,536 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:17,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:17,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485399211] [2024-11-28 02:59:17,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485399211] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:17,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:17,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 02:59:17,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26680533] [2024-11-28 02:59:17,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:17,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 02:59:17,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:17,538 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 02:59:17,538 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-28 02:59:17,539 INFO L87 Difference]: Start difference. First operand 3035 states and 4183 transitions. Second operand has 11 states, 11 states have (on average 5.636363636363637) internal successors, (62), 11 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:18,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:18,626 INFO L93 Difference]: Finished difference Result 7620 states and 10531 transitions. [2024-11-28 02:59:18,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 02:59:18,627 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.636363636363637) internal successors, (62), 11 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 104 [2024-11-28 02:59:18,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:18,640 INFO L225 Difference]: With dead ends: 7620 [2024-11-28 02:59:18,640 INFO L226 Difference]: Without dead ends: 5603 [2024-11-28 02:59:18,642 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2024-11-28 02:59:18,643 INFO L435 NwaCegarLoop]: 298 mSDtfsCounter, 897 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 378 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 897 SdHoareTripleChecker+Valid, 988 SdHoareTripleChecker+Invalid, 471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:18,644 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [897 Valid, 988 Invalid, 471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 378 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 02:59:18,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5603 states. [2024-11-28 02:59:18,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5603 to 4976. [2024-11-28 02:59:18,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4976 states, 4740 states have (on average 1.3647679324894515) internal successors, (6469), 4749 states have internal predecessors, (6469), 186 states have call successors, (186), 49 states have call predecessors, (186), 49 states have return successors, (186), 177 states have call predecessors, (186), 186 states have call successors, (186) [2024-11-28 02:59:18,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4976 states to 4976 states and 6841 transitions. [2024-11-28 02:59:18,992 INFO L78 Accepts]: Start accepts. Automaton has 4976 states and 6841 transitions. Word has length 104 [2024-11-28 02:59:18,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:18,993 INFO L471 AbstractCegarLoop]: Abstraction has 4976 states and 6841 transitions. [2024-11-28 02:59:18,993 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.636363636363637) internal successors, (62), 11 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:18,993 INFO L276 IsEmpty]: Start isEmpty. Operand 4976 states and 6841 transitions. [2024-11-28 02:59:18,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-28 02:59:18,995 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:18,995 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:18,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-28 02:59:18,996 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:18,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:18,996 INFO L85 PathProgramCache]: Analyzing trace with hash -764438015, now seen corresponding path program 1 times [2024-11-28 02:59:18,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:18,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467800765] [2024-11-28 02:59:18,997 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:18,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:19,689 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:19,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:19,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467800765] [2024-11-28 02:59:19,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467800765] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:19,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:19,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 02:59:19,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091824965] [2024-11-28 02:59:19,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:19,690 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 02:59:19,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:19,691 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 02:59:19,691 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:59:19,691 INFO L87 Difference]: Start difference. First operand 4976 states and 6841 transitions. Second operand has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:20,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:20,910 INFO L93 Difference]: Finished difference Result 10173 states and 13905 transitions. [2024-11-28 02:59:20,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 02:59:20,911 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 104 [2024-11-28 02:59:20,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:20,934 INFO L225 Difference]: With dead ends: 10173 [2024-11-28 02:59:20,934 INFO L226 Difference]: Without dead ends: 6994 [2024-11-28 02:59:20,940 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2024-11-28 02:59:20,940 INFO L435 NwaCegarLoop]: 182 mSDtfsCounter, 938 mSDsluCounter, 872 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 938 SdHoareTripleChecker+Valid, 1054 SdHoareTripleChecker+Invalid, 521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:20,941 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [938 Valid, 1054 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 02:59:20,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6994 states. [2024-11-28 02:59:21,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6994 to 4427. [2024-11-28 02:59:21,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4427 states, 4191 states have (on average 1.3581484132665236) internal successors, (5692), 4200 states have internal predecessors, (5692), 186 states have call successors, (186), 49 states have call predecessors, (186), 49 states have return successors, (186), 177 states have call predecessors, (186), 186 states have call successors, (186) [2024-11-28 02:59:21,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4427 states to 4427 states and 6064 transitions. [2024-11-28 02:59:21,379 INFO L78 Accepts]: Start accepts. Automaton has 4427 states and 6064 transitions. Word has length 104 [2024-11-28 02:59:21,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:21,380 INFO L471 AbstractCegarLoop]: Abstraction has 4427 states and 6064 transitions. [2024-11-28 02:59:21,380 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:21,380 INFO L276 IsEmpty]: Start isEmpty. Operand 4427 states and 6064 transitions. [2024-11-28 02:59:21,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-28 02:59:21,382 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:21,382 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:21,382 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-28 02:59:21,382 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:21,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:21,383 INFO L85 PathProgramCache]: Analyzing trace with hash -2106341307, now seen corresponding path program 1 times [2024-11-28 02:59:21,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:21,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194323459] [2024-11-28 02:59:21,383 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:21,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:21,997 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:21,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:21,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194323459] [2024-11-28 02:59:21,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194323459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:21,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:21,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 02:59:21,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643290760] [2024-11-28 02:59:21,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:21,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 02:59:21,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:21,998 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 02:59:21,998 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2024-11-28 02:59:21,999 INFO L87 Difference]: Start difference. First operand 4427 states and 6064 transitions. Second operand has 11 states, 11 states have (on average 5.636363636363637) internal successors, (62), 11 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:23,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:23,065 INFO L93 Difference]: Finished difference Result 10702 states and 14677 transitions. [2024-11-28 02:59:23,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 02:59:23,066 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.636363636363637) internal successors, (62), 11 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 104 [2024-11-28 02:59:23,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:23,090 INFO L225 Difference]: With dead ends: 10702 [2024-11-28 02:59:23,090 INFO L226 Difference]: Without dead ends: 8000 [2024-11-28 02:59:23,097 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=132, Unknown=0, NotChecked=0, Total=210 [2024-11-28 02:59:23,097 INFO L435 NwaCegarLoop]: 315 mSDtfsCounter, 768 mSDsluCounter, 734 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 768 SdHoareTripleChecker+Valid, 1049 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:23,097 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [768 Valid, 1049 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 02:59:23,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8000 states. [2024-11-28 02:59:23,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8000 to 5687. [2024-11-28 02:59:23,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5687 states, 5382 states have (on average 1.3602749907097733) internal successors, (7321), 5391 states have internal predecessors, (7321), 240 states have call successors, (240), 64 states have call predecessors, (240), 64 states have return successors, (240), 231 states have call predecessors, (240), 240 states have call successors, (240) [2024-11-28 02:59:23,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5687 states to 5687 states and 7801 transitions. [2024-11-28 02:59:23,703 INFO L78 Accepts]: Start accepts. Automaton has 5687 states and 7801 transitions. Word has length 104 [2024-11-28 02:59:23,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:23,707 INFO L471 AbstractCegarLoop]: Abstraction has 5687 states and 7801 transitions. [2024-11-28 02:59:23,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.636363636363637) internal successors, (62), 11 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:23,708 INFO L276 IsEmpty]: Start isEmpty. Operand 5687 states and 7801 transitions. [2024-11-28 02:59:23,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-28 02:59:23,712 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:23,713 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:23,713 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-28 02:59:23,713 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:23,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:23,714 INFO L85 PathProgramCache]: Analyzing trace with hash 287745465, now seen corresponding path program 1 times [2024-11-28 02:59:23,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:23,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030713245] [2024-11-28 02:59:23,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:23,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:24,269 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:24,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:24,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030713245] [2024-11-28 02:59:24,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030713245] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:24,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:24,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 02:59:24,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285155192] [2024-11-28 02:59:24,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:24,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 02:59:24,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:24,271 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 02:59:24,272 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:59:24,272 INFO L87 Difference]: Start difference. First operand 5687 states and 7801 transitions. Second operand has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:25,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:25,150 INFO L93 Difference]: Finished difference Result 11323 states and 15549 transitions. [2024-11-28 02:59:25,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 02:59:25,150 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 104 [2024-11-28 02:59:25,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:25,162 INFO L225 Difference]: With dead ends: 11323 [2024-11-28 02:59:25,163 INFO L226 Difference]: Without dead ends: 5620 [2024-11-28 02:59:25,170 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=73, Invalid=269, Unknown=0, NotChecked=0, Total=342 [2024-11-28 02:59:25,171 INFO L435 NwaCegarLoop]: 172 mSDtfsCounter, 152 mSDsluCounter, 1001 mSDsCounter, 0 mSdLazyCounter, 459 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 1173 SdHoareTripleChecker+Invalid, 466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:25,171 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 1173 Invalid, 466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 459 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 02:59:25,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5620 states. [2024-11-28 02:59:25,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5620 to 1996. [2024-11-28 02:59:25,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1996 states, 1865 states have (on average 1.3592493297587132) internal successors, (2535), 1870 states have internal predecessors, (2535), 104 states have call successors, (104), 26 states have call predecessors, (104), 26 states have return successors, (104), 99 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-28 02:59:25,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1996 states and 2743 transitions. [2024-11-28 02:59:25,520 INFO L78 Accepts]: Start accepts. Automaton has 1996 states and 2743 transitions. Word has length 104 [2024-11-28 02:59:25,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:25,521 INFO L471 AbstractCegarLoop]: Abstraction has 1996 states and 2743 transitions. [2024-11-28 02:59:25,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:25,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2743 transitions. [2024-11-28 02:59:25,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-28 02:59:25,522 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:25,523 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:25,523 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-28 02:59:25,523 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:25,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:25,523 INFO L85 PathProgramCache]: Analyzing trace with hash -261808999, now seen corresponding path program 1 times [2024-11-28 02:59:25,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:25,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313001721] [2024-11-28 02:59:25,524 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:25,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:26,088 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:26,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:26,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313001721] [2024-11-28 02:59:26,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313001721] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:26,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:26,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 02:59:26,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [378512103] [2024-11-28 02:59:26,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:26,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 02:59:26,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:26,090 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 02:59:26,090 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:59:26,090 INFO L87 Difference]: Start difference. First operand 1996 states and 2743 transitions. Second operand has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:26,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:26,925 INFO L93 Difference]: Finished difference Result 4043 states and 5522 transitions. [2024-11-28 02:59:26,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 02:59:26,926 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 104 [2024-11-28 02:59:26,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:26,930 INFO L225 Difference]: With dead ends: 4043 [2024-11-28 02:59:26,930 INFO L226 Difference]: Without dead ends: 2464 [2024-11-28 02:59:26,933 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2024-11-28 02:59:26,934 INFO L435 NwaCegarLoop]: 291 mSDtfsCounter, 505 mSDsluCounter, 1081 mSDsCounter, 0 mSdLazyCounter, 393 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 1372 SdHoareTripleChecker+Invalid, 463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:26,934 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [505 Valid, 1372 Invalid, 463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 393 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 02:59:26,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2464 states. [2024-11-28 02:59:27,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2464 to 1909. [2024-11-28 02:59:27,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1909 states, 1778 states have (on average 1.3532058492688415) internal successors, (2406), 1783 states have internal predecessors, (2406), 104 states have call successors, (104), 26 states have call predecessors, (104), 26 states have return successors, (104), 99 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-28 02:59:27,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1909 states and 2614 transitions. [2024-11-28 02:59:27,213 INFO L78 Accepts]: Start accepts. Automaton has 1909 states and 2614 transitions. Word has length 104 [2024-11-28 02:59:27,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:27,214 INFO L471 AbstractCegarLoop]: Abstraction has 1909 states and 2614 transitions. [2024-11-28 02:59:27,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:27,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2614 transitions. [2024-11-28 02:59:27,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-28 02:59:27,215 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:27,215 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:27,216 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-28 02:59:27,216 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:27,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:27,216 INFO L85 PathProgramCache]: Analyzing trace with hash 464095946, now seen corresponding path program 1 times [2024-11-28 02:59:27,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:27,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98626190] [2024-11-28 02:59:27,217 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:27,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:27,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:27,727 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:27,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:27,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98626190] [2024-11-28 02:59:27,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98626190] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:27,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:27,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 02:59:27,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138414414] [2024-11-28 02:59:27,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:27,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 02:59:27,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:27,729 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 02:59:27,729 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:59:27,729 INFO L87 Difference]: Start difference. First operand 1909 states and 2614 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:28,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:28,592 INFO L93 Difference]: Finished difference Result 4562 states and 6207 transitions. [2024-11-28 02:59:28,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 02:59:28,593 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 105 [2024-11-28 02:59:28,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:28,598 INFO L225 Difference]: With dead ends: 4562 [2024-11-28 02:59:28,598 INFO L226 Difference]: Without dead ends: 3569 [2024-11-28 02:59:28,600 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-28 02:59:28,600 INFO L435 NwaCegarLoop]: 299 mSDtfsCounter, 261 mSDsluCounter, 1619 mSDsCounter, 0 mSdLazyCounter, 535 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 1918 SdHoareTripleChecker+Invalid, 540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:28,600 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [261 Valid, 1918 Invalid, 540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 535 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 02:59:28,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3569 states. [2024-11-28 02:59:28,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3569 to 1972. [2024-11-28 02:59:28,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1972 states, 1841 states have (on average 1.354155350353069) internal successors, (2493), 1846 states have internal predecessors, (2493), 104 states have call successors, (104), 26 states have call predecessors, (104), 26 states have return successors, (104), 99 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-28 02:59:28,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1972 states and 2701 transitions. [2024-11-28 02:59:28,892 INFO L78 Accepts]: Start accepts. Automaton has 1972 states and 2701 transitions. Word has length 105 [2024-11-28 02:59:28,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:28,893 INFO L471 AbstractCegarLoop]: Abstraction has 1972 states and 2701 transitions. [2024-11-28 02:59:28,893 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:28,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2701 transitions. [2024-11-28 02:59:28,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-28 02:59:28,894 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:28,894 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:28,895 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-28 02:59:28,895 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:28,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:28,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1071124822, now seen corresponding path program 1 times [2024-11-28 02:59:28,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:28,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98066499] [2024-11-28 02:59:28,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:28,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:29,356 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:29,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:29,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98066499] [2024-11-28 02:59:29,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98066499] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:29,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:29,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 02:59:29,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649347638] [2024-11-28 02:59:29,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:29,357 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 02:59:29,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:29,357 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 02:59:29,357 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:59:29,358 INFO L87 Difference]: Start difference. First operand 1972 states and 2701 transitions. Second operand has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:30,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:30,806 INFO L93 Difference]: Finished difference Result 5873 states and 7970 transitions. [2024-11-28 02:59:30,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-28 02:59:30,807 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 105 [2024-11-28 02:59:30,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:30,814 INFO L225 Difference]: With dead ends: 5873 [2024-11-28 02:59:30,814 INFO L226 Difference]: Without dead ends: 4306 [2024-11-28 02:59:30,816 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=108, Invalid=444, Unknown=0, NotChecked=0, Total=552 [2024-11-28 02:59:30,817 INFO L435 NwaCegarLoop]: 395 mSDtfsCounter, 509 mSDsluCounter, 2590 mSDsCounter, 0 mSdLazyCounter, 984 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 509 SdHoareTripleChecker+Valid, 2985 SdHoareTripleChecker+Invalid, 1064 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:30,817 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [509 Valid, 2985 Invalid, 1064 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 984 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 02:59:30,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4306 states. [2024-11-28 02:59:31,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4306 to 2065. [2024-11-28 02:59:31,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2065 states, 1934 states have (on average 1.3526370217166495) internal successors, (2616), 1939 states have internal predecessors, (2616), 104 states have call successors, (104), 26 states have call predecessors, (104), 26 states have return successors, (104), 99 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-28 02:59:31,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 2065 states and 2824 transitions. [2024-11-28 02:59:31,124 INFO L78 Accepts]: Start accepts. Automaton has 2065 states and 2824 transitions. Word has length 105 [2024-11-28 02:59:31,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:31,124 INFO L471 AbstractCegarLoop]: Abstraction has 2065 states and 2824 transitions. [2024-11-28 02:59:31,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:31,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2824 transitions. [2024-11-28 02:59:31,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-28 02:59:31,126 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:31,126 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:31,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-28 02:59:31,127 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:31,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:31,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1535267142, now seen corresponding path program 1 times [2024-11-28 02:59:31,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:31,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848210588] [2024-11-28 02:59:31,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:31,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:31,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:32,132 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:32,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:59:32,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848210588] [2024-11-28 02:59:32,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848210588] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:32,133 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:32,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 02:59:32,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606932203] [2024-11-28 02:59:32,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:32,133 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 02:59:32,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:59:32,134 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 02:59:32,134 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:59:32,134 INFO L87 Difference]: Start difference. First operand 2065 states and 2824 transitions. Second operand has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 02:59:32,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:32,775 INFO L93 Difference]: Finished difference Result 2082 states and 2843 transitions. [2024-11-28 02:59:32,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 02:59:32,776 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 106 [2024-11-28 02:59:32,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:32,781 INFO L225 Difference]: With dead ends: 2082 [2024-11-28 02:59:32,781 INFO L226 Difference]: Without dead ends: 2080 [2024-11-28 02:59:32,782 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:59:32,783 INFO L435 NwaCegarLoop]: 181 mSDtfsCounter, 451 mSDsluCounter, 772 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 451 SdHoareTripleChecker+Valid, 953 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:32,783 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [451 Valid, 953 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 02:59:32,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2080 states. [2024-11-28 02:59:33,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2080 to 2077. [2024-11-28 02:59:33,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2077 states, 1946 states have (on average 1.3504624871531345) internal successors, (2628), 1951 states have internal predecessors, (2628), 104 states have call successors, (104), 26 states have call predecessors, (104), 26 states have return successors, (104), 99 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-28 02:59:33,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 2077 states and 2836 transitions. [2024-11-28 02:59:33,070 INFO L78 Accepts]: Start accepts. Automaton has 2077 states and 2836 transitions. Word has length 106 [2024-11-28 02:59:33,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:33,070 INFO L471 AbstractCegarLoop]: Abstraction has 2077 states and 2836 transitions. [2024-11-28 02:59:33,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 02:59:33,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2836 transitions. [2024-11-28 02:59:33,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-28 02:59:33,072 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:33,072 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:33,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-28 02:59:33,072 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:33,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:33,073 INFO L85 PathProgramCache]: Analyzing trace with hash -1533420100, now seen corresponding path program 1 times [2024-11-28 02:59:33,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:59:33,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623633531] [2024-11-28 02:59:33,073 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:33,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:59:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:59:33,188 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:59:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:59:33,422 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:59:33,422 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:59:33,424 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:59:33,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-28 02:59:33,431 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:33,722 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:59:33,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:59:33 BoogieIcfgContainer [2024-11-28 02:59:33,732 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:59:33,733 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:59:33,733 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:59:33,734 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:59:33,735 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:58:34" (3/4) ... [2024-11-28 02:59:33,737 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:59:33,738 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:59:33,739 INFO L158 Benchmark]: Toolchain (without parser) took 61578.82ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 93.3MB in the beginning and 140.0MB in the end (delta: -46.7MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2024-11-28 02:59:33,739 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:59:33,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.65ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 78.4MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:59:33,740 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.23ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 74.3MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:59:33,740 INFO L158 Benchmark]: Boogie Preprocessor took 149.30ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 70.0MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:59:33,740 INFO L158 Benchmark]: RCFGBuilder took 1315.92ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 84.7MB in the end (delta: -14.8MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. [2024-11-28 02:59:33,740 INFO L158 Benchmark]: TraceAbstraction took 59535.36ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 84.2MB in the beginning and 140.2MB in the end (delta: -56.0MB). Peak memory consumption was 339.4MB. Max. memory is 16.1GB. [2024-11-28 02:59:33,740 INFO L158 Benchmark]: Witness Printer took 5.06ms. Allocated memory is still 201.3MB. Free memory was 140.2MB in the beginning and 140.0MB in the end (delta: 120.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:59:33,744 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 474.65ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 78.4MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.23ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 74.3MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 149.30ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 70.0MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1315.92ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 84.7MB in the end (delta: -14.8MB). Peak memory consumption was 41.0MB. Max. memory is 16.1GB. * TraceAbstraction took 59535.36ms. Allocated memory was 117.4MB in the beginning and 201.3MB in the end (delta: 83.9MB). Free memory was 84.2MB in the beginning and 140.2MB in the end (delta: -56.0MB). Peak memory consumption was 339.4MB. Max. memory is 16.1GB. * Witness Printer took 5.06ms. Allocated memory is still 201.3MB. Free memory was 140.2MB in the beginning and 140.0MB in the end (delta: 120.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 85, overapproximation of someBinaryFLOATComparisonOperation at line 85, overapproximation of someBinaryFLOATComparisonOperation at line 99, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryFLOATComparisonOperation at line 87, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryFLOATComparisonOperation at line 87, overapproximation of someUnaryDOUBLEoperation at line 27. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 0 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 0 }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0]); [L26-L28] float float_Array_0[5] = { 49.5, 256.5, -0.25, 0.30000000000000004, 0.4 }; [L26-L28] float float_Array_0[5] = { 49.5, 256.5, -0.25, 0.30000000000000004, 0.4 }; [L26-L28] float float_Array_0[5] = { 49.5, 256.5, -0.25, 0.30000000000000004, 0.4 }; [L26-L28] float float_Array_0[5] = { 49.5, 256.5, -0.25, 0.30000000000000004, 0.4 }; [L26-L28] float float_Array_0[5] = { 49.5, 256.5, -0.25, 0.30000000000000004, 0.4 }; [L26-L28] float float_Array_0[5] = { 49.5, 256.5, -0.25, 0.30000000000000004, 0.4 }; [L29] float* float_Array_0_arrayfloat_Array_0arrayVar0_Pointer = &(float_Array_0[0]); [L30] float* float_Array_0_arrayfloat_Array_0arrayVar1_Pointer = &(float_Array_0[1]); [L31] float* float_Array_0_arrayfloat_Array_0arrayVar2_Pointer = &(float_Array_0[2]); [L32] float* float_Array_0_arrayfloat_Array_0arrayVar3_Pointer = &(float_Array_0[3]); [L33] float* float_Array_0_arrayfloat_Array_0arrayVar4_Pointer = &(float_Array_0[4]); [L34-L36] signed long int signed_long_int_Array_0[2] = { -8, -256 }; [L34-L36] signed long int signed_long_int_Array_0[2] = { -8, -256 }; [L34-L36] signed long int signed_long_int_Array_0[2] = { -8, -256 }; [L37] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer = &(signed_long_int_Array_0[0]); [L38] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer = &(signed_long_int_Array_0[1]); [L39-L41] signed short int signed_short_int_Array_0[2] = { 4, -10 }; [L39-L41] signed short int signed_short_int_Array_0[2] = { 4, -10 }; [L39-L41] signed short int signed_short_int_Array_0[2] = { 4, -10 }; [L42] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer = &(signed_short_int_Array_0[0]); [L43] signed short int* signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer = &(signed_short_int_Array_0[1]); [L44-L46] unsigned char unsigned_char_Array_0[2] = { 32, 200 }; [L44-L46] unsigned char unsigned_char_Array_0[2] = { 32, 200 }; [L44-L46] unsigned char unsigned_char_Array_0[2] = { 32, 200 }; [L47] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer = &(unsigned_char_Array_0[0]); [L48] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer = &(unsigned_char_Array_0[1]); [L49] signed long int last_1_signed_long_int_Array_0_0_ = -8; VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=0, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L103] isInitial = 1 [L104] FCALL initially() [L106] CALL updateLastVariables() [L96] EXPR signed_long_int_Array_0[0] [L96] last_1_signed_long_int_Array_0_0_ = signed_long_int_Array_0[0] [L106] RET updateLastVariables() [L107] CALL updateVariables() [L79] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L80] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L80] 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, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [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, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L80] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L81] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L81] 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, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [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, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L81] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L82] float_Array_0[0] = __VERIFIER_nondet_float() [L83] EXPR float_Array_0[0] [L83] EXPR float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L83] EXPR float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F [L83] EXPR float_Array_0[0] [L83] EXPR float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L83] EXPR (float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L83] EXPR (float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L83] CALL assume_abort_if_not((float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [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, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L83] RET assume_abort_if_not((float_Array_0[0] >= 0.0F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L84] float_Array_0[2] = __VERIFIER_nondet_float() [L85] EXPR float_Array_0[2] [L85] EXPR float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L85] EXPR float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F [L85] EXPR float_Array_0[2] [L85] EXPR float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L85] EXPR (float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L85] EXPR (float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+12F && float_Array_0[2] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L85] CALL assume_abort_if_not((float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [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, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L85] RET assume_abort_if_not((float_Array_0[2] >= -461168.6018427382800e+13F && float_Array_0[2] <= -1.0e-20F) || (float_Array_0[2] <= 4611686.018427382800e+12F && float_Array_0[2] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L86] float_Array_0[3] = __VERIFIER_nondet_float() [L87] EXPR float_Array_0[3] [L87] EXPR float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L87] EXPR float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F [L87] EXPR float_Array_0[3] [L87] EXPR float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L87] EXPR (float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 4611686.018427382800e+12F && float_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L87] EXPR (float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 4611686.018427382800e+12F && float_Array_0[3] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L87] CALL assume_abort_if_not((float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 4611686.018427382800e+12F && float_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [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, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L87] RET assume_abort_if_not((float_Array_0[3] >= 0.0F && float_Array_0[3] <= -1.0e-20F) || (float_Array_0[3] <= 4611686.018427382800e+12F && float_Array_0[3] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L88] signed_short_int_Array_0[0] = __VERIFIER_nondet_short() [L89] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L89] CALL assume_abort_if_not(signed_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [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, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L89] RET assume_abort_if_not(signed_short_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L90] EXPR signed_short_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L90] CALL assume_abort_if_not(signed_short_int_Array_0[0] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [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, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L90] RET assume_abort_if_not(signed_short_int_Array_0[0] <= 16383) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L91] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L92] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L92] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, \old(cond)=1, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [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, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L92] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L93] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L93] CALL assume_abort_if_not(unsigned_char_Array_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, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [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, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L93] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L107] RET updateVariables() [L108] CALL step() [L53] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L53] COND FALSE !((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) [L56] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L56] (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) [L57] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L57] unsigned char stepLocal_1 = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)); [L58] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L58] COND TRUE ! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) [L59] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L59] (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) = (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) [L67] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar3_Pointer) [L67] (*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) = (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) [L68] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L68] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L68] EXPR (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, stepLocal_1=200, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L68] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer) [L68] signed long int stepLocal_0 = ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)); [L69] COND FALSE !(stepLocal_0 < -1) [L72] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L72] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L72] (*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) = (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) [L74] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L74] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L74] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L74] EXPR \read(*signed_long_int_Array_0_arraysigned_long_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L74] EXPR (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, stepLocal_1=200, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L74] EXPR (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, stepLocal_1=200, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L74] COND FALSE !((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) [L108] RET step() [L109] CALL, EXPR property() [L99] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L99] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR \read(*signed_long_int_Array_0_arraysigned_long_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR ((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))) [L99] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer) [L99] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L99] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L99] EXPR ((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR (((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR (((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1) [L99] EXPR \read(*signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1 [L99] EXPR ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR (((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR ((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1)) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR ((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1)) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1) [L99] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L99] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L99] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L99] EXPR \read(*signed_long_int_Array_0_arraysigned_long_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1 [L99] EXPR ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR ((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1)) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1)) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1)) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_long_int_Array_0_arraysigned_long_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1)) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1)) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)))))) [L99] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) [L99] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L99] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L99] EXPR (! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_long_int_Array_0_arraysigned_long_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR (((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1)) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1)) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_long_int_Array_0_arraysigned_long_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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR ((((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1)) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1)) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR ((((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1)) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1)) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)))) [L99] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar4_Pointer) [L99] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar3_Pointer) [L99] EXPR ((((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1)) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1)) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR (((((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1)) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1)) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))))) && ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99] EXPR (((((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1)) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1)) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))))) && ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L99-L100] return (((((((((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) ^ (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) + (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))) < -1) ? ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) 8)) : ((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer)) == ((signed short int) (128 - ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))))))) && (((*(signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer)) < last_1_signed_long_int_Array_0_0_) ? ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 1))) : 1)) && (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) < ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) & ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) | (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) < 0 ) ? -((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))) : ((*(float_Array_0_arrayfloat_Array_0arrayVar2_Pointer)) + ((*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer)) - (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)))))))) : 1)) && ((! (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) > ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) + (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ? ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer))))))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar4_Pointer)) == ((float) (*(float_Array_0_arrayfloat_Array_0arrayVar3_Pointer))))) && ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer)) == ((signed long int) (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) ; [L109] RET, EXPR property() [L109] 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}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, float_Array_0_arrayfloat_Array_0arrayVar2_Pointer={5:8}, float_Array_0_arrayfloat_Array_0arrayVar3_Pointer={5:12}, float_Array_0_arrayfloat_Array_0arrayVar4_Pointer={5:16}, isInitial=1, last_1_signed_long_int_Array_0_0_=-8, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var1_Pointer={6:4}, signed_short_int_Array_0={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var0_Pointer={7:0}, signed_short_int_Array_0_arraysigned_short_int_Array_0Var1_Pointer={7:2}, unsigned_char_Array_0={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={8:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={8:1}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 107 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 59.1s, OverallIterations: 38, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 28.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12335 SdHoareTripleChecker+Valid, 17.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12335 mSDsluCounter, 50486 SdHoareTripleChecker+Invalid, 14.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 42125 mSDsCounter, 1193 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15064 IncrementalHoareTripleChecker+Invalid, 16257 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1193 mSolverCounterUnsat, 8361 mSDtfsCounter, 15064 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1051 GetRequests, 593 SyntacticMatches, 1 SemanticMatches, 457 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 887 ImplicationChecksByTransitivity, 7.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5687occurred in iteration=32, InterpolantAutomatonStates: 367, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.6s AutomataMinimizationTime, 37 MinimizatonAttempts, 22729 StatesRemovedByMinimization, 33 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 19.9s InterpolantComputationTime, 4261 NumberOfCodeBlocks, 4261 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 4211 ConstructedInterpolants, 0 QuantifiedInterpolants, 13779 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1709 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 42 InterpolantComputations, 36 PerfectInterpolantSequences, 5877/6048 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 02:59:33,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-33.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c10bc5269f02c9aa2d06430e1ef937fd31a71806b45a94b23810b1c4353f541d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:59:36,816 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:59:36,982 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 02:59:36,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:59:36,990 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:59:37,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:59:37,041 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:59:37,041 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:59:37,042 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:59:37,042 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:59:37,043 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:59:37,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:59:37,044 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:59:37,045 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:59:37,045 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:59:37,045 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:59:37,045 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:59:37,047 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:59:37,047 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:59:37,047 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:59:37,047 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:59:37,047 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:59:37,048 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:59:37,048 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:59:37,048 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:59:37,048 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:59:37,048 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:59:37,048 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:59:37,048 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:59:37,049 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:59:37,049 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:59:37,049 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:59:37,049 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:59:37,049 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:59:37,049 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:59:37,049 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:59:37,049 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:59:37,049 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:59:37,050 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:59:37,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:59:37,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:59:37,050 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:59:37,050 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:59:37,050 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:59:37,050 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:59:37,050 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:59:37,050 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:59:37,050 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:59:37,050 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:59:37,051 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:59:37,051 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_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c10bc5269f02c9aa2d06430e1ef937fd31a71806b45a94b23810b1c4353f541d [2024-11-28 02:59:37,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:59:37,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:59:37,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:59:37,567 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:59:37,569 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:59:37,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-33.i [2024-11-28 02:59:41,517 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/data/697357e43/7e0d0fae5dbb42fcb2cd287fe6806e67/FLAG2b5f54ef4 [2024-11-28 02:59:41,851 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:59:41,852 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-33.i [2024-11-28 02:59:41,866 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/data/697357e43/7e0d0fae5dbb42fcb2cd287fe6806e67/FLAG2b5f54ef4 [2024-11-28 02:59:41,896 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/data/697357e43/7e0d0fae5dbb42fcb2cd287fe6806e67 [2024-11-28 02:59:41,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:59:41,905 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:59:41,908 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:59:41,908 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:59:41,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:59:41,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:41" (1/1) ... [2024-11-28 02:59:41,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e6a774e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:41, skipping insertion in model container [2024-11-28 02:59:41,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:41" (1/1) ... [2024-11-28 02:59:41,953 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:59:42,168 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_20bb7969-367f-47e5-84ac-d2fd2a532133/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-33.i[917,930] [2024-11-28 02:59:42,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:59:42,317 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:59:42,334 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_20bb7969-367f-47e5-84ac-d2fd2a532133/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-33.i[917,930] [2024-11-28 02:59:42,418 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:59:42,459 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:59:42,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42 WrapperNode [2024-11-28 02:59:42,462 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:59:42,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:59:42,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:59:42,465 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:59:42,476 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,492 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,537 INFO L138 Inliner]: procedures = 36, calls = 140, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 425 [2024-11-28 02:59:42,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:59:42,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:59:42,538 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:59:42,538 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:59:42,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,560 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,587 INFO L175 MemorySlicer]: Split 115 memory accesses to 6 slices as follows [2, 6, 44, 21, 11, 31]. 38 percent of accesses are in the largest equivalence class. The 14 initializations are split as follows [2, 1, 5, 2, 2, 2]. The 15 writes are split as follows [0, 1, 5, 4, 3, 2]. [2024-11-28 02:59:42,587 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,587 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,612 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,614 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,619 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,626 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,641 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:59:42,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:59:42,642 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:59:42,642 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:59:42,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:59:42,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:59:42,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:59:42,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:59:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:59:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-28 02:59:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-28 02:59:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-28 02:59:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-28 02:59:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-28 02:59:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-28 02:59:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-28 02:59:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-28 02:59:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-28 02:59:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-28 02:59:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-28 02:59:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-28 02:59:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 02:59:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 02:59:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-28 02:59:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-28 02:59:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-28 02:59:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-28 02:59:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-28 02:59:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-28 02:59:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-28 02:59:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-28 02:59:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-28 02:59:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-28 02:59:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-28 02:59:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-28 02:59:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-11-28 02:59:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-11-28 02:59:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-11-28 02:59:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-11-28 02:59:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-28 02:59:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-28 02:59:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-28 02:59:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-28 02:59:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-28 02:59:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-28 02:59:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-28 02:59:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-28 02:59:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-28 02:59:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-28 02:59:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-28 02:59:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-28 02:59:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-28 02:59:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-28 02:59:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-11-28 02:59:42,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-11-28 02:59:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-11-28 02:59:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-11-28 02:59:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-11-28 02:59:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-11-28 02:59:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-11-28 02:59:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-11-28 02:59:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-11-28 02:59:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-11-28 02:59:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:59:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:59:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:59:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:59:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-28 02:59:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-28 02:59:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-28 02:59:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-28 02:59:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-28 02:59:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-28 02:59:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-28 02:59:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-28 02:59:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-28 02:59:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-28 02:59:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-28 02:59:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-28 02:59:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-28 02:59:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-28 02:59:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-28 02:59:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-28 02:59:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-28 02:59:42,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-28 02:59:43,045 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:59:43,048 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:59:49,186 INFO L? ?]: Removed 111 outVars from TransFormulas that were not future-live. [2024-11-28 02:59:49,186 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:59:49,199 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:59:49,199 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:59:49,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:49 BoogieIcfgContainer [2024-11-28 02:59:49,200 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:59:49,203 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:59:49,203 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:59:49,209 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:59:49,209 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:59:41" (1/3) ... [2024-11-28 02:59:49,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42d0e2e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:59:49, skipping insertion in model container [2024-11-28 02:59:49,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42" (2/3) ... [2024-11-28 02:59:49,211 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42d0e2e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:59:49, skipping insertion in model container [2024-11-28 02:59:49,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:59:49" (3/3) ... [2024-11-28 02:59:49,212 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-33.i [2024-11-28 02:59:49,227 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:59:49,228 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-33.i that has 2 procedures, 85 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:59:49,291 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:59:49,306 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;@b187d01, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:59:49,306 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:59:49,311 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 73 states have (on average 1.4246575342465753) internal successors, (104), 74 states have internal predecessors, (104), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 02:59:49,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 02:59:49,323 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:49,324 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:49,325 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:49,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:49,333 INFO L85 PathProgramCache]: Analyzing trace with hash -438849264, now seen corresponding path program 1 times [2024-11-28 02:59:49,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:59:49,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1514576178] [2024-11-28 02:59:49,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:49,356 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 [2024-11-28 02:59:49,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:59:49,363 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:59:49,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 02:59:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:49,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:59:49,898 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:59:49,937 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-28 02:59:49,937 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:59:49,938 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:59:49,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1514576178] [2024-11-28 02:59:49,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1514576178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:49,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:49,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:59:49,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499583081] [2024-11-28 02:59:49,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:49,946 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:59:49,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:59:49,969 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:59:49,970 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:59:49,973 INFO L87 Difference]: Start difference. First operand has 85 states, 73 states have (on average 1.4246575342465753) internal successors, (104), 74 states have internal predecessors, (104), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 02:59:50,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:50,003 INFO L93 Difference]: Finished difference Result 163 states and 247 transitions. [2024-11-28 02:59:50,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:59:50,005 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 92 [2024-11-28 02:59:50,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:50,011 INFO L225 Difference]: With dead ends: 163 [2024-11-28 02:59:50,012 INFO L226 Difference]: Without dead ends: 81 [2024-11-28 02:59:50,015 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:59:50,018 INFO L435 NwaCegarLoop]: 115 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, 115 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:50,019 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:59:50,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-11-28 02:59:50,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2024-11-28 02:59:50,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 70 states have (on average 1.3857142857142857) internal successors, (97), 70 states have internal predecessors, (97), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 02:59:50,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 115 transitions. [2024-11-28 02:59:50,067 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 115 transitions. Word has length 92 [2024-11-28 02:59:50,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:50,071 INFO L471 AbstractCegarLoop]: Abstraction has 81 states and 115 transitions. [2024-11-28 02:59:50,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 02:59:50,071 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 115 transitions. [2024-11-28 02:59:50,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 02:59:50,078 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:50,079 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:50,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Forceful destruction successful, exit code 0 [2024-11-28 02:59:50,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:59:50,280 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:50,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:50,281 INFO L85 PathProgramCache]: Analyzing trace with hash 594287498, now seen corresponding path program 1 times [2024-11-28 02:59:50,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:59:50,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1041319596] [2024-11-28 02:59:50,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:50,283 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:59:50,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:59:50,285 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:59:50,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 02:59:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:50,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 02:59:50,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:59:50,808 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-28 02:59:50,808 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:59:50,809 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:59:50,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1041319596] [2024-11-28 02:59:50,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1041319596] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:50,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:59:50,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:59:50,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616695387] [2024-11-28 02:59:50,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:50,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:59:50,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:59:50,812 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:59:50,812 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:59:50,813 INFO L87 Difference]: Start difference. First operand 81 states and 115 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 02:59:50,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:50,901 INFO L93 Difference]: Finished difference Result 161 states and 230 transitions. [2024-11-28 02:59:50,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:59:50,902 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 92 [2024-11-28 02:59:50,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:50,903 INFO L225 Difference]: With dead ends: 161 [2024-11-28 02:59:50,903 INFO L226 Difference]: Without dead ends: 83 [2024-11-28 02:59:50,904 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:59:50,905 INFO L435 NwaCegarLoop]: 113 mSDtfsCounter, 0 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:50,906 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 328 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:59:50,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-28 02:59:50,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-28 02:59:50,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 72 states have (on average 1.375) internal successors, (99), 72 states have internal predecessors, (99), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 02:59:50,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 117 transitions. [2024-11-28 02:59:50,917 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 117 transitions. Word has length 92 [2024-11-28 02:59:50,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:50,918 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 117 transitions. [2024-11-28 02:59:50,919 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 02:59:50,919 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 117 transitions. [2024-11-28 02:59:50,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 02:59:50,921 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:50,921 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:50,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-28 02:59:51,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:59:51,122 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:51,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:51,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1139816952, now seen corresponding path program 1 times [2024-11-28 02:59:51,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:59:51,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2022607501] [2024-11-28 02:59:51,124 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:51,124 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:59:51,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:59:51,130 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:59:51,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-28 02:59:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:51,642 INFO L256 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 02:59:51,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:59:53,469 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-28 02:59:54,176 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 3 proven. 89 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-28 02:59:54,177 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:59:54,744 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 02:59:54,745 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 21 treesize of output 24 [2024-11-28 02:59:55,048 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:59:55,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2022607501] [2024-11-28 02:59:55,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2022607501] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:59:55,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1182573800] [2024-11-28 02:59:55,049 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:55,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 02:59:55,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 02:59:55,055 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 02:59:55,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-28 02:59:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:55,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 02:59:55,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:59:55,933 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 02:59:55,933 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:59:55,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1182573800] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:59:55,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:59:55,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 14 [2024-11-28 02:59:55,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637398957] [2024-11-28 02:59:55,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:59:55,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:59:55,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:59:55,935 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:59:55,935 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2024-11-28 02:59:55,937 INFO L87 Difference]: Start difference. First operand 83 states and 117 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:56,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:59:56,118 INFO L93 Difference]: Finished difference Result 170 states and 241 transitions. [2024-11-28 02:59:56,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:59:56,119 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 92 [2024-11-28 02:59:56,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:59:56,121 INFO L225 Difference]: With dead ends: 170 [2024-11-28 02:59:56,123 INFO L226 Difference]: Without dead ends: 90 [2024-11-28 02:59:56,124 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=57, Invalid=323, Unknown=0, NotChecked=0, Total=380 [2024-11-28 02:59:56,125 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 1 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 519 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:59:56,126 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 519 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 02:59:56,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-28 02:59:56,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 89. [2024-11-28 02:59:56,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 78 states have (on average 1.3461538461538463) internal successors, (105), 78 states have internal predecessors, (105), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 02:59:56,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 123 transitions. [2024-11-28 02:59:56,141 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 123 transitions. Word has length 92 [2024-11-28 02:59:56,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:59:56,142 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 123 transitions. [2024-11-28 02:59:56,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 02:59:56,143 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 123 transitions. [2024-11-28 02:59:56,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 02:59:56,144 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:59:56,145 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:59:56,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-28 02:59:56,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-28 02:59:56,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:59:56,546 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:59:56,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:59:56,547 INFO L85 PathProgramCache]: Analyzing trace with hash 635190410, now seen corresponding path program 1 times [2024-11-28 02:59:56,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:59:56,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1373925862] [2024-11-28 02:59:56,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:59:56,548 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 02:59:56,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 02:59:56,551 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 02:59:56,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-28 02:59:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:59:57,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 02:59:57,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:59:58,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-28 03:00:02,295 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 3 proven. 89 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-28 03:00:02,296 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:00:02,758 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:00:02,759 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 21 treesize of output 24 [2024-11-28 03:00:03,046 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:00:03,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1373925862] [2024-11-28 03:00:03,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1373925862] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:00:03,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1358629345] [2024-11-28 03:00:03,047 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:00:03,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:00:03,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:00:03,051 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:00:03,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-28 03:00:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:00:03,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 03:00:03,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:00:03,844 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:00:03,844 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:00:03,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1358629345] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:00:03,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:00:03,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 15 [2024-11-28 03:00:03,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287877335] [2024-11-28 03:00:03,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:00:03,846 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:00:03,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:00:03,847 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:00:03,848 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=360, Unknown=1, NotChecked=0, Total=420 [2024-11-28 03:00:03,848 INFO L87 Difference]: Start difference. First operand 89 states and 123 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:00:04,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:00:04,014 INFO L93 Difference]: Finished difference Result 178 states and 247 transitions. [2024-11-28 03:00:04,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:00:04,015 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 92 [2024-11-28 03:00:04,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:00:04,016 INFO L225 Difference]: With dead ends: 178 [2024-11-28 03:00:04,017 INFO L226 Difference]: Without dead ends: 92 [2024-11-28 03:00:04,017 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=59, Invalid=360, Unknown=1, NotChecked=0, Total=420 [2024-11-28 03:00:04,018 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 1 mSDsluCounter, 510 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:00:04,019 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 616 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:00:04,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2024-11-28 03:00:04,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 91. [2024-11-28 03:00:04,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 80 states have (on average 1.3375) internal successors, (107), 80 states have internal predecessors, (107), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 03:00:04,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2024-11-28 03:00:04,028 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 92 [2024-11-28 03:00:04,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:00:04,029 INFO L471 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2024-11-28 03:00:04,029 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:00:04,029 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2024-11-28 03:00:04,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 03:00:04,031 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:00:04,031 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:00:04,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-28 03:00:04,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-28 03:00:04,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:00:04,432 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:00:04,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:00:04,433 INFO L85 PathProgramCache]: Analyzing trace with hash 637037452, now seen corresponding path program 1 times [2024-11-28 03:00:04,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:00:04,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [957274115] [2024-11-28 03:00:04,434 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:00:04,434 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:00:04,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:00:04,439 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:00:04,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-28 03:00:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:00:04,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 03:00:04,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:00:06,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-28 03:00:09,821 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 3 proven. 89 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-28 03:00:09,821 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:00:10,227 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:00:10,227 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 21 treesize of output 24 [2024-11-28 03:00:10,469 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:00:10,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [957274115] [2024-11-28 03:00:10,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [957274115] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:00:10,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2069228985] [2024-11-28 03:00:10,470 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:00:10,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:00:10,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:00:10,473 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:00:10,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-28 03:00:11,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:00:11,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 03:00:11,383 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:00:11,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 03:00:11,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2024-11-28 03:00:11,587 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:00:11,587 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:00:11,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2069228985] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:00:11,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:00:11,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 13 [2024-11-28 03:00:11,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427235081] [2024-11-28 03:00:11,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:00:11,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:00:11,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:00:11,589 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:00:11,590 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=286, Unknown=1, NotChecked=0, Total=342 [2024-11-28 03:00:11,590 INFO L87 Difference]: Start difference. First operand 91 states and 125 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:00:11,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:00:11,826 INFO L93 Difference]: Finished difference Result 254 states and 349 transitions. [2024-11-28 03:00:11,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:00:11,827 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 92 [2024-11-28 03:00:11,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:00:11,830 INFO L225 Difference]: With dead ends: 254 [2024-11-28 03:00:11,830 INFO L226 Difference]: Without dead ends: 166 [2024-11-28 03:00:11,831 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=63, Invalid=356, Unknown=1, NotChecked=0, Total=420 [2024-11-28 03:00:11,836 INFO L435 NwaCegarLoop]: 154 mSDtfsCounter, 87 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:00:11,837 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 559 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:00:11,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2024-11-28 03:00:11,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 163. [2024-11-28 03:00:11,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 146 states have (on average 1.3424657534246576) internal successors, (196), 147 states have internal predecessors, (196), 14 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 13 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-28 03:00:11,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 224 transitions. [2024-11-28 03:00:11,855 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 224 transitions. Word has length 92 [2024-11-28 03:00:11,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:00:11,856 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 224 transitions. [2024-11-28 03:00:11,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:00:11,856 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 224 transitions. [2024-11-28 03:00:11,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 03:00:11,858 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:00:11,858 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:00:11,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-28 03:00:12,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-28 03:00:12,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 03:00:12,259 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:00:12,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:00:12,260 INFO L85 PathProgramCache]: Analyzing trace with hash -642826226, now seen corresponding path program 1 times [2024-11-28 03:00:12,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:00:12,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587881091] [2024-11-28 03:00:12,261 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:00:12,261 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:00:12,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:00:12,263 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:00:12,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-28 03:00:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:00:12,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 03:00:12,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:00:13,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-28 03:00:14,145 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 3 proven. 89 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-28 03:00:14,145 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:00:14,531 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:00:14,532 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 21 treesize of output 24 [2024-11-28 03:00:14,740 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:00:14,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587881091] [2024-11-28 03:00:14,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1587881091] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:00:14,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1633494089] [2024-11-28 03:00:14,741 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:00:14,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:00:14,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:00:14,744 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:00:14,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-28 03:00:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:00:15,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-28 03:00:15,693 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:00:17,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 03:00:18,205 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 26 treesize of output 14 [2024-11-28 03:00:18,256 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 3 proven. 89 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-28 03:00:18,257 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:00:18,412 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 31 [2024-11-28 03:00:18,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1633494089] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:00:18,603 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:00:18,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2024-11-28 03:00:18,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003963476] [2024-11-28 03:00:18,604 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:00:18,604 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-28 03:00:18,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:00:18,605 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-28 03:00:18,606 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=418, Unknown=0, NotChecked=0, Total=506 [2024-11-28 03:00:18,606 INFO L87 Difference]: Start difference. First operand 163 states and 224 transitions. Second operand has 17 states, 15 states have (on average 5.933333333333334) internal successors, (89), 14 states have internal predecessors, (89), 6 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 4 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-28 03:00:25,580 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.62s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:00:26,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:00:38,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.95s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:00:38,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:00:38,251 INFO L93 Difference]: Finished difference Result 461 states and 629 transitions. [2024-11-28 03:00:38,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 03:00:38,252 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 5.933333333333334) internal successors, (89), 14 states have internal predecessors, (89), 6 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 4 states have call predecessors, (18), 6 states have call successors, (18) Word has length 92 [2024-11-28 03:00:38,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:00:38,259 INFO L225 Difference]: With dead ends: 461 [2024-11-28 03:00:38,259 INFO L226 Difference]: Without dead ends: 301 [2024-11-28 03:00:38,261 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 259 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 9.9s TimeCoverageRelationStatistics Valid=294, Invalid=896, Unknown=0, NotChecked=0, Total=1190 [2024-11-28 03:00:38,264 INFO L435 NwaCegarLoop]: 91 mSDtfsCounter, 426 mSDsluCounter, 779 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 75 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 426 SdHoareTripleChecker+Valid, 870 SdHoareTripleChecker+Invalid, 318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:00:38,265 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [426 Valid, 870 Invalid, 318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 241 Invalid, 2 Unknown, 0 Unchecked, 11.3s Time] [2024-11-28 03:00:38,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2024-11-28 03:00:38,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 210. [2024-11-28 03:00:38,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 182 states have (on average 1.3241758241758241) internal successors, (241), 183 states have internal predecessors, (241), 23 states have call successors, (23), 4 states have call predecessors, (23), 4 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 03:00:38,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 287 transitions. [2024-11-28 03:00:38,309 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 287 transitions. Word has length 92 [2024-11-28 03:00:38,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:00:38,309 INFO L471 AbstractCegarLoop]: Abstraction has 210 states and 287 transitions. [2024-11-28 03:00:38,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 5.933333333333334) internal successors, (89), 14 states have internal predecessors, (89), 6 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 4 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-28 03:00:38,310 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 287 transitions. [2024-11-28 03:00:38,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 03:00:38,311 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:00:38,312 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:00:38,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-11-28 03:00:38,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-28 03:00:38,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 03:00:38,713 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:00:38,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:00:38,713 INFO L85 PathProgramCache]: Analyzing trace with hash 1846702736, now seen corresponding path program 1 times [2024-11-28 03:00:38,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:00:38,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1037438427] [2024-11-28 03:00:38,714 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:00:38,714 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:00:38,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:00:38,716 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:00:38,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-28 03:00:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:00:39,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:00:39,063 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:00:39,230 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 41 [2024-11-28 03:00:39,272 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-28 03:00:39,272 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:00:39,273 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:00:39,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1037438427] [2024-11-28 03:00:39,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1037438427] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:00:39,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:00:39,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:00:39,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995494044] [2024-11-28 03:00:39,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:00:39,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:00:39,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:00:39,275 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:00:39,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:00:39,276 INFO L87 Difference]: Start difference. First operand 210 states and 287 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:00:41,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:00:42,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:00:43,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:00:45,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:00:45,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:00:45,789 INFO L93 Difference]: Finished difference Result 404 states and 553 transitions. [2024-11-28 03:00:45,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:00:45,790 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 92 [2024-11-28 03:00:45,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:00:45,792 INFO L225 Difference]: With dead ends: 404 [2024-11-28 03:00:45,792 INFO L226 Difference]: Without dead ends: 210 [2024-11-28 03:00:45,793 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:00:45,794 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 101 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 93 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 93 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:00:45,794 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 358 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 93 Invalid, 0 Unknown, 0 Unchecked, 6.4s Time] [2024-11-28 03:00:45,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2024-11-28 03:00:45,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 204. [2024-11-28 03:00:45,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 176 states have (on average 1.3181818181818181) internal successors, (232), 177 states have internal predecessors, (232), 23 states have call successors, (23), 4 states have call predecessors, (23), 4 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 03:00:45,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 278 transitions. [2024-11-28 03:00:45,818 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 278 transitions. Word has length 92 [2024-11-28 03:00:45,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:00:45,819 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 278 transitions. [2024-11-28 03:00:45,819 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:00:45,819 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 278 transitions. [2024-11-28 03:00:45,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-28 03:00:45,821 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:00:45,824 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:00:45,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2024-11-28 03:00:46,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:00:46,025 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:00:46,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:00:46,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1201859496, now seen corresponding path program 1 times [2024-11-28 03:00:46,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:00:46,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [64020809] [2024-11-28 03:00:46,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:00:46,026 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:00:46,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:00:46,028 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:00:46,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2024-11-28 03:00:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:00:46,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 03:00:46,382 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:00:46,578 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 76 treesize of output 40 [2024-11-28 03:00:46,694 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 8 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-28 03:00:46,694 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:00:47,005 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 22 [2024-11-28 03:00:47,024 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-28 03:00:47,024 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:00:47,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [64020809] [2024-11-28 03:00:47,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [64020809] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:00:47,024 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:00:47,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-11-28 03:00:47,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627783776] [2024-11-28 03:00:47,025 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:00:47,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 03:00:47,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:00:47,026 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 03:00:47,026 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:00:47,027 INFO L87 Difference]: Start difference. First operand 204 states and 278 transitions. Second operand has 12 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 12 states have internal predecessors, (74), 4 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-11-28 03:00:49,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:00:51,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:00:52,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:00:54,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:00:54,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:00:54,979 INFO L93 Difference]: Finished difference Result 432 states and 581 transitions. [2024-11-28 03:00:54,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-28 03:00:54,980 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 12 states have internal predecessors, (74), 4 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) Word has length 94 [2024-11-28 03:00:54,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:00:54,982 INFO L225 Difference]: With dead ends: 432 [2024-11-28 03:00:54,982 INFO L226 Difference]: Without dead ends: 210 [2024-11-28 03:00:54,983 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=96, Invalid=366, Unknown=0, NotChecked=0, Total=462 [2024-11-28 03:00:54,984 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 109 mSDsluCounter, 543 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 631 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:00:54,984 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 631 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 7.6s Time] [2024-11-28 03:00:54,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2024-11-28 03:00:55,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 204. [2024-11-28 03:00:55,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 176 states have (on average 1.2840909090909092) internal successors, (226), 177 states have internal predecessors, (226), 23 states have call successors, (23), 4 states have call predecessors, (23), 4 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 03:00:55,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 272 transitions. [2024-11-28 03:00:55,015 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 272 transitions. Word has length 94 [2024-11-28 03:00:55,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:00:55,015 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 272 transitions. [2024-11-28 03:00:55,015 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 12 states have internal predecessors, (74), 4 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-11-28 03:00:55,016 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 272 transitions. [2024-11-28 03:00:55,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-28 03:00:55,018 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:00:55,018 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:00:55,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2024-11-28 03:00:55,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:00:55,219 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:00:55,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:00:55,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1228925098, now seen corresponding path program 1 times [2024-11-28 03:00:55,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:00:55,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [464177823] [2024-11-28 03:00:55,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:00:55,220 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:00:55,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:00:55,222 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:00:55,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2024-11-28 03:00:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:00:55,567 INFO L256 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:00:55,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:00:55,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 41 [2024-11-28 03:00:55,809 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-28 03:00:55,810 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:00:55,810 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:00:55,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [464177823] [2024-11-28 03:00:55,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [464177823] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:00:55,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:00:55,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:00:55,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916505822] [2024-11-28 03:00:55,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:00:55,811 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:00:55,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:00:55,812 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:00:55,812 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:00:55,812 INFO L87 Difference]: Start difference. First operand 204 states and 272 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:00:57,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:00:59,040 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:01:00,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:01:02,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:01:02,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:02,716 INFO L93 Difference]: Finished difference Result 383 states and 509 transitions. [2024-11-28 03:01:02,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:01:02,718 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 94 [2024-11-28 03:01:02,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:02,720 INFO L225 Difference]: With dead ends: 383 [2024-11-28 03:01:02,720 INFO L226 Difference]: Without dead ends: 207 [2024-11-28 03:01:02,721 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:01:02,722 INFO L435 NwaCegarLoop]: 95 mSDtfsCounter, 83 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:02,722 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 343 Invalid, 100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 6.8s Time] [2024-11-28 03:01:02,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2024-11-28 03:01:02,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 204. [2024-11-28 03:01:02,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 176 states have (on average 1.2670454545454546) internal successors, (223), 177 states have internal predecessors, (223), 23 states have call successors, (23), 4 states have call predecessors, (23), 4 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 03:01:02,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 269 transitions. [2024-11-28 03:01:02,744 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 269 transitions. Word has length 94 [2024-11-28 03:01:02,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:02,745 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 269 transitions. [2024-11-28 03:01:02,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:01:02,745 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 269 transitions. [2024-11-28 03:01:02,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-28 03:01:02,746 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:02,747 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:02,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 03:01:02,950 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:02,951 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:02,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:02,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1721451676, now seen corresponding path program 1 times [2024-11-28 03:01:02,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:01:02,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1273829745] [2024-11-28 03:01:02,952 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:02,952 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:02,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:01:02,955 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:01:02,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2024-11-28 03:01:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:03,367 INFO L256 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-28 03:01:03,370 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:01:04,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:01:04,473 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:01:04,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 48 [2024-11-28 03:01:04,537 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-11-28 03:01:04,538 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 41 treesize of output 30 [2024-11-28 03:01:04,642 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-28 03:01:04,642 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:01:05,042 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:01:05,043 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:01:05,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1273829745] [2024-11-28 03:01:05,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1273829745] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 03:01:05,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:01:05,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 14 [2024-11-28 03:01:05,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358970479] [2024-11-28 03:01:05,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:05,043 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:01:05,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:01:05,044 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:01:05,044 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:01:05,044 INFO L87 Difference]: Start difference. First operand 204 states and 269 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:05,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:05,470 INFO L93 Difference]: Finished difference Result 371 states and 487 transitions. [2024-11-28 03:01:05,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:01:05,472 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2024-11-28 03:01:05,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:05,474 INFO L225 Difference]: With dead ends: 371 [2024-11-28 03:01:05,474 INFO L226 Difference]: Without dead ends: 215 [2024-11-28 03:01:05,474 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2024-11-28 03:01:05,475 INFO L435 NwaCegarLoop]: 111 mSDtfsCounter, 162 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:05,475 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 302 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:01:05,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-11-28 03:01:05,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 212. [2024-11-28 03:01:05,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 212 states, 180 states have (on average 1.25) internal successors, (225), 181 states have internal predecessors, (225), 25 states have call successors, (25), 6 states have call predecessors, (25), 6 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:01:05,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 275 transitions. [2024-11-28 03:01:05,495 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 275 transitions. Word has length 96 [2024-11-28 03:01:05,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:05,495 INFO L471 AbstractCegarLoop]: Abstraction has 212 states and 275 transitions. [2024-11-28 03:01:05,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:05,496 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 275 transitions. [2024-11-28 03:01:05,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-28 03:01:05,497 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:05,497 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:05,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Ended with exit code 0 [2024-11-28 03:01:05,697 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:05,698 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:05,698 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:05,698 INFO L85 PathProgramCache]: Analyzing trace with hash 1312371612, now seen corresponding path program 1 times [2024-11-28 03:01:05,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:01:05,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [265037378] [2024-11-28 03:01:05,699 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:05,699 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:05,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:01:05,701 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:01:05,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2024-11-28 03:01:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:06,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-28 03:01:06,150 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:01:06,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:01:07,207 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:01:07,208 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 53 treesize of output 49 [2024-11-28 03:01:07,252 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:01:07,253 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 42 treesize of output 34 [2024-11-28 03:01:07,404 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-28 03:01:07,404 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:01:07,746 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:01:07,746 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:01:07,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [265037378] [2024-11-28 03:01:07,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [265037378] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 03:01:07,747 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:01:07,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 14 [2024-11-28 03:01:07,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667910440] [2024-11-28 03:01:07,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:07,747 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:01:07,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:01:07,748 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:01:07,748 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:01:07,748 INFO L87 Difference]: Start difference. First operand 212 states and 275 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:08,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:08,182 INFO L93 Difference]: Finished difference Result 379 states and 492 transitions. [2024-11-28 03:01:08,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:01:08,183 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2024-11-28 03:01:08,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:08,186 INFO L225 Difference]: With dead ends: 379 [2024-11-28 03:01:08,186 INFO L226 Difference]: Without dead ends: 219 [2024-11-28 03:01:08,187 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2024-11-28 03:01:08,187 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 87 mSDsluCounter, 340 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:08,188 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 511 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:01:08,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2024-11-28 03:01:08,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 216. [2024-11-28 03:01:08,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 183 states have (on average 1.2404371584699454) internal successors, (227), 184 states have internal predecessors, (227), 25 states have call successors, (25), 7 states have call predecessors, (25), 7 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-28 03:01:08,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 277 transitions. [2024-11-28 03:01:08,213 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 277 transitions. Word has length 96 [2024-11-28 03:01:08,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:08,213 INFO L471 AbstractCegarLoop]: Abstraction has 216 states and 277 transitions. [2024-11-28 03:01:08,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:08,214 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 277 transitions. [2024-11-28 03:01:08,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-28 03:01:08,215 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:08,215 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:08,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2024-11-28 03:01:08,416 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:08,416 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:08,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:08,416 INFO L85 PathProgramCache]: Analyzing trace with hash 32507934, now seen corresponding path program 1 times [2024-11-28 03:01:08,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:01:08,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1362509439] [2024-11-28 03:01:08,417 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:08,417 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:08,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:01:08,419 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:01:08,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2024-11-28 03:01:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:08,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 03:01:08,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:01:08,807 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 24 treesize of output 20 [2024-11-28 03:01:08,865 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 75 treesize of output 63 [2024-11-28 03:01:08,870 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 63 treesize of output 51 [2024-11-28 03:01:08,906 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:01:08,906 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:01:08,906 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:01:08,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1362509439] [2024-11-28 03:01:08,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1362509439] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:08,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:08,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:01:08,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905038518] [2024-11-28 03:01:08,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:08,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:01:08,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:01:08,908 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:01:08,908 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:08,908 INFO L87 Difference]: Start difference. First operand 216 states and 277 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:09,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:09,258 INFO L93 Difference]: Finished difference Result 384 states and 493 transitions. [2024-11-28 03:01:09,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:01:09,260 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2024-11-28 03:01:09,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:09,261 INFO L225 Difference]: With dead ends: 384 [2024-11-28 03:01:09,261 INFO L226 Difference]: Without dead ends: 220 [2024-11-28 03:01:09,262 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:01:09,262 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 79 mSDsluCounter, 427 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 607 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:09,262 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 607 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:01:09,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2024-11-28 03:01:09,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 150. [2024-11-28 03:01:09,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 150 states, 125 states have (on average 1.224) internal successors, (153), 125 states have internal predecessors, (153), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:01:09,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 189 transitions. [2024-11-28 03:01:09,287 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 189 transitions. Word has length 96 [2024-11-28 03:01:09,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:09,287 INFO L471 AbstractCegarLoop]: Abstraction has 150 states and 189 transitions. [2024-11-28 03:01:09,287 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:09,288 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 189 transitions. [2024-11-28 03:01:09,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 03:01:09,289 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:09,289 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:09,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (17)] Ended with exit code 0 [2024-11-28 03:01:09,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:09,489 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:09,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:09,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1606203435, now seen corresponding path program 1 times [2024-11-28 03:01:09,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:01:09,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1007395237] [2024-11-28 03:01:09,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:09,490 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:09,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:01:09,493 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:01:09,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2024-11-28 03:01:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:09,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 03:01:09,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:01:10,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:01:11,040 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 31 treesize of output 30 [2024-11-28 03:01:11,157 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:01:11,158 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 48 treesize of output 48 [2024-11-28 03:01:11,172 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:01:11,172 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 36 treesize of output 20 [2024-11-28 03:01:11,215 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:01:11,216 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:01:11,216 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:01:11,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1007395237] [2024-11-28 03:01:11,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1007395237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:11,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:11,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:01:11,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706053562] [2024-11-28 03:01:11,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:11,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:01:11,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:01:11,218 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:01:11,218 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:01:11,219 INFO L87 Difference]: Start difference. First operand 150 states and 189 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:11,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:11,782 INFO L93 Difference]: Finished difference Result 242 states and 307 transitions. [2024-11-28 03:01:11,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:01:11,782 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 98 [2024-11-28 03:01:11,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:11,784 INFO L225 Difference]: With dead ends: 242 [2024-11-28 03:01:11,784 INFO L226 Difference]: Without dead ends: 144 [2024-11-28 03:01:11,784 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:01:11,785 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 147 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:11,785 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 339 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 03:01:11,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-11-28 03:01:11,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2024-11-28 03:01:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 119 states have (on average 1.2100840336134453) internal successors, (144), 119 states have internal predecessors, (144), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:01:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 180 transitions. [2024-11-28 03:01:11,807 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 180 transitions. Word has length 98 [2024-11-28 03:01:11,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:11,807 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 180 transitions. [2024-11-28 03:01:11,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:11,808 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 180 transitions. [2024-11-28 03:01:11,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 03:01:11,808 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:11,808 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:11,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Ended with exit code 0 [2024-11-28 03:01:12,009 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:12,009 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:12,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:12,009 INFO L85 PathProgramCache]: Analyzing trace with hash 1523117785, now seen corresponding path program 1 times [2024-11-28 03:01:12,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:01:12,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1404199005] [2024-11-28 03:01:12,010 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:12,010 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:12,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:01:12,012 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:01:12,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2024-11-28 03:01:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:12,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-28 03:01:12,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:01:15,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-28 03:01:15,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-28 03:01:19,240 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 3 proven. 89 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-28 03:01:19,240 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:01:19,564 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:01:19,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1404199005] [2024-11-28 03:01:19,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1404199005] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:01:19,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [886725438] [2024-11-28 03:01:19,564 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:19,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:01:19,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:01:19,569 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:01:19,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-28 03:01:20,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:20,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 03:01:20,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:01:22,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 03:01:25,013 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 33 treesize of output 17 [2024-11-28 03:01:25,238 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 26 treesize of output 14 [2024-11-28 03:01:25,289 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 3 proven. 89 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-28 03:01:25,289 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:01:25,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [886725438] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:01:25,519 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:01:25,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2024-11-28 03:01:25,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021381505] [2024-11-28 03:01:25,519 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:01:25,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-28 03:01:25,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:01:25,520 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-28 03:01:25,521 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=388, Unknown=0, NotChecked=0, Total=462 [2024-11-28 03:01:25,521 INFO L87 Difference]: Start difference. First operand 144 states and 180 transitions. Second operand has 19 states, 17 states have (on average 6.470588235294118) internal successors, (110), 16 states have internal predecessors, (110), 6 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 4 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-28 03:01:27,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:01:32,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:01:34,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-28 03:01:34,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:34,702 INFO L93 Difference]: Finished difference Result 284 states and 358 transitions. [2024-11-28 03:01:34,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 03:01:34,703 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 6.470588235294118) internal successors, (110), 16 states have internal predecessors, (110), 6 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 4 states have call predecessors, (18), 6 states have call successors, (18) Word has length 98 [2024-11-28 03:01:34,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:34,706 INFO L225 Difference]: With dead ends: 284 [2024-11-28 03:01:34,706 INFO L226 Difference]: Without dead ends: 192 [2024-11-28 03:01:34,707 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 261 GetRequests, 228 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=243, Invalid=813, Unknown=0, NotChecked=0, Total=1056 [2024-11-28 03:01:34,707 INFO L435 NwaCegarLoop]: 87 mSDtfsCounter, 246 mSDsluCounter, 1178 mSDsCounter, 0 mSdLazyCounter, 327 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 1265 SdHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:34,708 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 1265 Invalid, 382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 327 Invalid, 0 Unknown, 0 Unchecked, 7.7s Time] [2024-11-28 03:01:34,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-11-28 03:01:34,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 158. [2024-11-28 03:01:34,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 133 states have (on average 1.218045112781955) internal successors, (162), 133 states have internal predecessors, (162), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:01:34,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 198 transitions. [2024-11-28 03:01:34,741 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 198 transitions. Word has length 98 [2024-11-28 03:01:34,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:34,742 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 198 transitions. [2024-11-28 03:01:34,742 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 6.470588235294118) internal successors, (110), 16 states have internal predecessors, (110), 6 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 4 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-28 03:01:34,742 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 198 transitions. [2024-11-28 03:01:34,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 03:01:34,744 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:34,744 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:34,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Ended with exit code 0 [2024-11-28 03:01:34,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-28 03:01:35,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 03:01:35,145 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:35,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:35,146 INFO L85 PathProgramCache]: Analyzing trace with hash 512000535, now seen corresponding path program 1 times [2024-11-28 03:01:35,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:01:35,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [160709250] [2024-11-28 03:01:35,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:35,146 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:35,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:01:35,148 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:01:35,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2024-11-28 03:01:35,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:35,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 03:01:35,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:01:35,540 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:01:35,540 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:01:35,540 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:01:35,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [160709250] [2024-11-28 03:01:35,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [160709250] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:35,540 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:35,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:01:35,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005488045] [2024-11-28 03:01:35,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:35,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:01:35,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:01:35,541 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:01:35,541 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:35,541 INFO L87 Difference]: Start difference. First operand 158 states and 198 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:35,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:35,645 INFO L93 Difference]: Finished difference Result 253 states and 319 transitions. [2024-11-28 03:01:35,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:01:35,646 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 98 [2024-11-28 03:01:35,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:35,650 INFO L225 Difference]: With dead ends: 253 [2024-11-28 03:01:35,650 INFO L226 Difference]: Without dead ends: 161 [2024-11-28 03:01:35,651 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:35,652 INFO L435 NwaCegarLoop]: 105 mSDtfsCounter, 0 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:35,652 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 404 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:01:35,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-28 03:01:35,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2024-11-28 03:01:35,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 136 states have (on average 1.213235294117647) internal successors, (165), 136 states have internal predecessors, (165), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:01:35,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 201 transitions. [2024-11-28 03:01:35,698 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 201 transitions. Word has length 98 [2024-11-28 03:01:35,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:35,698 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 201 transitions. [2024-11-28 03:01:35,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:35,699 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 201 transitions. [2024-11-28 03:01:35,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-11-28 03:01:35,700 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:35,700 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:35,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Forceful destruction successful, exit code 0 [2024-11-28 03:01:35,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:35,901 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:35,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:35,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1426042775, now seen corresponding path program 1 times [2024-11-28 03:01:35,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:01:35,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [452672018] [2024-11-28 03:01:35,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:35,903 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:35,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:01:35,905 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:01:35,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2024-11-28 03:01:36,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:36,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 03:01:36,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:01:36,476 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:01:36,477 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:01:36,477 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:01:36,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [452672018] [2024-11-28 03:01:36,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [452672018] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:36,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:01:36,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:01:36,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054364127] [2024-11-28 03:01:36,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:36,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:01:36,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:01:36,478 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:01:36,478 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:36,478 INFO L87 Difference]: Start difference. First operand 161 states and 201 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:36,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:36,574 INFO L93 Difference]: Finished difference Result 259 states and 325 transitions. [2024-11-28 03:01:36,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:01:36,574 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 100 [2024-11-28 03:01:36,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:36,576 INFO L225 Difference]: With dead ends: 259 [2024-11-28 03:01:36,576 INFO L226 Difference]: Without dead ends: 164 [2024-11-28 03:01:36,577 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:01:36,578 INFO L435 NwaCegarLoop]: 105 mSDtfsCounter, 0 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:36,578 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 403 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:01:36,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-28 03:01:36,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2024-11-28 03:01:36,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 139 states have (on average 1.20863309352518) internal successors, (168), 139 states have internal predecessors, (168), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:01:36,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 204 transitions. [2024-11-28 03:01:36,608 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 204 transitions. Word has length 100 [2024-11-28 03:01:36,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:36,608 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 204 transitions. [2024-11-28 03:01:36,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 5 states have internal predecessors, (58), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:36,609 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 204 transitions. [2024-11-28 03:01:36,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-28 03:01:36,609 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:36,610 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:36,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (22)] Ended with exit code 0 [2024-11-28 03:01:36,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:36,810 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:36,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:36,811 INFO L85 PathProgramCache]: Analyzing trace with hash 1470374144, now seen corresponding path program 1 times [2024-11-28 03:01:36,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:01:36,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1263710102] [2024-11-28 03:01:36,811 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:36,811 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:36,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:01:36,816 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:01:36,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2024-11-28 03:01:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:37,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-28 03:01:37,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:01:39,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2024-11-28 03:01:40,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:01:40,668 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 31 treesize of output 30 [2024-11-28 03:01:41,631 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-28 03:01:41,631 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:01:42,141 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:01:42,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1263710102] [2024-11-28 03:01:42,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1263710102] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:01:42,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1432875142] [2024-11-28 03:01:42,142 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:42,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:01:42,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:01:42,144 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:01:42,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-28 03:01:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:43,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-28 03:01:43,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:01:45,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:01:45,153 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 31 treesize of output 30 [2024-11-28 03:01:45,755 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:01:45,755 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:01:45,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1432875142] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:01:45,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:01:45,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 11 [2024-11-28 03:01:45,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948032665] [2024-11-28 03:01:45,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:01:45,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 03:01:45,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:01:45,756 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 03:01:45,756 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2024-11-28 03:01:45,757 INFO L87 Difference]: Start difference. First operand 164 states and 204 transitions. Second operand has 8 states, 8 states have (on average 7.5) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:46,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:01:46,643 INFO L93 Difference]: Finished difference Result 169 states and 209 transitions. [2024-11-28 03:01:46,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 03:01:46,644 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 102 [2024-11-28 03:01:46,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:01:46,646 INFO L225 Difference]: With dead ends: 169 [2024-11-28 03:01:46,646 INFO L226 Difference]: Without dead ends: 167 [2024-11-28 03:01:46,646 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=87, Invalid=333, Unknown=0, NotChecked=0, Total=420 [2024-11-28 03:01:46,647 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 198 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 594 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:01:46,647 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 594 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 03:01:46,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2024-11-28 03:01:46,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 167. [2024-11-28 03:01:46,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 142 states have (on average 1.204225352112676) internal successors, (171), 142 states have internal predecessors, (171), 18 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:01:46,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 207 transitions. [2024-11-28 03:01:46,679 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 207 transitions. Word has length 102 [2024-11-28 03:01:46,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:01:46,680 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 207 transitions. [2024-11-28 03:01:46,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:01:46,680 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 207 transitions. [2024-11-28 03:01:46,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-28 03:01:46,681 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:01:46,681 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:01:46,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-28 03:01:46,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2024-11-28 03:01:47,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:47,082 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:01:47,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:01:47,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1472221186, now seen corresponding path program 1 times [2024-11-28 03:01:47,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:01:47,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1990961804] [2024-11-28 03:01:47,083 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:47,083 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:01:47,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:01:47,085 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:01:47,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2024-11-28 03:01:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:47,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-28 03:01:47,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:01:50,922 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 101 treesize of output 57 [2024-11-28 03:01:51,771 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:01:51,772 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 171 treesize of output 75 [2024-11-28 03:01:51,893 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 4 proven. 92 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-28 03:01:51,893 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:01:53,195 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:01:53,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1990961804] [2024-11-28 03:01:53,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1990961804] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:01:53,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1307041517] [2024-11-28 03:01:53,195 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:01:53,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:01:53,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:01:53,197 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:01:53,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-28 03:01:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:01:54,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-28 03:01:54,809 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:01:56,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 03:01:59,391 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 101 treesize of output 57 [2024-11-28 03:02:00,371 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 75 [2024-11-28 03:02:00,400 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 4 proven. 92 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-28 03:02:00,400 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:02:01,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1307041517] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:02:01,557 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:02:01,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 25 [2024-11-28 03:02:01,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956867173] [2024-11-28 03:02:01,557 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:02:01,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-11-28 03:02:01,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:01,558 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-28 03:02:01,559 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=638, Unknown=0, NotChecked=0, Total=756 [2024-11-28 03:02:01,559 INFO L87 Difference]: Start difference. First operand 167 states and 207 transitions. Second operand has 26 states, 24 states have (on average 5.25) internal successors, (126), 23 states have internal predecessors, (126), 6 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 4 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-28 03:02:06,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:07,865 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:10,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:11,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:13,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:15,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:18,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:20,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:21,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:24,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:26,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:28,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:29,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:29,275 INFO L93 Difference]: Finished difference Result 562 states and 685 transitions. [2024-11-28 03:02:29,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-28 03:02:29,276 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 24 states have (on average 5.25) internal successors, (126), 23 states have internal predecessors, (126), 6 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 4 states have call predecessors, (18), 6 states have call successors, (18) Word has length 102 [2024-11-28 03:02:29,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:29,280 INFO L225 Difference]: With dead ends: 562 [2024-11-28 03:02:29,280 INFO L226 Difference]: Without dead ends: 461 [2024-11-28 03:02:29,281 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 237 SyntacticMatches, 3 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 451 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=378, Invalid=1514, Unknown=0, NotChecked=0, Total=1892 [2024-11-28 03:02:29,282 INFO L435 NwaCegarLoop]: 86 mSDtfsCounter, 810 mSDsluCounter, 939 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 810 SdHoareTripleChecker+Valid, 1025 SdHoareTripleChecker+Invalid, 1016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:29,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [810 Valid, 1025 Invalid, 1016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 864 Invalid, 0 Unknown, 0 Unchecked, 25.6s Time] [2024-11-28 03:02:29,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2024-11-28 03:02:29,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 310. [2024-11-28 03:02:29,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 263 states have (on average 1.1901140684410647) internal successors, (313), 264 states have internal predecessors, (313), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 03:02:29,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 377 transitions. [2024-11-28 03:02:29,351 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 377 transitions. Word has length 102 [2024-11-28 03:02:29,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:29,351 INFO L471 AbstractCegarLoop]: Abstraction has 310 states and 377 transitions. [2024-11-28 03:02:29,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 24 states have (on average 5.25) internal successors, (126), 23 states have internal predecessors, (126), 6 states have call successors, (18), 6 states have call predecessors, (18), 6 states have return successors, (18), 4 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-28 03:02:29,352 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 377 transitions. [2024-11-28 03:02:29,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-28 03:02:29,353 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:29,353 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:29,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-28 03:02:29,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Ended with exit code 0 [2024-11-28 03:02:29,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:29,754 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:29,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:29,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1047738748, now seen corresponding path program 1 times [2024-11-28 03:02:29,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:29,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2027885419] [2024-11-28 03:02:29,755 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:29,755 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:29,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:29,758 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:29,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2024-11-28 03:02:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:30,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 03:02:30,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:30,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:02:30,865 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-28 03:02:30,865 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:02:31,045 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:02:31,046 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:31,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2027885419] [2024-11-28 03:02:31,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2027885419] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 03:02:31,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:02:31,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 8 [2024-11-28 03:02:31,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013922334] [2024-11-28 03:02:31,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:31,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:31,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:31,047 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:31,047 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:02:31,047 INFO L87 Difference]: Start difference. First operand 310 states and 377 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:02:31,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:31,490 INFO L93 Difference]: Finished difference Result 710 states and 868 transitions. [2024-11-28 03:02:31,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:02:31,491 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 102 [2024-11-28 03:02:31,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:31,492 INFO L225 Difference]: With dead ends: 710 [2024-11-28 03:02:31,493 INFO L226 Difference]: Without dead ends: 510 [2024-11-28 03:02:31,493 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-28 03:02:31,494 INFO L435 NwaCegarLoop]: 137 mSDtfsCounter, 77 mSDsluCounter, 485 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 622 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:31,494 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 622 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:02:31,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2024-11-28 03:02:31,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 388. [2024-11-28 03:02:31,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 388 states, 341 states have (on average 1.1994134897360704) internal successors, (409), 342 states have internal predecessors, (409), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 03:02:31,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 473 transitions. [2024-11-28 03:02:31,592 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 473 transitions. Word has length 102 [2024-11-28 03:02:31,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:31,592 INFO L471 AbstractCegarLoop]: Abstraction has 388 states and 473 transitions. [2024-11-28 03:02:31,592 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:02:31,592 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 473 transitions. [2024-11-28 03:02:31,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-28 03:02:31,593 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:31,593 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:31,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Ended with exit code 0 [2024-11-28 03:02:31,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:31,794 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:31,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:31,795 INFO L85 PathProgramCache]: Analyzing trace with hash 2074780910, now seen corresponding path program 1 times [2024-11-28 03:02:31,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:31,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [48594764] [2024-11-28 03:02:31,795 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:31,795 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:31,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:31,800 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:31,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2024-11-28 03:02:32,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:32,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 03:02:32,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:33,030 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:02:33,536 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:02:33,537 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 67 treesize of output 55 [2024-11-28 03:02:33,571 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:02:33,571 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 36 [2024-11-28 03:02:33,688 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-28 03:02:33,688 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:02:34,057 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:02:34,057 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:34,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [48594764] [2024-11-28 03:02:34,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [48594764] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 03:02:34,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:02:34,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 14 [2024-11-28 03:02:34,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770583717] [2024-11-28 03:02:34,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:34,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:34,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:34,059 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:34,059 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:02:34,059 INFO L87 Difference]: Start difference. First operand 388 states and 473 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:02:34,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:34,602 INFO L93 Difference]: Finished difference Result 780 states and 952 transitions. [2024-11-28 03:02:34,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:34,603 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 102 [2024-11-28 03:02:34,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:34,606 INFO L225 Difference]: With dead ends: 780 [2024-11-28 03:02:34,606 INFO L226 Difference]: Without dead ends: 522 [2024-11-28 03:02:34,607 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2024-11-28 03:02:34,608 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 81 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 352 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:34,608 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 352 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 03:02:34,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2024-11-28 03:02:34,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 432. [2024-11-28 03:02:34,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 385 states have (on average 1.187012987012987) internal successors, (457), 386 states have internal predecessors, (457), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 03:02:34,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 521 transitions. [2024-11-28 03:02:34,703 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 521 transitions. Word has length 102 [2024-11-28 03:02:34,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:34,703 INFO L471 AbstractCegarLoop]: Abstraction has 432 states and 521 transitions. [2024-11-28 03:02:34,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:02:34,704 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 521 transitions. [2024-11-28 03:02:34,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-28 03:02:34,705 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:34,705 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:34,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Ended with exit code 0 [2024-11-28 03:02:34,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:34,906 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:34,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:34,906 INFO L85 PathProgramCache]: Analyzing trace with hash -2143473856, now seen corresponding path program 1 times [2024-11-28 03:02:34,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:34,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [706606343] [2024-11-28 03:02:34,907 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:34,907 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:34,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:34,909 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:34,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2024-11-28 03:02:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:35,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 03:02:35,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:35,382 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-28 03:02:35,382 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:02:35,382 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:35,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [706606343] [2024-11-28 03:02:35,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [706606343] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:02:35,382 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:02:35,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:02:35,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428933014] [2024-11-28 03:02:35,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:35,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:02:35,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:35,383 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:02:35,383 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:02:35,384 INFO L87 Difference]: Start difference. First operand 432 states and 521 transitions. Second operand has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-28 03:02:35,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:35,659 INFO L93 Difference]: Finished difference Result 796 states and 959 transitions. [2024-11-28 03:02:35,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:02:35,660 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) Word has length 102 [2024-11-28 03:02:35,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:35,662 INFO L225 Difference]: With dead ends: 796 [2024-11-28 03:02:35,663 INFO L226 Difference]: Without dead ends: 446 [2024-11-28 03:02:35,665 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:02:35,667 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 1 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 456 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:35,668 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 456 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:02:35,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2024-11-28 03:02:35,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 432. [2024-11-28 03:02:35,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 432 states, 385 states have (on average 1.1766233766233767) internal successors, (453), 386 states have internal predecessors, (453), 32 states have call successors, (32), 14 states have call predecessors, (32), 14 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-28 03:02:35,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 517 transitions. [2024-11-28 03:02:35,738 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 517 transitions. Word has length 102 [2024-11-28 03:02:35,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:35,739 INFO L471 AbstractCegarLoop]: Abstraction has 432 states and 517 transitions. [2024-11-28 03:02:35,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 3 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-28 03:02:35,739 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 517 transitions. [2024-11-28 03:02:35,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-28 03:02:35,740 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:35,740 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:35,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (29)] Ended with exit code 0 [2024-11-28 03:02:35,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:35,941 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:35,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:35,941 INFO L85 PathProgramCache]: Analyzing trace with hash -213958652, now seen corresponding path program 1 times [2024-11-28 03:02:35,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:35,941 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [545217404] [2024-11-28 03:02:35,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:35,942 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:35,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:35,944 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:35,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2024-11-28 03:02:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:36,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 03:02:36,367 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:36,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 40 [2024-11-28 03:02:36,723 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 80 proven. 16 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-28 03:02:36,723 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:02:36,987 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 22 [2024-11-28 03:02:37,020 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-28 03:02:37,020 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:37,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [545217404] [2024-11-28 03:02:37,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [545217404] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:02:37,021 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:02:37,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2024-11-28 03:02:37,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138296517] [2024-11-28 03:02:37,021 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:02:37,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 03:02:37,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:37,022 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 03:02:37,022 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:02:37,023 INFO L87 Difference]: Start difference. First operand 432 states and 517 transitions. Second operand has 12 states, 11 states have (on average 8.363636363636363) internal successors, (92), 12 states have internal predecessors, (92), 4 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-11-28 03:02:39,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:42,641 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:44,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 03:02:44,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:44,284 INFO L93 Difference]: Finished difference Result 707 states and 844 transitions. [2024-11-28 03:02:44,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 03:02:44,285 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 8.363636363636363) internal successors, (92), 12 states have internal predecessors, (92), 4 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) Word has length 102 [2024-11-28 03:02:44,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:44,287 INFO L225 Difference]: With dead ends: 707 [2024-11-28 03:02:44,287 INFO L226 Difference]: Without dead ends: 343 [2024-11-28 03:02:44,288 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2024-11-28 03:02:44,290 INFO L435 NwaCegarLoop]: 84 mSDtfsCounter, 85 mSDsluCounter, 358 mSDsCounter, 0 mSdLazyCounter, 234 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:44,290 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 442 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 234 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2024-11-28 03:02:44,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 343 states. [2024-11-28 03:02:44,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 343 to 297. [2024-11-28 03:02:44,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297 states, 270 states have (on average 1.1814814814814816) internal successors, (319), 270 states have internal predecessors, (319), 18 states have call successors, (18), 8 states have call predecessors, (18), 8 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:02:44,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 355 transitions. [2024-11-28 03:02:44,342 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 355 transitions. Word has length 102 [2024-11-28 03:02:44,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:44,342 INFO L471 AbstractCegarLoop]: Abstraction has 297 states and 355 transitions. [2024-11-28 03:02:44,343 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.363636363636363) internal successors, (92), 12 states have internal predecessors, (92), 4 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (17), 3 states have call predecessors, (17), 4 states have call successors, (17) [2024-11-28 03:02:44,343 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 355 transitions. [2024-11-28 03:02:44,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-28 03:02:44,344 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:44,344 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:44,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Forceful destruction successful, exit code 0 [2024-11-28 03:02:44,544 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:44,545 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:44,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:44,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1021765608, now seen corresponding path program 1 times [2024-11-28 03:02:44,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:44,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1713810898] [2024-11-28 03:02:44,546 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:44,546 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:44,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:44,550 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:44,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2024-11-28 03:02:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:44,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 03:02:44,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:45,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2024-11-28 03:02:45,672 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-28 03:02:45,672 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:02:46,010 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:02:46,010 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:46,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1713810898] [2024-11-28 03:02:46,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1713810898] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 03:02:46,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:02:46,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 13 [2024-11-28 03:02:46,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541930177] [2024-11-28 03:02:46,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:46,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:46,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:46,011 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:46,011 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-11-28 03:02:46,011 INFO L87 Difference]: Start difference. First operand 297 states and 355 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:02:46,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:46,161 INFO L93 Difference]: Finished difference Result 523 states and 628 transitions. [2024-11-28 03:02:46,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:46,162 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 103 [2024-11-28 03:02:46,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:46,163 INFO L225 Difference]: With dead ends: 523 [2024-11-28 03:02:46,163 INFO L226 Difference]: Without dead ends: 328 [2024-11-28 03:02:46,164 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:02:46,164 INFO L435 NwaCegarLoop]: 147 mSDtfsCounter, 62 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:46,165 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 380 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:02:46,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2024-11-28 03:02:46,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 297. [2024-11-28 03:02:46,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297 states, 270 states have (on average 1.174074074074074) internal successors, (317), 270 states have internal predecessors, (317), 18 states have call successors, (18), 8 states have call predecessors, (18), 8 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:02:46,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 353 transitions. [2024-11-28 03:02:46,217 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 353 transitions. Word has length 103 [2024-11-28 03:02:46,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:46,217 INFO L471 AbstractCegarLoop]: Abstraction has 297 states and 353 transitions. [2024-11-28 03:02:46,217 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:02:46,218 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 353 transitions. [2024-11-28 03:02:46,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-28 03:02:46,219 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:46,219 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:46,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Ended with exit code 0 [2024-11-28 03:02:46,419 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:46,420 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:46,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:46,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1265190557, now seen corresponding path program 1 times [2024-11-28 03:02:46,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:46,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1718364619] [2024-11-28 03:02:46,421 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:46,421 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:46,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:46,424 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:46,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2024-11-28 03:02:46,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:47,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 03:02:47,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:47,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:02:48,336 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-11-28 03:02:48,336 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 66 treesize of output 51 [2024-11-28 03:02:48,364 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:02:48,364 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 35 [2024-11-28 03:02:48,482 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-28 03:02:48,482 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:02:48,865 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:02:48,865 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:02:48,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1718364619] [2024-11-28 03:02:48,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1718364619] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 03:02:48,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:02:48,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 14 [2024-11-28 03:02:48,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047291814] [2024-11-28 03:02:48,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:02:48,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:02:48,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:02:48,866 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:02:48,866 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:02:48,867 INFO L87 Difference]: Start difference. First operand 297 states and 353 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:02:49,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:02:49,302 INFO L93 Difference]: Finished difference Result 544 states and 647 transitions. [2024-11-28 03:02:49,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:02:49,303 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 104 [2024-11-28 03:02:49,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:02:49,305 INFO L225 Difference]: With dead ends: 544 [2024-11-28 03:02:49,305 INFO L226 Difference]: Without dead ends: 338 [2024-11-28 03:02:49,306 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2024-11-28 03:02:49,306 INFO L435 NwaCegarLoop]: 163 mSDtfsCounter, 73 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 468 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:02:49,307 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 468 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:02:49,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2024-11-28 03:02:49,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 280. [2024-11-28 03:02:49,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 253 states have (on average 1.1620553359683794) internal successors, (294), 253 states have internal predecessors, (294), 18 states have call successors, (18), 8 states have call predecessors, (18), 8 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:02:49,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 330 transitions. [2024-11-28 03:02:49,360 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 330 transitions. Word has length 104 [2024-11-28 03:02:49,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:02:49,360 INFO L471 AbstractCegarLoop]: Abstraction has 280 states and 330 transitions. [2024-11-28 03:02:49,361 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:02:49,361 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 330 transitions. [2024-11-28 03:02:49,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-28 03:02:49,362 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:02:49,362 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:02:49,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Ended with exit code 0 [2024-11-28 03:02:49,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:49,563 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:02:49,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:02:49,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1867750281, now seen corresponding path program 1 times [2024-11-28 03:02:49,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:02:49,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1657230486] [2024-11-28 03:02:49,564 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:02:49,564 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:02:49,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:02:49,566 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:02:49,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2024-11-28 03:02:50,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:02:50,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-28 03:02:50,318 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:02:53,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 03:02:53,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2024-11-28 03:02:54,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:02:55,430 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 33 treesize of output 32 [2024-11-28 03:02:55,725 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:02:55,726 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 56 treesize of output 32 [2024-11-28 03:02:55,737 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:02:55,738 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 34 treesize of output 18 [2024-11-28 03:02:55,824 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-28 03:02:55,824 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:03:12,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-11-28 03:03:20,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-11-28 03:03:28,669 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-11-28 03:03:36,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-11-28 03:03:49,032 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:03:49,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1657230486] [2024-11-28 03:03:49,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1657230486] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:03:49,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [102870576] [2024-11-28 03:03:49,032 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:03:49,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:03:49,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:03:49,035 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:03:49,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-28 03:03:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:03:51,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-28 03:03:51,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:03:54,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2024-11-28 03:03:55,645 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 17 treesize of output 13 [2024-11-28 03:03:55,891 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 21 treesize of output 13 [2024-11-28 03:03:55,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2024-11-28 03:03:56,024 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-28 03:03:56,024 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:04:04,477 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-11-28 03:04:12,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-11-28 03:04:20,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-11-28 03:04:28,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-11-28 03:04:37,003 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 66 [2024-11-28 03:04:49,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [102870576] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:04:49,131 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:04:49,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 18 [2024-11-28 03:04:49,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23015882] [2024-11-28 03:04:49,132 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:04:49,132 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-28 03:04:49,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:04:49,133 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-28 03:04:49,133 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=521, Unknown=5, NotChecked=0, Total=600 [2024-11-28 03:04:49,133 INFO L87 Difference]: Start difference. First operand 280 states and 330 transitions. Second operand has 19 states, 17 states have (on average 6.235294117647059) internal successors, (106), 16 states have internal predecessors, (106), 4 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-28 03:04:53,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:04:53,803 INFO L93 Difference]: Finished difference Result 702 states and 827 transitions. [2024-11-28 03:04:53,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-28 03:04:53,804 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 6.235294117647059) internal successors, (106), 16 states have internal predecessors, (106), 4 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) Word has length 104 [2024-11-28 03:04:53,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:04:53,807 INFO L225 Difference]: With dead ends: 702 [2024-11-28 03:04:53,807 INFO L226 Difference]: Without dead ends: 510 [2024-11-28 03:04:53,809 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 241 SyntacticMatches, 10 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 486 ImplicationChecksByTransitivity, 110.2s TimeCoverageRelationStatistics Valid=396, Invalid=1491, Unknown=5, NotChecked=0, Total=1892 [2024-11-28 03:04:53,809 INFO L435 NwaCegarLoop]: 110 mSDtfsCounter, 701 mSDsluCounter, 1271 mSDsCounter, 0 mSdLazyCounter, 702 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 1381 SdHoareTripleChecker+Invalid, 801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:04:53,810 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [701 Valid, 1381 Invalid, 801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 702 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-28 03:04:53,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2024-11-28 03:04:53,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 433. [2024-11-28 03:04:53,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 393 states have (on average 1.1628498727735368) internal successors, (457), 393 states have internal predecessors, (457), 27 states have call successors, (27), 12 states have call predecessors, (27), 12 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:04:53,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 511 transitions. [2024-11-28 03:04:53,907 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 511 transitions. Word has length 104 [2024-11-28 03:04:53,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:04:53,907 INFO L471 AbstractCegarLoop]: Abstraction has 433 states and 511 transitions. [2024-11-28 03:04:53,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 6.235294117647059) internal successors, (106), 16 states have internal predecessors, (106), 4 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2024-11-28 03:04:53,908 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 511 transitions. [2024-11-28 03:04:53,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-28 03:04:53,909 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:04:53,909 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:04:53,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Ended with exit code 0 [2024-11-28 03:04:54,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-28 03:04:54,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 03:04:54,310 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:04:54,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:04:54,310 INFO L85 PathProgramCache]: Analyzing trace with hash -574922178, now seen corresponding path program 1 times [2024-11-28 03:04:54,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:04:54,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1403848248] [2024-11-28 03:04:54,311 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:04:54,311 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:04:54,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:04:54,313 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:04:54,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (35)] Waiting until timeout for monitored process [2024-11-28 03:04:54,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:04:54,772 INFO L256 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 03:04:54,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:04:55,377 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 7 proven. 53 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-28 03:04:55,377 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:04:55,581 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:04:55,581 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:04:55,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1403848248] [2024-11-28 03:04:55,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1403848248] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 03:04:55,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:04:55,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [10] total 11 [2024-11-28 03:04:55,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092330615] [2024-11-28 03:04:55,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:04:55,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:04:55,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:04:55,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:04:55,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-28 03:04:55,583 INFO L87 Difference]: Start difference. First operand 433 states and 511 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:04:55,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:04:55,734 INFO L93 Difference]: Finished difference Result 816 states and 962 transitions. [2024-11-28 03:04:55,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:04:55,735 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 104 [2024-11-28 03:04:55,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:04:55,737 INFO L225 Difference]: With dead ends: 816 [2024-11-28 03:04:55,737 INFO L226 Difference]: Without dead ends: 471 [2024-11-28 03:04:55,738 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:04:55,738 INFO L435 NwaCegarLoop]: 114 mSDtfsCounter, 29 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:04:55,739 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 414 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:04:55,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2024-11-28 03:04:55,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 433. [2024-11-28 03:04:55,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 393 states have (on average 1.1552162849872774) internal successors, (454), 393 states have internal predecessors, (454), 27 states have call successors, (27), 12 states have call predecessors, (27), 12 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:04:55,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 508 transitions. [2024-11-28 03:04:55,829 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 508 transitions. Word has length 104 [2024-11-28 03:04:55,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:04:55,829 INFO L471 AbstractCegarLoop]: Abstraction has 433 states and 508 transitions. [2024-11-28 03:04:55,830 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:04:55,830 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 508 transitions. [2024-11-28 03:04:55,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-28 03:04:55,831 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:04:55,831 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:04:55,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (35)] Ended with exit code 0 [2024-11-28 03:04:56,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:04:56,032 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:04:56,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:04:56,032 INFO L85 PathProgramCache]: Analyzing trace with hash -351094110, now seen corresponding path program 1 times [2024-11-28 03:04:56,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:04:56,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [903587855] [2024-11-28 03:04:56,033 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:04:56,033 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:04:56,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:04:56,036 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:04:56,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2024-11-28 03:04:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:04:56,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 03:04:56,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:04:56,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:04:56,694 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:04:56,695 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:04:56,695 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:04:56,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [903587855] [2024-11-28 03:04:56,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [903587855] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:04:56,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:04:56,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:04:56,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380898315] [2024-11-28 03:04:56,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:04:56,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:04:56,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:04:56,696 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:04:56,696 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:04:56,696 INFO L87 Difference]: Start difference. First operand 433 states and 508 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:04:57,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:04:57,252 INFO L93 Difference]: Finished difference Result 951 states and 1114 transitions. [2024-11-28 03:04:57,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:04:57,253 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 105 [2024-11-28 03:04:57,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:04:57,255 INFO L225 Difference]: With dead ends: 951 [2024-11-28 03:04:57,255 INFO L226 Difference]: Without dead ends: 606 [2024-11-28 03:04:57,256 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-28 03:04:57,256 INFO L435 NwaCegarLoop]: 165 mSDtfsCounter, 70 mSDsluCounter, 709 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 874 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:04:57,257 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 874 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 03:04:57,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 606 states. [2024-11-28 03:04:57,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 606 to 474. [2024-11-28 03:04:57,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474 states, 434 states have (on average 1.1543778801843319) internal successors, (501), 434 states have internal predecessors, (501), 27 states have call successors, (27), 12 states have call predecessors, (27), 12 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:04:57,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 555 transitions. [2024-11-28 03:04:57,350 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 555 transitions. Word has length 105 [2024-11-28 03:04:57,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:04:57,351 INFO L471 AbstractCegarLoop]: Abstraction has 474 states and 555 transitions. [2024-11-28 03:04:57,351 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:04:57,351 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 555 transitions. [2024-11-28 03:04:57,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-28 03:04:57,352 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:04:57,352 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:04:57,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Ended with exit code 0 [2024-11-28 03:04:57,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:04:57,553 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:04:57,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:04:57,553 INFO L85 PathProgramCache]: Analyzing trace with hash 349970468, now seen corresponding path program 1 times [2024-11-28 03:04:57,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:04:57,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1641229849] [2024-11-28 03:04:57,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:04:57,554 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:04:57,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:04:57,556 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:04:57,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (37)] Waiting until timeout for monitored process [2024-11-28 03:04:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:04:58,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 03:04:58,027 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:04:58,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-28 03:04:58,112 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:04:58,112 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:04:58,112 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:04:58,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1641229849] [2024-11-28 03:04:58,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1641229849] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:04:58,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:04:58,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:04:58,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646344152] [2024-11-28 03:04:58,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:04:58,113 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:04:58,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:04:58,113 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:04:58,114 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:04:58,114 INFO L87 Difference]: Start difference. First operand 474 states and 555 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:04:58,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:04:58,395 INFO L93 Difference]: Finished difference Result 791 states and 931 transitions. [2024-11-28 03:04:58,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:04:58,396 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 105 [2024-11-28 03:04:58,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:04:58,399 INFO L225 Difference]: With dead ends: 791 [2024-11-28 03:04:58,399 INFO L226 Difference]: Without dead ends: 401 [2024-11-28 03:04:58,400 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:04:58,400 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 10 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:04:58,401 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 287 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:04:58,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2024-11-28 03:04:58,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 401. [2024-11-28 03:04:58,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 401 states, 361 states have (on average 1.149584487534626) internal successors, (415), 361 states have internal predecessors, (415), 27 states have call successors, (27), 12 states have call predecessors, (27), 12 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:04:58,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 469 transitions. [2024-11-28 03:04:58,485 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 469 transitions. Word has length 105 [2024-11-28 03:04:58,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:04:58,486 INFO L471 AbstractCegarLoop]: Abstraction has 401 states and 469 transitions. [2024-11-28 03:04:58,486 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, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:04:58,486 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 469 transitions. [2024-11-28 03:04:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-28 03:04:58,487 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:04:58,487 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:04:58,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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)] Forceful destruction successful, exit code 0 [2024-11-28 03:04:58,688 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:04:58,688 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:04:58,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:04:58,689 INFO L85 PathProgramCache]: Analyzing trace with hash -817185553, now seen corresponding path program 1 times [2024-11-28 03:04:58,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:04:58,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1922865633] [2024-11-28 03:04:58,690 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:04:58,690 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:04:58,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:04:58,692 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:04:58,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Waiting until timeout for monitored process [2024-11-28 03:04:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:04:59,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:04:59,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:04:59,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:04:59,469 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-28 03:04:59,470 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 1 case distinctions, treesize of input 29 treesize of output 24 [2024-11-28 03:04:59,542 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 22 treesize of output 14 [2024-11-28 03:04:59,550 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-28 03:04:59,550 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 28 treesize of output 12 [2024-11-28 03:04:59,590 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:04:59,590 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:04:59,590 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:04:59,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1922865633] [2024-11-28 03:04:59,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1922865633] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:04:59,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:04:59,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 03:04:59,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109184247] [2024-11-28 03:04:59,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:04:59,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 03:04:59,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:04:59,591 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 03:04:59,591 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 03:04:59,591 INFO L87 Difference]: Start difference. First operand 401 states and 469 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:05:00,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:05:00,132 INFO L93 Difference]: Finished difference Result 784 states and 909 transitions. [2024-11-28 03:05:00,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:05:00,133 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 105 [2024-11-28 03:05:00,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:05:00,135 INFO L225 Difference]: With dead ends: 784 [2024-11-28 03:05:00,135 INFO L226 Difference]: Without dead ends: 460 [2024-11-28 03:05:00,135 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:05:00,136 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 128 mSDsluCounter, 321 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:05:00,136 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 481 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 03:05:00,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2024-11-28 03:05:00,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 342. [2024-11-28 03:05:00,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 302 states have (on average 1.1158940397350994) internal successors, (337), 302 states have internal predecessors, (337), 27 states have call successors, (27), 12 states have call predecessors, (27), 12 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:05:00,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 391 transitions. [2024-11-28 03:05:00,229 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 391 transitions. Word has length 105 [2024-11-28 03:05:00,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:05:00,229 INFO L471 AbstractCegarLoop]: Abstraction has 342 states and 391 transitions. [2024-11-28 03:05:00,229 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 5 states have internal predecessors, (63), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:05:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 391 transitions. [2024-11-28 03:05:00,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-28 03:05:00,230 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:05:00,230 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:05:00,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Ended with exit code 0 [2024-11-28 03:05:00,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:05:00,431 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:05:00,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:05:00,432 INFO L85 PathProgramCache]: Analyzing trace with hash 1035109284, now seen corresponding path program 1 times [2024-11-28 03:05:00,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:05:00,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [993606979] [2024-11-28 03:05:00,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:05:00,432 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:05:00,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:05:00,434 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:05:00,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Waiting until timeout for monitored process [2024-11-28 03:05:00,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:05:00,881 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-28 03:05:00,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:05:00,892 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:05:00,948 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-28 03:05:00,949 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 1 case distinctions, treesize of input 29 treesize of output 24 [2024-11-28 03:05:01,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 38 [2024-11-28 03:05:01,293 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-28 03:05:01,293 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 49 treesize of output 29 [2024-11-28 03:05:01,434 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:05:01,435 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:05:01,435 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:05:01,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [993606979] [2024-11-28 03:05:01,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [993606979] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:05:01,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:05:01,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:05:01,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063151299] [2024-11-28 03:05:01,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:05:01,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 03:05:01,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:05:01,436 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 03:05:01,436 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:05:01,436 INFO L87 Difference]: Start difference. First operand 342 states and 391 transitions. Second operand has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:05:02,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:05:02,448 INFO L93 Difference]: Finished difference Result 725 states and 829 transitions. [2024-11-28 03:05:02,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 03:05:02,449 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 105 [2024-11-28 03:05:02,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:05:02,451 INFO L225 Difference]: With dead ends: 725 [2024-11-28 03:05:02,451 INFO L226 Difference]: Without dead ends: 460 [2024-11-28 03:05:02,452 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-28 03:05:02,453 INFO L435 NwaCegarLoop]: 161 mSDtfsCounter, 115 mSDsluCounter, 774 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:05:02,453 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 935 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 03:05:02,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2024-11-28 03:05:02,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 336. [2024-11-28 03:05:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 296 states have (on average 1.1114864864864864) internal successors, (329), 296 states have internal predecessors, (329), 27 states have call successors, (27), 12 states have call predecessors, (27), 12 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:05:02,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 383 transitions. [2024-11-28 03:05:02,525 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 383 transitions. Word has length 105 [2024-11-28 03:05:02,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:05:02,526 INFO L471 AbstractCegarLoop]: Abstraction has 336 states and 383 transitions. [2024-11-28 03:05:02,526 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:05:02,526 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 383 transitions. [2024-11-28 03:05:02,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-28 03:05:02,527 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:05:02,528 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:05:02,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Ended with exit code 0 [2024-11-28 03:05:02,731 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:05:02,732 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:05:02,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:05:02,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1463076831, now seen corresponding path program 1 times [2024-11-28 03:05:02,733 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:05:02,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [158440954] [2024-11-28 03:05:02,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:05:02,734 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:05:02,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:05:02,737 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:05:02,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (40)] Waiting until timeout for monitored process [2024-11-28 03:05:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:05:03,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 03:05:03,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:05:08,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 26 [2024-11-28 03:05:08,360 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:05:08,360 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 75 treesize of output 47 [2024-11-28 03:05:08,453 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 9 proven. 86 refuted. 0 times theorem prover too weak. 575 trivial. 0 not checked. [2024-11-28 03:05:08,453 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:05:09,405 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:05:09,405 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 84 treesize of output 75 [2024-11-28 03:05:09,535 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 74 treesize of output 58 [2024-11-28 03:05:09,610 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 74 treesize of output 58 [2024-11-28 03:05:09,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 58 [2024-11-28 03:05:09,737 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 74 treesize of output 58 [2024-11-28 03:05:09,815 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 58 [2024-11-28 03:05:09,885 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 74 treesize of output 58 [2024-11-28 03:05:09,949 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 74 treesize of output 58 [2024-11-28 03:05:10,010 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 74 treesize of output 58 [2024-11-28 03:05:10,068 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 74 treesize of output 58 [2024-11-28 03:05:10,126 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 74 treesize of output 58 [2024-11-28 03:05:10,186 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 74 treesize of output 58 [2024-11-28 03:05:10,267 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 74 treesize of output 58 [2024-11-28 03:05:10,334 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 74 treesize of output 58 [2024-11-28 03:05:10,397 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 74 treesize of output 58 [2024-11-28 03:05:10,455 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 74 treesize of output 58 [2024-11-28 03:05:10,513 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 74 treesize of output 58 [2024-11-28 03:05:10,591 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 74 treesize of output 58 [2024-11-28 03:05:10,652 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 74 treesize of output 58 [2024-11-28 03:05:10,706 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 74 treesize of output 58 [2024-11-28 03:05:10,759 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 74 treesize of output 58 [2024-11-28 03:05:10,819 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 74 treesize of output 58 [2024-11-28 03:05:10,876 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 74 treesize of output 58 [2024-11-28 03:05:10,932 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 74 treesize of output 58 [2024-11-28 03:05:10,998 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 74 treesize of output 58 [2024-11-28 03:05:11,049 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 74 treesize of output 58 [2024-11-28 03:05:11,107 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 74 treesize of output 58 [2024-11-28 03:05:11,162 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 74 treesize of output 58 [2024-11-28 03:05:11,213 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 74 treesize of output 58 [2024-11-28 03:05:11,272 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 74 treesize of output 58 [2024-11-28 03:05:11,328 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 74 treesize of output 58 [2024-11-28 03:05:11,379 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 74 treesize of output 58 [2024-11-28 03:05:11,430 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 74 treesize of output 58 [2024-11-28 03:05:11,482 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 74 treesize of output 58 [2024-11-28 03:05:11,534 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 74 treesize of output 58 [2024-11-28 03:05:11,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 58 [2024-11-28 03:05:11,643 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 74 treesize of output 58 [2024-11-28 03:05:11,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 58 [2024-11-28 03:05:11,750 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 74 treesize of output 58 [2024-11-28 03:05:11,801 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 74 treesize of output 58 [2024-11-28 03:05:11,857 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 74 treesize of output 58 [2024-11-28 03:05:11,914 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 74 treesize of output 58 [2024-11-28 03:05:11,967 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 74 treesize of output 58 [2024-11-28 03:05:12,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 58 [2024-11-28 03:05:12,090 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 74 treesize of output 58 [2024-11-28 03:05:12,146 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 74 treesize of output 58 [2024-11-28 03:05:12,220 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 74 treesize of output 58 [2024-11-28 03:05:12,308 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 74 treesize of output 58 [2024-11-28 03:05:12,385 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 74 treesize of output 58 [2024-11-28 03:05:12,459 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 74 treesize of output 58 [2024-11-28 03:05:12,543 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 74 treesize of output 58 [2024-11-28 03:05:12,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 58 [2024-11-28 03:05:12,676 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 74 treesize of output 58 [2024-11-28 03:05:12,731 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 74 treesize of output 58 [2024-11-28 03:05:12,783 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 74 treesize of output 58 [2024-11-28 03:05:12,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 58 [2024-11-28 03:05:12,896 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 74 treesize of output 58 [2024-11-28 03:05:12,959 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 74 treesize of output 58 [2024-11-28 03:05:13,021 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 74 treesize of output 58 [2024-11-28 03:05:13,077 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 74 treesize of output 58 [2024-11-28 03:05:13,134 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 74 treesize of output 58 [2024-11-28 03:05:13,187 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 74 treesize of output 58 [2024-11-28 03:05:13,249 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 74 treesize of output 58 [2024-11-28 03:05:13,323 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 74 treesize of output 58 [2024-11-28 03:05:13,396 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 74 treesize of output 58 [2024-11-28 03:05:13,455 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 74 treesize of output 58 [2024-11-28 03:05:13,513 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 74 treesize of output 58 [2024-11-28 03:05:13,564 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 74 treesize of output 58 [2024-11-28 03:05:13,620 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 74 treesize of output 58 [2024-11-28 03:05:13,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 58 [2024-11-28 03:05:13,733 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 74 treesize of output 58 [2024-11-28 03:05:13,793 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 74 treesize of output 58 [2024-11-28 03:05:13,868 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 74 treesize of output 58 [2024-11-28 03:05:13,944 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 74 treesize of output 58 [2024-11-28 03:05:14,019 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 74 treesize of output 58 [2024-11-28 03:05:14,103 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 74 treesize of output 58 [2024-11-28 03:05:14,156 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 74 treesize of output 58 [2024-11-28 03:05:14,209 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 74 treesize of output 58 [2024-11-28 03:05:14,266 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 74 treesize of output 58 [2024-11-28 03:05:14,321 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 74 treesize of output 58 [2024-11-28 03:05:14,379 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 74 treesize of output 58 [2024-11-28 03:05:14,431 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 74 treesize of output 58 [2024-11-28 03:05:14,485 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 74 treesize of output 58 [2024-11-28 03:05:14,560 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 74 treesize of output 58 [2024-11-28 03:05:14,629 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 74 treesize of output 58 [2024-11-28 03:05:14,709 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 74 treesize of output 58 [2024-11-28 03:05:14,777 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 74 treesize of output 58 [2024-11-28 03:05:14,835 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 74 treesize of output 58 [2024-11-28 03:05:14,890 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 74 treesize of output 58 [2024-11-28 03:05:14,962 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 74 treesize of output 58 [2024-11-28 03:05:15,014 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 74 treesize of output 58 [2024-11-28 03:05:15,064 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 74 treesize of output 58 [2024-11-28 03:05:15,124 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 74 treesize of output 58 [2024-11-28 03:05:15,187 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 74 treesize of output 58 [2024-11-28 03:05:15,241 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 71 proven. 6 refuted. 0 times theorem prover too weak. 593 trivial. 0 not checked. [2024-11-28 03:05:15,241 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:05:15,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [158440954] [2024-11-28 03:05:15,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [158440954] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:05:15,241 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:05:15,241 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2024-11-28 03:05:15,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466756593] [2024-11-28 03:05:15,242 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:05:15,242 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-28 03:05:15,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:05:15,243 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-28 03:05:15,243 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=253, Unknown=0, NotChecked=0, Total=342 [2024-11-28 03:05:15,243 INFO L87 Difference]: Start difference. First operand 336 states and 383 transitions. Second operand has 19 states, 17 states have (on average 9.941176470588236) internal successors, (169), 18 states have internal predecessors, (169), 5 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 4 states have call predecessors, (21), 5 states have call successors, (21) [2024-11-28 03:05:18,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:05:18,096 INFO L93 Difference]: Finished difference Result 624 states and 713 transitions. [2024-11-28 03:05:18,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-28 03:05:18,096 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 9.941176470588236) internal successors, (169), 18 states have internal predecessors, (169), 5 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 4 states have call predecessors, (21), 5 states have call successors, (21) Word has length 197 [2024-11-28 03:05:18,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:05:18,098 INFO L225 Difference]: With dead ends: 624 [2024-11-28 03:05:18,098 INFO L226 Difference]: Without dead ends: 481 [2024-11-28 03:05:18,099 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 413 GetRequests, 283 SyntacticMatches, 94 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1443 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=356, Invalid=1050, Unknown=0, NotChecked=0, Total=1406 [2024-11-28 03:05:18,099 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 297 mSDsluCounter, 911 mSDsCounter, 0 mSdLazyCounter, 557 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 297 SdHoareTripleChecker+Valid, 1044 SdHoareTripleChecker+Invalid, 604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:05:18,099 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [297 Valid, 1044 Invalid, 604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 557 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-28 03:05:18,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2024-11-28 03:05:18,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 364. [2024-11-28 03:05:18,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 324 states have (on average 1.1203703703703705) internal successors, (363), 324 states have internal predecessors, (363), 27 states have call successors, (27), 12 states have call predecessors, (27), 12 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2024-11-28 03:05:18,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 417 transitions. [2024-11-28 03:05:18,203 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 417 transitions. Word has length 197 [2024-11-28 03:05:18,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:05:18,204 INFO L471 AbstractCegarLoop]: Abstraction has 364 states and 417 transitions. [2024-11-28 03:05:18,204 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 9.941176470588236) internal successors, (169), 18 states have internal predecessors, (169), 5 states have call successors, (21), 3 states have call predecessors, (21), 4 states have return successors, (21), 4 states have call predecessors, (21), 5 states have call successors, (21) [2024-11-28 03:05:18,204 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 417 transitions. [2024-11-28 03:05:18,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-28 03:05:18,208 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:05:18,209 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:05:18,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (40)] Ended with exit code 0 [2024-11-28 03:05:18,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:05:18,409 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:05:18,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:05:18,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1603625441, now seen corresponding path program 1 times [2024-11-28 03:05:18,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:05:18,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [648265558] [2024-11-28 03:05:18,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:05:18,411 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:05:18,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:05:18,418 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:05:18,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (41)] Waiting until timeout for monitored process [2024-11-28 03:05:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:05:19,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-28 03:05:19,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:05:24,533 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 19 [2024-11-28 03:05:24,542 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 13 treesize of output 9 [2024-11-28 03:05:25,700 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-28 03:05:29,751 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 35 treesize of output 19 [2024-11-28 03:05:30,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2024-11-28 03:05:30,224 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 29 proven. 480 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-28 03:05:30,225 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:05:30,928 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:05:30,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [648265558] [2024-11-28 03:05:30,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [648265558] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:05:30,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1385455005] [2024-11-28 03:05:30,928 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:05:30,928 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:05:30,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:05:30,933 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:05:30,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-28 03:05:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:05:33,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-28 03:05:33,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:05:39,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 03:05:41,780 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:05:41,787 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 23 treesize of output 15 [2024-11-28 03:05:43,495 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-28 03:05:45,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 03:05:48,721 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 43 treesize of output 23 [2024-11-28 03:05:49,170 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 36 treesize of output 20 [2024-11-28 03:05:49,300 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 34 proven. 480 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-28 03:05:49,300 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:05:49,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1385455005] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:05:49,599 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:05:49,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 19] total 39 [2024-11-28 03:05:49,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644111383] [2024-11-28 03:05:49,599 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:05:49,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-11-28 03:05:49,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:05:49,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-11-28 03:05:49,602 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=1790, Unknown=0, NotChecked=0, Total=1980 [2024-11-28 03:05:49,602 INFO L87 Difference]: Start difference. First operand 364 states and 417 transitions. Second operand has 40 states, 35 states have (on average 6.742857142857143) internal successors, (236), 34 states have internal predecessors, (236), 12 states have call successors, (36), 11 states have call predecessors, (36), 12 states have return successors, (36), 10 states have call predecessors, (36), 12 states have call successors, (36) [2024-11-28 03:06:10,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:10,917 INFO L93 Difference]: Finished difference Result 1220 states and 1381 transitions. [2024-11-28 03:06:10,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-28 03:06:10,918 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 35 states have (on average 6.742857142857143) internal successors, (236), 34 states have internal predecessors, (236), 12 states have call successors, (36), 11 states have call predecessors, (36), 12 states have return successors, (36), 10 states have call predecessors, (36), 12 states have call successors, (36) Word has length 197 [2024-11-28 03:06:10,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:10,923 INFO L225 Difference]: With dead ends: 1220 [2024-11-28 03:06:10,923 INFO L226 Difference]: Without dead ends: 933 [2024-11-28 03:06:10,925 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 403 SyntacticMatches, 2 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1830 ImplicationChecksByTransitivity, 16.9s TimeCoverageRelationStatistics Valid=1134, Invalid=6006, Unknown=0, NotChecked=0, Total=7140 [2024-11-28 03:06:10,926 INFO L435 NwaCegarLoop]: 201 mSDtfsCounter, 984 mSDsluCounter, 3599 mSDsCounter, 0 mSdLazyCounter, 2690 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 984 SdHoareTripleChecker+Valid, 3800 SdHoareTripleChecker+Invalid, 2823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 2690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:10,927 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [984 Valid, 3800 Invalid, 2823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 2690 Invalid, 0 Unknown, 0 Unchecked, 10.2s Time] [2024-11-28 03:06:10,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2024-11-28 03:06:11,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 565. [2024-11-28 03:06:11,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 497 states have (on average 1.1106639839034205) internal successors, (552), 497 states have internal predecessors, (552), 45 states have call successors, (45), 22 states have call predecessors, (45), 22 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-28 03:06:11,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 642 transitions. [2024-11-28 03:06:11,164 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 642 transitions. Word has length 197 [2024-11-28 03:06:11,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:11,165 INFO L471 AbstractCegarLoop]: Abstraction has 565 states and 642 transitions. [2024-11-28 03:06:11,165 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 35 states have (on average 6.742857142857143) internal successors, (236), 34 states have internal predecessors, (236), 12 states have call successors, (36), 11 states have call predecessors, (36), 12 states have return successors, (36), 10 states have call predecessors, (36), 12 states have call successors, (36) [2024-11-28 03:06:11,165 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 642 transitions. [2024-11-28 03:06:11,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-28 03:06:11,167 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:11,168 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:11,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-28 03:06:11,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (41)] Ended with exit code 0 [2024-11-28 03:06:11,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:06:11,568 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:11,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:11,569 INFO L85 PathProgramCache]: Analyzing trace with hash 664338625, now seen corresponding path program 1 times [2024-11-28 03:06:11,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:06:11,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1985769258] [2024-11-28 03:06:11,570 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:11,570 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:06:11,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:06:11,572 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:06:11,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (43)] Waiting until timeout for monitored process [2024-11-28 03:06:12,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:12,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-28 03:06:12,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:06:12,380 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 24 treesize of output 20 [2024-11-28 03:06:12,449 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 75 treesize of output 63 [2024-11-28 03:06:12,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-28 03:06:12,568 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-11-28 03:06:12,568 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:06:12,568 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:06:12,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1985769258] [2024-11-28 03:06:12,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1985769258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:06:12,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:06:12,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:06:12,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100970388] [2024-11-28 03:06:12,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:06:12,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 03:06:12,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:06:12,570 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 03:06:12,570 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:06:12,570 INFO L87 Difference]: Start difference. First operand 565 states and 642 transitions. Second operand has 8 states, 8 states have (on average 14.0) internal successors, (112), 8 states have internal predecessors, (112), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 03:06:13,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:13,280 INFO L93 Difference]: Finished difference Result 1074 states and 1220 transitions. [2024-11-28 03:06:13,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 03:06:13,281 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.0) internal successors, (112), 8 states have internal predecessors, (112), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 200 [2024-11-28 03:06:13,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:13,283 INFO L225 Difference]: With dead ends: 1074 [2024-11-28 03:06:13,283 INFO L226 Difference]: Without dead ends: 565 [2024-11-28 03:06:13,283 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:06:13,284 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 85 mSDsluCounter, 526 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 651 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:13,284 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 651 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 03:06:13,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2024-11-28 03:06:13,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 565. [2024-11-28 03:06:13,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 497 states have (on average 1.1066398390342052) internal successors, (550), 497 states have internal predecessors, (550), 45 states have call successors, (45), 22 states have call predecessors, (45), 22 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-28 03:06:13,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 640 transitions. [2024-11-28 03:06:13,502 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 640 transitions. Word has length 200 [2024-11-28 03:06:13,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:13,503 INFO L471 AbstractCegarLoop]: Abstraction has 565 states and 640 transitions. [2024-11-28 03:06:13,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.0) internal successors, (112), 8 states have internal predecessors, (112), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 03:06:13,503 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 640 transitions. [2024-11-28 03:06:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-28 03:06:13,504 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:13,505 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:13,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (43)] Ended with exit code 0 [2024-11-28 03:06:13,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:06:13,705 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:13,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:13,706 INFO L85 PathProgramCache]: Analyzing trace with hash 41057023, now seen corresponding path program 1 times [2024-11-28 03:06:13,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:06:13,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [459939813] [2024-11-28 03:06:13,707 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:13,707 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:06:13,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:06:13,709 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:06:13,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (44)] Waiting until timeout for monitored process [2024-11-28 03:06:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:14,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-28 03:06:14,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:06:19,507 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2024-11-28 03:06:20,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:06:20,541 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 22 treesize of output 14 [2024-11-28 03:06:20,748 INFO L349 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2024-11-28 03:06:20,749 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 1 case distinctions, treesize of input 26 treesize of output 21 [2024-11-28 03:06:22,046 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-28 03:06:22,046 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 28 treesize of output 16 [2024-11-28 03:06:25,357 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 35 treesize of output 19 [2024-11-28 03:06:25,545 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2024-11-28 03:06:25,656 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 29 proven. 504 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-28 03:06:25,656 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:06:26,288 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:06:26,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [459939813] [2024-11-28 03:06:26,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [459939813] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:06:26,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [193194486] [2024-11-28 03:06:26,289 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:26,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:06:26,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:06:26,291 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:06:26,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-28 03:06:28,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:06:28,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-28 03:06:28,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:06:36,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2024-11-28 03:06:38,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:06:38,222 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 22 treesize of output 14 [2024-11-28 03:06:38,603 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-28 03:06:38,603 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 1 case distinctions, treesize of input 26 treesize of output 21 [2024-11-28 03:06:40,625 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-28 03:06:40,625 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 29 treesize of output 13 [2024-11-28 03:06:42,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 03:06:44,590 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 35 treesize of output 19 [2024-11-28 03:06:44,906 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 28 treesize of output 16 [2024-11-28 03:06:45,023 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 14 proven. 504 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-11-28 03:06:45,023 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:06:45,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [193194486] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:06:45,322 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:06:45,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15] total 32 [2024-11-28 03:06:45,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397496065] [2024-11-28 03:06:45,323 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:06:45,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-28 03:06:45,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:06:45,324 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-28 03:06:45,325 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=152, Invalid=1254, Unknown=0, NotChecked=0, Total=1406 [2024-11-28 03:06:45,325 INFO L87 Difference]: Start difference. First operand 565 states and 640 transitions. Second operand has 33 states, 30 states have (on average 7.966666666666667) internal successors, (239), 29 states have internal predecessors, (239), 11 states have call successors, (36), 10 states have call predecessors, (36), 11 states have return successors, (36), 9 states have call predecessors, (36), 11 states have call successors, (36) [2024-11-28 03:06:58,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:06:58,721 INFO L93 Difference]: Finished difference Result 1212 states and 1364 transitions. [2024-11-28 03:06:58,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-28 03:06:58,722 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 30 states have (on average 7.966666666666667) internal successors, (239), 29 states have internal predecessors, (239), 11 states have call successors, (36), 10 states have call predecessors, (36), 11 states have return successors, (36), 9 states have call predecessors, (36), 11 states have call successors, (36) Word has length 200 [2024-11-28 03:06:58,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:06:58,724 INFO L225 Difference]: With dead ends: 1212 [2024-11-28 03:06:58,724 INFO L226 Difference]: Without dead ends: 703 [2024-11-28 03:06:58,725 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 481 GetRequests, 416 SyntacticMatches, 2 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 892 ImplicationChecksByTransitivity, 11.0s TimeCoverageRelationStatistics Valid=829, Invalid=3331, Unknown=0, NotChecked=0, Total=4160 [2024-11-28 03:06:58,726 INFO L435 NwaCegarLoop]: 226 mSDtfsCounter, 634 mSDsluCounter, 3122 mSDsCounter, 0 mSdLazyCounter, 2139 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 634 SdHoareTripleChecker+Valid, 3348 SdHoareTripleChecker+Invalid, 2252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:06:58,726 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [634 Valid, 3348 Invalid, 2252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2139 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2024-11-28 03:06:58,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 703 states. [2024-11-28 03:06:58,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 703 to 458. [2024-11-28 03:06:58,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 403 states have (on average 1.1042183622828785) internal successors, (445), 403 states have internal predecessors, (445), 36 states have call successors, (36), 18 states have call predecessors, (36), 18 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-28 03:06:58,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 517 transitions. [2024-11-28 03:06:58,929 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 517 transitions. Word has length 200 [2024-11-28 03:06:58,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:06:58,929 INFO L471 AbstractCegarLoop]: Abstraction has 458 states and 517 transitions. [2024-11-28 03:06:58,929 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 30 states have (on average 7.966666666666667) internal successors, (239), 29 states have internal predecessors, (239), 11 states have call successors, (36), 10 states have call predecessors, (36), 11 states have return successors, (36), 9 states have call predecessors, (36), 11 states have call successors, (36) [2024-11-28 03:06:58,930 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 517 transitions. [2024-11-28 03:06:58,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-28 03:06:58,931 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:06:58,931 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:06:58,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-28 03:06:59,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (44)] Forceful destruction successful, exit code 0 [2024-11-28 03:06:59,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,44 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:06:59,332 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:06:59,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:06:59,333 INFO L85 PathProgramCache]: Analyzing trace with hash 200954833, now seen corresponding path program 1 times [2024-11-28 03:06:59,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:06:59,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1373514135] [2024-11-28 03:06:59,333 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:06:59,333 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:06:59,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:06:59,335 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:06:59,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (46)] Waiting until timeout for monitored process [2024-11-28 03:07:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:00,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 03:07:00,330 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:02,044 INFO L349 Elim1Store]: treesize reduction 23, result has 39.5 percent of original size [2024-11-28 03:07:02,045 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 1 case distinctions, treesize of input 31 treesize of output 34 [2024-11-28 03:07:02,235 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:07:02,494 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 21 treesize of output 13 [2024-11-28 03:07:02,652 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 19 proven. 78 refuted. 0 times theorem prover too weak. 575 trivial. 0 not checked. [2024-11-28 03:07:02,652 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:07:04,066 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:07:04,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1373514135] [2024-11-28 03:07:04,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1373514135] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:07:04,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [619275485] [2024-11-28 03:07:04,066 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:07:04,066 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 03:07:04,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 03:07:04,068 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 03:07:04,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-28 03:07:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:07:08,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-28 03:07:08,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:13,766 INFO L349 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2024-11-28 03:07:13,766 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 1 case distinctions, treesize of input 31 treesize of output 30 [2024-11-28 03:07:14,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:07:14,485 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 21 treesize of output 13 [2024-11-28 03:07:14,720 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 19 proven. 78 refuted. 0 times theorem prover too weak. 575 trivial. 0 not checked. [2024-11-28 03:07:14,720 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:07:15,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [619275485] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:07:15,462 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:07:15,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 19 [2024-11-28 03:07:15,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130226844] [2024-11-28 03:07:15,462 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:07:15,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-28 03:07:15,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:07:15,463 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-28 03:07:15,464 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=648, Unknown=0, NotChecked=0, Total=756 [2024-11-28 03:07:15,464 INFO L87 Difference]: Start difference. First operand 458 states and 517 transitions. Second operand has 19 states, 17 states have (on average 10.0) internal successors, (170), 17 states have internal predecessors, (170), 4 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-28 03:07:20,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:20,067 INFO L93 Difference]: Finished difference Result 867 states and 977 transitions. [2024-11-28 03:07:20,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-28 03:07:20,069 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 10.0) internal successors, (170), 17 states have internal predecessors, (170), 4 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) Word has length 203 [2024-11-28 03:07:20,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:20,072 INFO L225 Difference]: With dead ends: 867 [2024-11-28 03:07:20,072 INFO L226 Difference]: Without dead ends: 570 [2024-11-28 03:07:20,073 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 490 GetRequests, 441 SyntacticMatches, 5 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 457 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=368, Invalid=1702, Unknown=0, NotChecked=0, Total=2070 [2024-11-28 03:07:20,074 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 303 mSDsluCounter, 1018 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 1144 SdHoareTripleChecker+Invalid, 822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:20,074 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 1144 Invalid, 822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 755 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-28 03:07:20,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2024-11-28 03:07:20,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 436. [2024-11-28 03:07:20,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 436 states, 381 states have (on average 1.094488188976378) internal successors, (417), 381 states have internal predecessors, (417), 36 states have call successors, (36), 18 states have call predecessors, (36), 18 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-28 03:07:20,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 436 states and 489 transitions. [2024-11-28 03:07:20,226 INFO L78 Accepts]: Start accepts. Automaton has 436 states and 489 transitions. Word has length 203 [2024-11-28 03:07:20,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:20,226 INFO L471 AbstractCegarLoop]: Abstraction has 436 states and 489 transitions. [2024-11-28 03:07:20,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 10.0) internal successors, (170), 17 states have internal predecessors, (170), 4 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2024-11-28 03:07:20,226 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 489 transitions. [2024-11-28 03:07:20,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2024-11-28 03:07:20,229 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:20,229 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:20,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-28 03:07:20,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (46)] Ended with exit code 0 [2024-11-28 03:07:20,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,46 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:20,630 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:20,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:20,631 INFO L85 PathProgramCache]: Analyzing trace with hash -2034940135, now seen corresponding path program 2 times [2024-11-28 03:07:20,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:07:20,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [131654904] [2024-11-28 03:07:20,632 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-28 03:07:20,632 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:20,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:07:20,634 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:07:20,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (48)] Waiting until timeout for monitored process [2024-11-28 03:07:21,279 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-28 03:07:21,279 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 03:07:21,289 INFO L256 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 03:07:21,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:25,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2024-11-28 03:07:25,202 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 19 treesize of output 11 [2024-11-28 03:07:25,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1583 backedges. 34 proven. 14 refuted. 0 times theorem prover too weak. 1535 trivial. 0 not checked. [2024-11-28 03:07:25,251 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:07:25,522 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 44 treesize of output 32 [2024-11-28 03:07:27,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1583 backedges. 24 proven. 24 refuted. 0 times theorem prover too weak. 1535 trivial. 0 not checked. [2024-11-28 03:07:27,350 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:07:27,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [131654904] [2024-11-28 03:07:27,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [131654904] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:07:27,350 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:07:27,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 12 [2024-11-28 03:07:27,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792333240] [2024-11-28 03:07:27,350 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:07:27,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 03:07:27,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:07:27,352 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 03:07:27,352 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:07:27,352 INFO L87 Difference]: Start difference. First operand 436 states and 489 transitions. Second operand has 12 states, 12 states have (on average 13.583333333333334) internal successors, (163), 12 states have internal predecessors, (163), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 03:07:28,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:28,059 INFO L93 Difference]: Finished difference Result 711 states and 796 transitions. [2024-11-28 03:07:28,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:07:28,061 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 13.583333333333334) internal successors, (163), 12 states have internal predecessors, (163), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 296 [2024-11-28 03:07:28,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:28,063 INFO L225 Difference]: With dead ends: 711 [2024-11-28 03:07:28,064 INFO L226 Difference]: Without dead ends: 436 [2024-11-28 03:07:28,064 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 591 GetRequests, 580 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-11-28 03:07:28,065 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 155 mSDsluCounter, 412 mSDsCounter, 0 mSdLazyCounter, 160 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:28,065 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 508 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 160 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 03:07:28,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 436 states. [2024-11-28 03:07:28,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 436 to 377. [2024-11-28 03:07:28,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 325 states have (on average 1.0769230769230769) internal successors, (350), 326 states have internal predecessors, (350), 34 states have call successors, (34), 17 states have call predecessors, (34), 17 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-28 03:07:28,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 418 transitions. [2024-11-28 03:07:28,251 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 418 transitions. Word has length 296 [2024-11-28 03:07:28,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:28,252 INFO L471 AbstractCegarLoop]: Abstraction has 377 states and 418 transitions. [2024-11-28 03:07:28,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 13.583333333333334) internal successors, (163), 12 states have internal predecessors, (163), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 03:07:28,252 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 418 transitions. [2024-11-28 03:07:28,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2024-11-28 03:07:28,254 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:07:28,255 INFO L218 NwaCegarLoop]: trace histogram [27, 27, 27, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:28,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (48)] Ended with exit code 0 [2024-11-28 03:07:28,458 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 48 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:28,459 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:07:28,459 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:07:28,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1479328713, now seen corresponding path program 2 times [2024-11-28 03:07:28,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:07:28,460 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [800338470] [2024-11-28 03:07:28,460 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-28 03:07:28,460 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:28,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:07:28,463 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:07:28,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (49)] Waiting until timeout for monitored process [2024-11-28 03:07:29,275 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-28 03:07:29,275 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 03:07:29,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-28 03:07:29,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:07:32,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2024-11-28 03:07:33,018 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 31 treesize of output 30 [2024-11-28 03:07:33,124 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:07:33,124 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 39 [2024-11-28 03:07:33,146 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:07:33,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 14 [2024-11-28 03:07:33,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1587 backedges. 40 proven. 8 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2024-11-28 03:07:33,199 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:07:33,583 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-28 03:07:33,583 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 66 treesize of output 54 [2024-11-28 03:07:35,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1587 backedges. 38 proven. 10 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2024-11-28 03:07:35,327 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:07:35,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [800338470] [2024-11-28 03:07:35,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [800338470] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:07:35,327 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:07:35,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 10 [2024-11-28 03:07:35,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828943775] [2024-11-28 03:07:35,328 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:07:35,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 03:07:35,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:07:35,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 03:07:35,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:07:35,329 INFO L87 Difference]: Start difference. First operand 377 states and 418 transitions. Second operand has 10 states, 10 states have (on average 16.0) internal successors, (160), 10 states have internal predecessors, (160), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 03:07:36,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:07:36,015 INFO L93 Difference]: Finished difference Result 562 states and 623 transitions. [2024-11-28 03:07:36,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:07:36,016 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 16.0) internal successors, (160), 10 states have internal predecessors, (160), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 302 [2024-11-28 03:07:36,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:07:36,017 INFO L225 Difference]: With dead ends: 562 [2024-11-28 03:07:36,017 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 03:07:36,018 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 605 GetRequests, 595 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:07:36,019 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 185 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 03:07:36,019 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 297 Invalid, 132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 03:07:36,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 03:07:36,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 03:07:36,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:07:36,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 03:07:36,020 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 302 [2024-11-28 03:07:36,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:07:36,020 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:07:36,020 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 16.0) internal successors, (160), 10 states have internal predecessors, (160), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-28 03:07:36,020 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:07:36,020 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 03:07:36,023 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 03:07:36,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (49)] Ended with exit code 0 [2024-11-28 03:07:36,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20bb7969-367f-47e5-84ac-d2fd2a532133/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:07:36,227 INFO L422 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:07:36,229 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 03:07:54,860 WARN L286 SmtUtils]: Spent 18.62s on a formula simplification. DAG size of input: 279 DAG size of output: 323 (called from [L 212] de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.HoareAnnotationComposer.or)