./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-42.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_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6b42afb425befffe59b79424852c909b3e1036728d2e8fd866af9c27ec055fcd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 13:54:48,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 13:54:48,281 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 13:54:48,287 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 13:54:48,287 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 13:54:48,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 13:54:48,310 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 13:54:48,310 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 13:54:48,310 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 13:54:48,311 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 13:54:48,311 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 13:54:48,311 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 13:54:48,311 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 13:54:48,311 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 13:54:48,311 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 13:54:48,311 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 13:54:48,311 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 13:54:48,312 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 13:54:48,312 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 13:54:48,312 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 13:54:48,312 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 13:54:48,312 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 13:54:48,312 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 13:54:48,312 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 13:54:48,312 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 13:54:48,312 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 13:54:48,312 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 13:54:48,312 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 13:54:48,312 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 13:54:48,313 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:54:48,313 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:54:48,313 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:54:48,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:54:48,313 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 13:54:48,313 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:54:48,313 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:54:48,313 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:54:48,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:54:48,313 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 13:54:48,313 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 13:54:48,314 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 13:54:48,314 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 13:54:48,314 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 13:54:48,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 13:54:48,314 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 13:54:48,314 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 13:54:48,314 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 13:54:48,314 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 13:54:48,314 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_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b42afb425befffe59b79424852c909b3e1036728d2e8fd866af9c27ec055fcd [2024-12-02 13:54:48,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 13:54:48,564 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 13:54:48,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 13:54:48,567 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 13:54:48,567 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 13:54:48,568 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-42.i [2024-12-02 13:54:51,315 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/data/9aa93126a/2eb02a138f74444b8ced1f0b0fcf1326/FLAGe653db600 [2024-12-02 13:54:51,514 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 13:54:51,515 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-42.i [2024-12-02 13:54:51,523 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/data/9aa93126a/2eb02a138f74444b8ced1f0b0fcf1326/FLAGe653db600 [2024-12-02 13:54:51,863 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/data/9aa93126a/2eb02a138f74444b8ced1f0b0fcf1326 [2024-12-02 13:54:51,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 13:54:51,866 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 13:54:51,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 13:54:51,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 13:54:51,871 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 13:54:51,872 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:54:51" (1/1) ... [2024-12-02 13:54:51,873 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c3b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:51, skipping insertion in model container [2024-12-02 13:54:51,873 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:54:51" (1/1) ... [2024-12-02 13:54:51,888 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 13:54:52,012 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_1f4f116e-3612-4bbb-b272-063c5a04562f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-42.i[917,930] [2024-12-02 13:54:52,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:54:52,075 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 13:54:52,084 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_1f4f116e-3612-4bbb-b272-063c5a04562f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-42.i[917,930] [2024-12-02 13:54:52,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:54:52,128 INFO L204 MainTranslator]: Completed translation [2024-12-02 13:54:52,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52 WrapperNode [2024-12-02 13:54:52,128 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 13:54:52,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 13:54:52,129 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 13:54:52,129 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 13:54:52,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (1/1) ... [2024-12-02 13:54:52,146 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (1/1) ... [2024-12-02 13:54:52,174 INFO L138 Inliner]: procedures = 29, calls = 141, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 450 [2024-12-02 13:54:52,174 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 13:54:52,175 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 13:54:52,175 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 13:54:52,175 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 13:54:52,184 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (1/1) ... [2024-12-02 13:54:52,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (1/1) ... [2024-12-02 13:54:52,188 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (1/1) ... [2024-12-02 13:54:52,206 INFO L175 MemorySlicer]: Split 115 memory accesses to 5 slices as follows [2, 40, 21, 9, 43]. 37 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 6, 2, 1, 2]. The 15 writes are split as follows [0, 9, 2, 2, 2]. [2024-12-02 13:54:52,206 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (1/1) ... [2024-12-02 13:54:52,206 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (1/1) ... [2024-12-02 13:54:52,219 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (1/1) ... [2024-12-02 13:54:52,220 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (1/1) ... [2024-12-02 13:54:52,224 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (1/1) ... [2024-12-02 13:54:52,227 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (1/1) ... [2024-12-02 13:54:52,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (1/1) ... [2024-12-02 13:54:52,233 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 13:54:52,234 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 13:54:52,234 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 13:54:52,234 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 13:54:52,235 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (1/1) ... [2024-12-02 13:54:52,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:54:52,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:54:52,258 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 13:54:52,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 13:54:52,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 13:54:52,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-12-02 13:54:52,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-12-02 13:54:52,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 13:54:52,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 13:54:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 13:54:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 13:54:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 13:54:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-12-02 13:54:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-12-02 13:54:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-12-02 13:54:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-12-02 13:54:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-12-02 13:54:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 13:54:52,282 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 13:54:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 13:54:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 13:54:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 13:54:52,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 13:54:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 13:54:52,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 13:54:52,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 13:54:52,408 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 13:54:52,410 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 13:54:52,808 INFO L? ?]: Removed 122 outVars from TransFormulas that were not future-live. [2024-12-02 13:54:52,808 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 13:54:52,819 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 13:54:52,819 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 13:54:52,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:54:52 BoogieIcfgContainer [2024-12-02 13:54:52,819 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 13:54:52,822 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 13:54:52,822 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 13:54:52,826 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 13:54:52,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:54:51" (1/3) ... [2024-12-02 13:54:52,827 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f430591 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:54:52, skipping insertion in model container [2024-12-02 13:54:52,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:54:52" (2/3) ... [2024-12-02 13:54:52,827 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f430591 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:54:52, skipping insertion in model container [2024-12-02 13:54:52,827 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:54:52" (3/3) ... [2024-12-02 13:54:52,828 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-42.i [2024-12-02 13:54:52,842 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 13:54:52,843 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-42.i that has 2 procedures, 100 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 13:54:52,897 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 13:54:52,907 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;@62fdc9db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 13:54:52,907 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 13:54:52,911 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 87 states have internal predecessors, (122), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-12-02 13:54:52,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:54:52,919 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:54:52,920 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:54:52,920 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:54:52,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:54:52,933 INFO L85 PathProgramCache]: Analyzing trace with hash 437609435, now seen corresponding path program 1 times [2024-12-02 13:54:52,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:54:52,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289017843] [2024-12-02 13:54:52,938 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:54:52,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:54:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:54:53,185 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-12-02 13:54:53,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:54:53,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289017843] [2024-12-02 13:54:53,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289017843] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:54:53,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1473686632] [2024-12-02 13:54:53,186 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:54:53,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:54:53,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:54:53,189 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:54:53,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 13:54:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:54:53,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 436 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 13:54:53,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:54:53,422 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-12-02 13:54:53,422 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:54:53,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1473686632] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:54:53,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:54:53,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 13:54:53,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176207378] [2024-12-02 13:54:53,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:54:53,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 13:54:53,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:54:53,442 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 13:54:53,442 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:54:53,444 INFO L87 Difference]: Start difference. First operand has 100 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 87 states have internal predecessors, (122), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 13:54:53,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:54:53,465 INFO L93 Difference]: Finished difference Result 193 states and 293 transitions. [2024-12-02 13:54:53,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 13:54:53,467 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) Word has length 103 [2024-12-02 13:54:53,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:54:53,473 INFO L225 Difference]: With dead ends: 193 [2024-12-02 13:54:53,473 INFO L226 Difference]: Without dead ends: 96 [2024-12-02 13:54:53,475 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:54:53,477 INFO L435 NwaCegarLoop]: 135 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, 135 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:54:53,478 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:54:53,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-12-02 13:54:53,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-12-02 13:54:53,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-12-02 13:54:53,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 135 transitions. [2024-12-02 13:54:53,510 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 135 transitions. Word has length 103 [2024-12-02 13:54:53,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:54:53,511 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 135 transitions. [2024-12-02 13:54:53,511 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 13:54:53,511 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 135 transitions. [2024-12-02 13:54:53,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:54:53,514 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:54:53,514 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:54:53,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 13:54:53,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:54:53,715 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:54:53,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:54:53,715 INFO L85 PathProgramCache]: Analyzing trace with hash -383646895, now seen corresponding path program 1 times [2024-12-02 13:54:53,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:54:53,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318550958] [2024-12-02 13:54:53,716 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:54:53,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:54:53,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:54:54,345 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:54:54,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:54:54,345 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318550958] [2024-12-02 13:54:54,345 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318550958] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:54:54,345 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:54:54,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 13:54:54,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318602005] [2024-12-02 13:54:54,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:54:54,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 13:54:54,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:54:54,347 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 13:54:54,347 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 13:54:54,347 INFO L87 Difference]: Start difference. First operand 96 states and 135 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:54,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:54:54,413 INFO L93 Difference]: Finished difference Result 189 states and 267 transitions. [2024-12-02 13:54:54,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 13:54:54,414 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:54:54,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:54:54,415 INFO L225 Difference]: With dead ends: 189 [2024-12-02 13:54:54,415 INFO L226 Difference]: Without dead ends: 96 [2024-12-02 13:54:54,416 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 13:54:54,416 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:54:54,417 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 369 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:54:54,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-12-02 13:54:54,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-12-02 13:54:54,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 83 states have (on average 1.3493975903614457) internal successors, (112), 83 states have internal predecessors, (112), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-12-02 13:54:54,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 134 transitions. [2024-12-02 13:54:54,424 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 134 transitions. Word has length 103 [2024-12-02 13:54:54,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:54:54,425 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 134 transitions. [2024-12-02 13:54:54,426 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:54,426 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 134 transitions. [2024-12-02 13:54:54,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:54:54,427 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:54:54,427 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:54:54,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 13:54:54,427 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:54:54,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:54:54,428 INFO L85 PathProgramCache]: Analyzing trace with hash -243098285, now seen corresponding path program 1 times [2024-12-02 13:54:54,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:54:54,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411925724] [2024-12-02 13:54:54,428 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:54:54,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:54:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:54:55,022 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:54:55,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:54:55,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411925724] [2024-12-02 13:54:55,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411925724] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:54:55,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:54:55,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 13:54:55,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848993433] [2024-12-02 13:54:55,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:54:55,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 13:54:55,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:54:55,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 13:54:55,024 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 13:54:55,024 INFO L87 Difference]: Start difference. First operand 96 states and 134 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:55,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:54:55,083 INFO L93 Difference]: Finished difference Result 189 states and 265 transitions. [2024-12-02 13:54:55,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 13:54:55,084 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:54:55,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:54:55,086 INFO L225 Difference]: With dead ends: 189 [2024-12-02 13:54:55,086 INFO L226 Difference]: Without dead ends: 96 [2024-12-02 13:54:55,086 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 13:54:55,087 INFO L435 NwaCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:54:55,087 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 366 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:54:55,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-12-02 13:54:55,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-12-02 13:54:55,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 83 states have (on average 1.3373493975903614) internal successors, (111), 83 states have internal predecessors, (111), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-12-02 13:54:55,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 133 transitions. [2024-12-02 13:54:55,095 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 133 transitions. Word has length 103 [2024-12-02 13:54:55,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:54:55,096 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 133 transitions. [2024-12-02 13:54:55,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:55,096 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 133 transitions. [2024-12-02 13:54:55,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:54:55,098 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:54:55,098 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:54:55,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 13:54:55,098 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:54:55,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:54:55,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1254215535, now seen corresponding path program 1 times [2024-12-02 13:54:55,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:54:55,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083890087] [2024-12-02 13:54:55,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:54:55,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:54:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:54:55,992 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:54:55,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:54:55,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083890087] [2024-12-02 13:54:55,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083890087] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:54:55,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:54:55,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 13:54:55,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429947325] [2024-12-02 13:54:55,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:54:55,993 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 13:54:55,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:54:55,994 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 13:54:55,994 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-12-02 13:54:55,994 INFO L87 Difference]: Start difference. First operand 96 states and 133 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:56,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:54:56,301 INFO L93 Difference]: Finished difference Result 220 states and 306 transitions. [2024-12-02 13:54:56,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 13:54:56,302 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:54:56,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:54:56,303 INFO L225 Difference]: With dead ends: 220 [2024-12-02 13:54:56,303 INFO L226 Difference]: Without dead ends: 127 [2024-12-02 13:54:56,304 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-12-02 13:54:56,305 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 194 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 572 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:54:56,305 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 572 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 13:54:56,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-12-02 13:54:56,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 126. [2024-12-02 13:54:56,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 103 states have (on average 1.3009708737864079) internal successors, (134), 104 states have internal predecessors, (134), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 13:54:56,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 174 transitions. [2024-12-02 13:54:56,321 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 174 transitions. Word has length 103 [2024-12-02 13:54:56,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:54:56,322 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 174 transitions. [2024-12-02 13:54:56,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:56,322 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 174 transitions. [2024-12-02 13:54:56,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:54:56,323 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:54:56,324 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:54:56,324 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 13:54:56,324 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:54:56,324 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:54:56,324 INFO L85 PathProgramCache]: Analyzing trace with hash -553150957, now seen corresponding path program 1 times [2024-12-02 13:54:56,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:54:56,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076641838] [2024-12-02 13:54:56,325 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:54:56,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:54:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:54:57,511 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-12-02 13:54:57,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:54:57,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076641838] [2024-12-02 13:54:57,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076641838] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:54:57,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [478536002] [2024-12-02 13:54:57,511 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:54:57,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:54:57,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:54:57,513 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:54:57,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 13:54:57,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:54:57,716 INFO L256 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-02 13:54:57,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:54:57,791 INFO L349 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2024-12-02 13:54:57,792 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 19 treesize of output 27 [2024-12-02 13:54:57,872 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 11 treesize of output 7 [2024-12-02 13:54:58,056 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:54:58,056 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:54:58,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [478536002] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:54:58,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:54:58,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [11] total 18 [2024-12-02 13:54:58,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942891046] [2024-12-02 13:54:58,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:54:58,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 13:54:58,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:54:58,058 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 13:54:58,059 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2024-12-02 13:54:58,059 INFO L87 Difference]: Start difference. First operand 126 states and 174 transitions. Second operand has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:58,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:54:58,412 INFO L93 Difference]: Finished difference Result 311 states and 428 transitions. [2024-12-02 13:54:58,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 13:54:58,412 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:54:58,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:54:58,414 INFO L225 Difference]: With dead ends: 311 [2024-12-02 13:54:58,414 INFO L226 Difference]: Without dead ends: 212 [2024-12-02 13:54:58,415 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=396, Unknown=0, NotChecked=0, Total=462 [2024-12-02 13:54:58,415 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 224 mSDsluCounter, 824 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 224 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:54:58,416 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [224 Valid, 974 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 13:54:58,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-12-02 13:54:58,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 146. [2024-12-02 13:54:58,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 123 states have (on average 1.3170731707317074) internal successors, (162), 124 states have internal predecessors, (162), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 13:54:58,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 202 transitions. [2024-12-02 13:54:58,433 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 202 transitions. Word has length 103 [2024-12-02 13:54:58,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:54:58,434 INFO L471 AbstractCegarLoop]: Abstraction has 146 states and 202 transitions. [2024-12-02 13:54:58,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:58,434 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 202 transitions. [2024-12-02 13:54:58,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:54:58,435 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:54:58,436 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:54:58,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 13:54:58,636 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:54:58,636 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:54:58,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:54:58,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1624378004, now seen corresponding path program 1 times [2024-12-02 13:54:58,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:54:58,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898427068] [2024-12-02 13:54:58,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:54:58,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:54:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:54:58,833 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:54:58,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:54:58,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898427068] [2024-12-02 13:54:58,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898427068] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:54:58,833 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:54:58,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 13:54:58,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704353420] [2024-12-02 13:54:58,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:54:58,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 13:54:58,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:54:58,834 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 13:54:58,834 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 13:54:58,835 INFO L87 Difference]: Start difference. First operand 146 states and 202 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:58,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:54:58,882 INFO L93 Difference]: Finished difference Result 265 states and 365 transitions. [2024-12-02 13:54:58,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 13:54:58,882 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:54:58,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:54:58,884 INFO L225 Difference]: With dead ends: 265 [2024-12-02 13:54:58,885 INFO L226 Difference]: Without dead ends: 146 [2024-12-02 13:54:58,885 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 13:54:58,886 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:54:58,886 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 364 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:54:58,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2024-12-02 13:54:58,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2024-12-02 13:54:58,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 123 states have (on average 1.3089430894308942) internal successors, (161), 124 states have internal predecessors, (161), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 13:54:58,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 201 transitions. [2024-12-02 13:54:58,899 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 201 transitions. Word has length 103 [2024-12-02 13:54:58,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:54:58,899 INFO L471 AbstractCegarLoop]: Abstraction has 146 states and 201 transitions. [2024-12-02 13:54:58,900 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:58,900 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 201 transitions. [2024-12-02 13:54:58,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:54:58,901 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:54:58,901 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:54:58,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 13:54:58,901 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:54:58,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:54:58,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1659472042, now seen corresponding path program 1 times [2024-12-02 13:54:58,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:54:58,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193010312] [2024-12-02 13:54:58,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:54:58,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:54:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:54:59,090 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:54:59,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:54:59,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193010312] [2024-12-02 13:54:59,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193010312] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:54:59,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:54:59,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 13:54:59,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930017290] [2024-12-02 13:54:59,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:54:59,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 13:54:59,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:54:59,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 13:54:59,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 13:54:59,092 INFO L87 Difference]: Start difference. First operand 146 states and 201 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:59,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:54:59,138 INFO L93 Difference]: Finished difference Result 263 states and 361 transitions. [2024-12-02 13:54:59,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 13:54:59,138 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:54:59,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:54:59,140 INFO L225 Difference]: With dead ends: 263 [2024-12-02 13:54:59,140 INFO L226 Difference]: Without dead ends: 144 [2024-12-02 13:54:59,140 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 13:54:59,141 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 0 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 358 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:54:59,141 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 358 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:54:59,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-12-02 13:54:59,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2024-12-02 13:54:59,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 121 states have (on average 1.2975206611570247) internal successors, (157), 122 states have internal predecessors, (157), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 13:54:59,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 197 transitions. [2024-12-02 13:54:59,153 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 197 transitions. Word has length 103 [2024-12-02 13:54:59,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:54:59,154 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 197 transitions. [2024-12-02 13:54:59,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:59,154 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 197 transitions. [2024-12-02 13:54:59,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:54:59,155 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:54:59,155 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:54:59,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 13:54:59,155 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:54:59,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:54:59,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1145197850, now seen corresponding path program 1 times [2024-12-02 13:54:59,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:54:59,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41768835] [2024-12-02 13:54:59,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:54:59,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:54:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:54:59,318 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:54:59,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:54:59,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41768835] [2024-12-02 13:54:59,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41768835] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:54:59,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:54:59,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 13:54:59,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981902073] [2024-12-02 13:54:59,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:54:59,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 13:54:59,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:54:59,319 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 13:54:59,319 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 13:54:59,319 INFO L87 Difference]: Start difference. First operand 144 states and 197 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:59,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:54:59,367 INFO L93 Difference]: Finished difference Result 261 states and 355 transitions. [2024-12-02 13:54:59,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 13:54:59,368 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:54:59,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:54:59,369 INFO L225 Difference]: With dead ends: 261 [2024-12-02 13:54:59,369 INFO L226 Difference]: Without dead ends: 144 [2024-12-02 13:54:59,369 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 13:54:59,370 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 356 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:54:59,370 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 356 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:54:59,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2024-12-02 13:54:59,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 144. [2024-12-02 13:54:59,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 121 states have (on average 1.2892561983471074) internal successors, (156), 122 states have internal predecessors, (156), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 13:54:59,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 196 transitions. [2024-12-02 13:54:59,382 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 196 transitions. Word has length 103 [2024-12-02 13:54:59,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:54:59,382 INFO L471 AbstractCegarLoop]: Abstraction has 144 states and 196 transitions. [2024-12-02 13:54:59,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:59,383 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2024-12-02 13:54:59,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:54:59,383 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:54:59,384 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:54:59,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 13:54:59,384 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:54:59,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:54:59,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1285746460, now seen corresponding path program 1 times [2024-12-02 13:54:59,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:54:59,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858115656] [2024-12-02 13:54:59,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:54:59,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:54:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:54:59,498 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:54:59,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:54:59,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858115656] [2024-12-02 13:54:59,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858115656] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:54:59,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:54:59,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:54:59,498 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651120079] [2024-12-02 13:54:59,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:54:59,498 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:54:59,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:54:59,499 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:54:59,499 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:54:59,499 INFO L87 Difference]: Start difference. First operand 144 states and 196 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:59,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:54:59,515 INFO L93 Difference]: Finished difference Result 237 states and 320 transitions. [2024-12-02 13:54:59,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:54:59,516 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:54:59,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:54:59,517 INFO L225 Difference]: With dead ends: 237 [2024-12-02 13:54:59,517 INFO L226 Difference]: Without dead ends: 120 [2024-12-02 13:54:59,517 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:54:59,518 INFO L435 NwaCegarLoop]: 122 mSDtfsCounter, 0 mSDsluCounter, 119 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 241 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:54:59,518 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 241 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:54:59,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-12-02 13:54:59,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2024-12-02 13:54:59,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 97 states have (on average 1.2577319587628866) internal successors, (122), 98 states have internal predecessors, (122), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 13:54:59,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 162 transitions. [2024-12-02 13:54:59,530 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 162 transitions. Word has length 103 [2024-12-02 13:54:59,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:54:59,530 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 162 transitions. [2024-12-02 13:54:59,530 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:54:59,530 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 162 transitions. [2024-12-02 13:54:59,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-02 13:54:59,531 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:54:59,531 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:54:59,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 13:54:59,532 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:54:59,532 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:54:59,532 INFO L85 PathProgramCache]: Analyzing trace with hash 3754956, now seen corresponding path program 1 times [2024-12-02 13:54:59,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:54:59,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874505360] [2024-12-02 13:54:59,532 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:54:59,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:54:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:00,245 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 3 proven. 27 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-12-02 13:55:00,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:55:00,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874505360] [2024-12-02 13:55:00,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874505360] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:55:00,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2058146822] [2024-12-02 13:55:00,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:00,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:55:00,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:55:00,247 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:55:00,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 13:55:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:00,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-02 13:55:00,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:00,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 13:55:00,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-12-02 13:55:01,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-12-02 13:55:01,301 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-12-02 13:55:01,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 13:55:01,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-12-02 13:55:01,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 23 [2024-12-02 13:55:01,844 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 23 proven. 132 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-12-02 13:55:01,844 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:55:01,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2058146822] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:55:01,987 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:55:01,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 18 [2024-12-02 13:55:01,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880823504] [2024-12-02 13:55:01,988 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 13:55:01,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-12-02 13:55:01,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:55:01,989 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-12-02 13:55:01,989 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=271, Unknown=0, NotChecked=0, Total=342 [2024-12-02 13:55:01,989 INFO L87 Difference]: Start difference. First operand 120 states and 162 transitions. Second operand has 18 states, 16 states have (on average 6.125) internal successors, (98), 18 states have internal predecessors, (98), 9 states have call successors, (22), 4 states have call predecessors, (22), 6 states have return successors, (22), 7 states have call predecessors, (22), 9 states have call successors, (22) [2024-12-02 13:55:02,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:02,397 INFO L93 Difference]: Finished difference Result 229 states and 299 transitions. [2024-12-02 13:55:02,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 13:55:02,397 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 6.125) internal successors, (98), 18 states have internal predecessors, (98), 9 states have call successors, (22), 4 states have call predecessors, (22), 6 states have return successors, (22), 7 states have call predecessors, (22), 9 states have call successors, (22) Word has length 105 [2024-12-02 13:55:02,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:02,399 INFO L225 Difference]: With dead ends: 229 [2024-12-02 13:55:02,399 INFO L226 Difference]: Without dead ends: 136 [2024-12-02 13:55:02,399 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 133 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=153, Invalid=447, Unknown=0, NotChecked=0, Total=600 [2024-12-02 13:55:02,400 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 164 mSDsluCounter, 544 mSDsCounter, 0 mSdLazyCounter, 329 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 633 SdHoareTripleChecker+Invalid, 345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:02,400 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 633 Invalid, 345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 329 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 13:55:02,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2024-12-02 13:55:02,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 128. [2024-12-02 13:55:02,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 103 states have (on average 1.233009708737864) internal successors, (127), 104 states have internal predecessors, (127), 20 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 13:55:02,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 167 transitions. [2024-12-02 13:55:02,410 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 167 transitions. Word has length 105 [2024-12-02 13:55:02,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:02,410 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 167 transitions. [2024-12-02 13:55:02,410 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 16 states have (on average 6.125) internal successors, (98), 18 states have internal predecessors, (98), 9 states have call successors, (22), 4 states have call predecessors, (22), 6 states have return successors, (22), 7 states have call predecessors, (22), 9 states have call successors, (22) [2024-12-02 13:55:02,410 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 167 transitions. [2024-12-02 13:55:02,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-02 13:55:02,411 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:02,411 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:02,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 13:55:02,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:55:02,612 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:02,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:02,612 INFO L85 PathProgramCache]: Analyzing trace with hash -71124621, now seen corresponding path program 1 times [2024-12-02 13:55:02,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:55:02,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853832958] [2024-12-02 13:55:02,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:02,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:55:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:02,932 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:55:02,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:55:02,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853832958] [2024-12-02 13:55:02,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853832958] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:55:02,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:55:02,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 13:55:02,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147028323] [2024-12-02 13:55:02,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:02,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 13:55:02,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:55:02,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 13:55:02,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 13:55:02,934 INFO L87 Difference]: Start difference. First operand 128 states and 167 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:03,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:03,003 INFO L93 Difference]: Finished difference Result 225 states and 292 transitions. [2024-12-02 13:55:03,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 13:55:03,003 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 105 [2024-12-02 13:55:03,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:03,004 INFO L225 Difference]: With dead ends: 225 [2024-12-02 13:55:03,004 INFO L226 Difference]: Without dead ends: 128 [2024-12-02 13:55:03,005 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-12-02 13:55:03,005 INFO L435 NwaCegarLoop]: 113 mSDtfsCounter, 115 mSDsluCounter, 322 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:03,005 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 435 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 46 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:55:03,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2024-12-02 13:55:03,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2024-12-02 13:55:03,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 103 states have (on average 1.2233009708737863) internal successors, (126), 104 states have internal predecessors, (126), 20 states have call successors, (20), 4 states have call predecessors, (20), 4 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 13:55:03,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 166 transitions. [2024-12-02 13:55:03,019 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 166 transitions. Word has length 105 [2024-12-02 13:55:03,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:03,020 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 166 transitions. [2024-12-02 13:55:03,020 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:03,020 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 166 transitions. [2024-12-02 13:55:03,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-02 13:55:03,021 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:03,021 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:03,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 13:55:03,022 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:03,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:03,022 INFO L85 PathProgramCache]: Analyzing trace with hash 746523829, now seen corresponding path program 1 times [2024-12-02 13:55:03,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:55:03,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315615840] [2024-12-02 13:55:03,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:03,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:55:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 13:55:03,160 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 13:55:03,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 13:55:03,302 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 13:55:03,303 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 13:55:03,304 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 13:55:03,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 13:55:03,308 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:03,400 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 13:55:03,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:55:03 BoogieIcfgContainer [2024-12-02 13:55:03,403 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 13:55:03,404 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 13:55:03,404 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 13:55:03,404 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 13:55:03,405 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:54:52" (3/4) ... [2024-12-02 13:55:03,407 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 13:55:03,407 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 13:55:03,408 INFO L158 Benchmark]: Toolchain (without parser) took 11541.93ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 115.8MB in the beginning and 289.6MB in the end (delta: -173.8MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2024-12-02 13:55:03,408 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:55:03,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.33ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 100.8MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 13:55:03,409 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.35ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 97.3MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:55:03,409 INFO L158 Benchmark]: Boogie Preprocessor took 58.00ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 93.2MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 13:55:03,409 INFO L158 Benchmark]: RCFGBuilder took 585.84ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 60.4MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-02 13:55:03,410 INFO L158 Benchmark]: TraceAbstraction took 10581.33ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 59.9MB in the beginning and 289.6MB in the end (delta: -229.8MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. [2024-12-02 13:55:03,410 INFO L158 Benchmark]: Witness Printer took 3.81ms. Allocated memory is still 377.5MB. Free memory was 289.6MB in the beginning and 289.6MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:55:03,411 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.33ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 100.8MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.35ms. Allocated memory is still 142.6MB. Free memory was 100.8MB in the beginning and 97.3MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.00ms. Allocated memory is still 142.6MB. Free memory was 97.3MB in the beginning and 93.2MB in the end (delta: 4.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 585.84ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 60.4MB in the end (delta: 32.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 10581.33ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 59.9MB in the beginning and 289.6MB in the end (delta: -229.8MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. * Witness Printer took 3.81ms. Allocated memory is still 377.5MB. Free memory was 289.6MB in the beginning and 289.6MB in the end (delta: 33.3kB). 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 66, overapproximation of someBinaryFLOATComparisonOperation at line 86, overapproximation of someBinaryFLOATComparisonOperation at line 94, overapproximation of someBinaryFLOATComparisonOperation at line 49, overapproximation of someBinaryFLOATComparisonOperation at line 55, overapproximation of someBinaryFLOATComparisonOperation at line 94, overapproximation of someBinaryFLOATComparisonOperation at line 86. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][3] = { {1, 0, 0}, {0, 0, 0} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][3] = { {1, 0, 0}, {0, 0, 0} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][3] = { {1, 0, 0}, {0, 0, 0} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][3] = { {1, 0, 0}, {0, 0, 0} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][3] = { {1, 0, 0}, {0, 0, 0} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][3] = { {1, 0, 0}, {0, 0, 0} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][3] = { {1, 0, 0}, {0, 0, 0} }; [L25] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer = &(BOOL_unsigned_char_Array_0[0][0]); [L26] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer = &(BOOL_unsigned_char_Array_0[1][0]); [L27] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer = &(BOOL_unsigned_char_Array_0[0][1]); [L28] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer = &(BOOL_unsigned_char_Array_0[1][1]); [L29] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer = &(BOOL_unsigned_char_Array_0[0][2]); [L30] unsigned char* BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer = &(BOOL_unsigned_char_Array_0[1][2]); [L31-L33] float float_Array_0[2] = { 16.5, 127.25 }; [L31-L33] float float_Array_0[2] = { 16.5, 127.25 }; [L31-L33] float float_Array_0[2] = { 16.5, 127.25 }; [L34] float* float_Array_0_arrayfloat_Array_0arrayVar0_Pointer = &(float_Array_0[0]); [L35] float* float_Array_0_arrayfloat_Array_0arrayVar1_Pointer = &(float_Array_0[1]); [L36-L38] signed long int signed_long_int_Array_0[1] = { -1 }; [L36-L38] signed long int signed_long_int_Array_0[1] = { -1 }; [L39] signed long int* signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer = &(signed_long_int_Array_0[0]); [L40-L42] unsigned char unsigned_char_Array_0[2] = { 4, 5 }; [L40-L42] unsigned char unsigned_char_Array_0[2] = { 4, 5 }; [L40-L42] unsigned char unsigned_char_Array_0[2] = { 4, 5 }; [L43] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer = &(unsigned_char_Array_0[0]); [L44] unsigned char* unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer = &(unsigned_char_Array_0[1]); VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=0, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L98] isInitial = 1 [L99] FCALL initially() [L101] FCALL updateLastVariables() [L102] CALL updateVariables() [L73] BOOL_unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L74] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L74] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L74] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L75] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L75] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L75] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L76] BOOL_unsigned_char_Array_0[0][1] = __VERIFIER_nondet_uchar() [L77] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L78] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L78] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L78] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L79] BOOL_unsigned_char_Array_0[0][2] = __VERIFIER_nondet_uchar() [L80] EXPR BOOL_unsigned_char_Array_0[0][2] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L80] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L80] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L81] EXPR BOOL_unsigned_char_Array_0[0][2] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L81] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][2] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L81] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][2] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L82] BOOL_unsigned_char_Array_0[1][2] = __VERIFIER_nondet_uchar() [L83] EXPR BOOL_unsigned_char_Array_0[1][2] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L83] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L83] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][2] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L84] EXPR BOOL_unsigned_char_Array_0[1][2] VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L84] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][2] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L84] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][2] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L85] float_Array_0[1] = __VERIFIER_nondet_float() [L86] EXPR float_Array_0[1] [L86] EXPR float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L86] EXPR float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F [L86] EXPR float_Array_0[1] [L86] EXPR float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L86] EXPR (float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L86] EXPR (float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L86] CALL assume_abort_if_not((float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L86] RET assume_abort_if_not((float_Array_0[1] >= -922337.2036854765600e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 9223372.036854765600e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L87] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L88] 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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L88] 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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L88] 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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L89] 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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L89] 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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, \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}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L89] 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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L102] RET updateVariables() [L103] CALL step() [L48] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L48] (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) = ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 100) [L49] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L49] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) < (64.15f)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) : (64.15f) [L49] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) [L49] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) < (64.15f)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) : (64.15f) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L49] (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) = (((((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) < (64.15f)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) : (64.15f))) [L50] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L50] 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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L50] COND FALSE !((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) > (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) [L53] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L53] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L53] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L53] 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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L53] EXPR ((((*(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)) - (*(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)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) [L53] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L53] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L53] EXPR ((((*(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)) - (*(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)))) : (((*(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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L53] (*(signed_long_int_Array_0_arraysigned_long_int_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)) - (*(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)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))) [L55] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) [L55] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L55] COND TRUE (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) <= (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) [L56] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L56] 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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L56] COND TRUE (*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) != (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) [L57] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer) [L57] (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) = (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer)) [L66] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L66] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L66] COND FALSE !((- (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) > (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) [L69] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L69] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L69] EXPR ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) <= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L69] EXPR ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) <= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) [L69] EXPR \read(*BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer) [L69] EXPR ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) <= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L69] (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) = (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) <= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))) [L103] RET step() [L104] CALL, EXPR property() [L94] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L94] 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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94] EXPR ((*(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))) < ((*(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))))) - 10))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(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)) - (*(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)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))))))) [L94] EXPR \read(*signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer) [L94] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L94] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L94] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L94] 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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94] EXPR ((((*(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)) - (*(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)))) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) - (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)))) [L94] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L94] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L94] EXPR ((((*(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)) - (*(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)))) : (((*(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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94] EXPR ((*(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))) < ((*(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))))) - 10))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(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)) - (*(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)))) : (((*(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}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94] EXPR (((*(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))) < ((*(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))))) - 10))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(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)) - (*(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)))) : (((*(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)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 100))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94] EXPR (((*(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))) < ((*(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))))) - 10))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(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)) - (*(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)))) : (((*(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)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 100))) [L94] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer) [L94] EXPR \read(*unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer) [L94] EXPR (((*(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))) < ((*(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))))) - 10))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(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)) - (*(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)))) : (((*(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)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 100))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94] EXPR ((((*(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))) < ((*(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))))) - 10))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(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)) - (*(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)))) : (((*(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)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 100)))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) < (64.15f)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) : (64.15f))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94] EXPR ((((*(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))) < ((*(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))))) - 10))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(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)) - (*(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)))) : (((*(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)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 100)))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) < (64.15f)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) : (64.15f))))) [L94] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar0_Pointer) [L94] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) < (64.15f)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) : (64.15f) [L94] EXPR \read(*float_Array_0_arrayfloat_Array_0arrayVar1_Pointer) [L94] EXPR (((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) < (64.15f)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) : (64.15f) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94] EXPR ((((*(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))) < ((*(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))))) - 10))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(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)) - (*(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)))) : (((*(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)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 100)))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) < (64.15f)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) : (64.15f))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94] EXPR (((((*(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))) < ((*(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))))) - 10))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(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)) - (*(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)))) : (((*(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)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 100)))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) < (64.15f)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) : (64.15f)))))) && (((- (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) > (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) || ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) <= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94] EXPR (((((*(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))) < ((*(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))))) - 10))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(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)) - (*(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)))) : (((*(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)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 100)))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) < (64.15f)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) : (64.15f)))))) && (((- (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) > (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) || ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) <= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer)))))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94] EXPR ((((((*(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))) < ((*(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))))) - 10))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(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)) - (*(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)))) : (((*(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)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 100)))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) < (64.15f)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) : (64.15f)))))) && (((- (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) > (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) || ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) <= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) <= (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) ? (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) != (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer)))) : 1) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) <= 1000000) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) 0)) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) 0)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94] EXPR ((((((*(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))) < ((*(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))))) - 10))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(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)) - (*(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)))) : (((*(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)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 100)))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) < (64.15f)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) : (64.15f)))))) && (((- (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) > (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) || ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) <= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) <= (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) ? (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) != (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer)))) : 1) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) <= 1000000) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) 0)) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) 0)))) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L94-L95] return ((((((*(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))) < ((*(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))))) - 10))) : ((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) == ((signed long int) ((((((*(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)) - (*(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)))) : (((*(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)) == ((unsigned char) ((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer)) + 100)))) && ((*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer)) == ((float) (((((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) < (64.15f)) ? ((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) : (64.15f)))))) && (((- (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) > (*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer)) || ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) && ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer)) || (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))))))) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer)) == ((unsigned char) (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) <= (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer))) && (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer))))))) && (((*(float_Array_0_arrayfloat_Array_0arrayVar1_Pointer)) <= (*(float_Array_0_arrayfloat_Array_0arrayVar0_Pointer))) ? (((*(signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer)) != (*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer))) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) (*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer)))) : 1) : (((*(unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer)) <= 1000000) ? ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) 0)) : ((*(BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer)) == ((unsigned char) 0)))) ; [L104] RET, EXPR property() [L104] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var0_Pointer={4:0}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var1_Pointer={4:3}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var2_Pointer={4:1}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var3_Pointer={4:4}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var4_Pointer={4:2}, BOOL_unsigned_char_Array_0_arrayBOOL_unsigned_char_Array_0Var5_Pointer={4:5}, float_Array_0={5:0}, float_Array_0_arrayfloat_Array_0arrayVar0_Pointer={5:0}, float_Array_0_arrayfloat_Array_0arrayVar1_Pointer={5:4}, isInitial=1, signed_long_int_Array_0={6:0}, signed_long_int_Array_0_arraysigned_long_int_Array_0Var0_Pointer={6:0}, unsigned_char_Array_0={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var0_Pointer={7:0}, unsigned_char_Array_0_arrayunsigned_char_Array_0Var1_Pointer={7:1}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 100 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.4s, OverallIterations: 12, TraceHistogramMax: 11, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 703 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 697 mSDsluCounter, 4803 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3403 mSDsCounter, 35 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 927 IncrementalHoareTripleChecker+Invalid, 962 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 35 mSolverCounterUnsat, 1400 mSDtfsCounter, 927 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 429 GetRequests, 358 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=146occurred in iteration=5, InterpolantAutomatonStates: 60, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 75 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 1553 NumberOfCodeBlocks, 1553 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1434 ConstructedInterpolants, 0 QuantifiedInterpolants, 5847 SizeOfPredicates, 18 NumberOfNonLiveVariables, 1313 ConjunctsInSsa, 58 ConjunctsInUnsatCore, 14 InterpolantComputations, 10 PerfectInterpolantSequences, 2874/3080 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 13:55:03,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6b42afb425befffe59b79424852c909b3e1036728d2e8fd866af9c27ec055fcd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 13:55:05,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 13:55:05,432 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 13:55:05,439 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 13:55:05,439 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 13:55:05,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 13:55:05,462 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 13:55:05,462 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 13:55:05,463 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 13:55:05,463 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 13:55:05,463 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 13:55:05,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 13:55:05,464 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 13:55:05,464 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 13:55:05,464 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 13:55:05,464 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 13:55:05,464 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 13:55:05,464 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 13:55:05,464 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 13:55:05,465 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 13:55:05,465 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 13:55:05,465 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 13:55:05,465 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 13:55:05,465 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 13:55:05,465 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 13:55:05,465 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 13:55:05,465 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 13:55:05,465 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 13:55:05,465 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 13:55:05,465 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 13:55:05,465 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 13:55:05,465 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:55:05,465 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:55:05,466 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:55:05,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:55:05,466 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 13:55:05,466 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:55:05,466 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:55:05,466 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:55:05,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:55:05,466 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 13:55:05,466 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 13:55:05,466 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 13:55:05,467 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 13:55:05,467 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 13:55:05,467 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 13:55:05,467 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 13:55:05,467 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 13:55:05,467 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 13:55:05,467 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 13:55:05,467 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_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b42afb425befffe59b79424852c909b3e1036728d2e8fd866af9c27ec055fcd [2024-12-02 13:55:05,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 13:55:05,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 13:55:05,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 13:55:05,718 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 13:55:05,718 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 13:55:05,719 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-42.i [2024-12-02 13:55:08,479 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/data/9cafd7c59/526120be4cdd4ba4bee8c4e9f20aaee3/FLAG6f806cc45 [2024-12-02 13:55:08,651 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 13:55:08,651 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-42.i [2024-12-02 13:55:08,659 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/data/9cafd7c59/526120be4cdd4ba4bee8c4e9f20aaee3/FLAG6f806cc45 [2024-12-02 13:55:09,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/data/9cafd7c59/526120be4cdd4ba4bee8c4e9f20aaee3 [2024-12-02 13:55:09,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 13:55:09,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 13:55:09,032 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 13:55:09,032 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 13:55:09,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 13:55:09,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390c3b50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09, skipping insertion in model container [2024-12-02 13:55:09,036 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,052 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 13:55:09,171 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_1f4f116e-3612-4bbb-b272-063c5a04562f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-42.i[917,930] [2024-12-02 13:55:09,220 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:55:09,234 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 13:55:09,244 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_1f4f116e-3612-4bbb-b272-063c5a04562f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-ap_file-42.i[917,930] [2024-12-02 13:55:09,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:55:09,291 INFO L204 MainTranslator]: Completed translation [2024-12-02 13:55:09,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09 WrapperNode [2024-12-02 13:55:09,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 13:55:09,293 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 13:55:09,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 13:55:09,293 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 13:55:09,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,334 INFO L138 Inliner]: procedures = 33, calls = 141, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 450 [2024-12-02 13:55:09,335 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 13:55:09,335 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 13:55:09,335 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 13:55:09,335 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 13:55:09,341 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,345 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,358 INFO L175 MemorySlicer]: Split 115 memory accesses to 5 slices as follows [2, 40, 21, 9, 43]. 37 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 6, 2, 1, 2]. The 15 writes are split as follows [0, 9, 2, 2, 2]. [2024-12-02 13:55:09,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,375 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,376 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,380 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,384 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,386 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,391 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 13:55:09,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 13:55:09,391 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 13:55:09,392 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 13:55:09,393 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (1/1) ... [2024-12-02 13:55:09,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:55:09,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:55:09,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 13:55:09,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 13:55:09,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 13:55:09,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-12-02 13:55:09,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-12-02 13:55:09,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-12-02 13:55:09,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-12-02 13:55:09,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-12-02 13:55:09,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 13:55:09,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-12-02 13:55:09,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-12-02 13:55:09,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-12-02 13:55:09,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-12-02 13:55:09,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-12-02 13:55:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-12-02 13:55:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-12-02 13:55:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-12-02 13:55:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-12-02 13:55:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-12-02 13:55:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-12-02 13:55:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-12-02 13:55:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-12-02 13:55:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-12-02 13:55:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-12-02 13:55:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-12-02 13:55:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-12-02 13:55:09,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 13:55:09,449 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 13:55:09,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 13:55:09,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-12-02 13:55:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-12-02 13:55:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-12-02 13:55:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-12-02 13:55:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-12-02 13:55:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-12-02 13:55:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-12-02 13:55:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-12-02 13:55:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-12-02 13:55:09,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-12-02 13:55:09,578 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 13:55:09,579 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 13:55:10,052 INFO L? ?]: Removed 122 outVars from TransFormulas that were not future-live. [2024-12-02 13:55:10,052 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 13:55:10,063 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 13:55:10,063 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 13:55:10,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:55:10 BoogieIcfgContainer [2024-12-02 13:55:10,063 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 13:55:10,065 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 13:55:10,065 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 13:55:10,070 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 13:55:10,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:55:09" (1/3) ... [2024-12-02 13:55:10,071 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79636c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:55:10, skipping insertion in model container [2024-12-02 13:55:10,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:55:09" (2/3) ... [2024-12-02 13:55:10,071 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79636c21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:55:10, skipping insertion in model container [2024-12-02 13:55:10,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:55:10" (3/3) ... [2024-12-02 13:55:10,072 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-ap_file-42.i [2024-12-02 13:55:10,085 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 13:55:10,086 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-ap_file-42.i that has 2 procedures, 100 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 13:55:10,133 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 13:55:10,144 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;@1bf8db47, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 13:55:10,145 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 13:55:10,148 INFO L276 IsEmpty]: Start isEmpty. Operand has 100 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 87 states have internal predecessors, (122), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-12-02 13:55:10,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:55:10,166 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:10,166 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:10,167 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:10,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:10,172 INFO L85 PathProgramCache]: Analyzing trace with hash 437609435, now seen corresponding path program 1 times [2024-12-02 13:55:10,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:10,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1811219230] [2024-12-02 13:55:10,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:10,183 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:10,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:10,184 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:10,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-12-02 13:55:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:10,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 13:55:10,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:10,519 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-12-02 13:55:10,519 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:55:10,520 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:10,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1811219230] [2024-12-02 13:55:10,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1811219230] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:55:10,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:55:10,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 13:55:10,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788760270] [2024-12-02 13:55:10,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:10,526 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 13:55:10,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:10,544 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 13:55:10,545 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:55:10,547 INFO L87 Difference]: Start difference. First operand has 100 states, 86 states have (on average 1.4186046511627908) internal successors, (122), 87 states have internal predecessors, (122), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:10,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:10,567 INFO L93 Difference]: Finished difference Result 193 states and 293 transitions. [2024-12-02 13:55:10,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 13:55:10,569 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:55:10,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:10,573 INFO L225 Difference]: With dead ends: 193 [2024-12-02 13:55:10,573 INFO L226 Difference]: Without dead ends: 96 [2024-12-02 13:55:10,575 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:55:10,578 INFO L435 NwaCegarLoop]: 135 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, 135 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:10,578 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:55:10,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-12-02 13:55:10,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-12-02 13:55:10,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-12-02 13:55:10,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 135 transitions. [2024-12-02 13:55:10,613 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 135 transitions. Word has length 103 [2024-12-02 13:55:10,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:10,614 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 135 transitions. [2024-12-02 13:55:10,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:10,614 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 135 transitions. [2024-12-02 13:55:10,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:55:10,617 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:10,617 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:10,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-02 13:55:10,817 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:10,818 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:10,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:10,818 INFO L85 PathProgramCache]: Analyzing trace with hash -383646895, now seen corresponding path program 1 times [2024-12-02 13:55:10,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:10,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [690257747] [2024-12-02 13:55:10,820 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:10,820 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:10,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:10,821 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:10,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-12-02 13:55:11,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:11,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-02 13:55:11,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:11,750 INFO L349 Elim1Store]: treesize reduction 23, result has 39.5 percent of original size [2024-12-02 13:55:11,751 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 [2024-12-02 13:55:11,927 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-02 13:55:11,927 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:55:12,034 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:55:12,034 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:12,034 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [690257747] [2024-12-02 13:55:12,034 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [690257747] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 13:55:12,034 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:55:12,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-12-02 13:55:12,035 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332942479] [2024-12-02 13:55:12,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:12,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:55:12,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:12,037 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:55:12,037 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-12-02 13:55:12,037 INFO L87 Difference]: Start difference. First operand 96 states and 135 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:12,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:12,070 INFO L93 Difference]: Finished difference Result 189 states and 267 transitions. [2024-12-02 13:55:12,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:55:12,071 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:55:12,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:12,073 INFO L225 Difference]: With dead ends: 189 [2024-12-02 13:55:12,073 INFO L226 Difference]: Without dead ends: 96 [2024-12-02 13:55:12,073 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-12-02 13:55:12,074 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 0 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 262 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:12,074 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 262 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:55:12,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2024-12-02 13:55:12,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2024-12-02 13:55:12,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 83 states have (on average 1.3493975903614457) internal successors, (112), 83 states have internal predecessors, (112), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-12-02 13:55:12,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 134 transitions. [2024-12-02 13:55:12,083 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 134 transitions. Word has length 103 [2024-12-02 13:55:12,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:12,085 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 134 transitions. [2024-12-02 13:55:12,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 134 transitions. [2024-12-02 13:55:12,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:55:12,087 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:12,087 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:12,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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)] Forceful destruction successful, exit code 0 [2024-12-02 13:55:12,287 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:12,288 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:12,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:12,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1394764145, now seen corresponding path program 1 times [2024-12-02 13:55:12,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:12,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1022354261] [2024-12-02 13:55:12,289 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:12,289 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:12,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:12,291 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:12,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-12-02 13:55:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:12,503 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-02 13:55:12,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:12,958 INFO L349 Elim1Store]: treesize reduction 23, result has 39.5 percent of original size [2024-12-02 13:55:12,958 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 [2024-12-02 13:55:13,092 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-02 13:55:13,092 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:55:13,352 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:55:13,352 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:13,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1022354261] [2024-12-02 13:55:13,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1022354261] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 13:55:13,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:55:13,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 16 [2024-12-02 13:55:13,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280320939] [2024-12-02 13:55:13,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:13,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 13:55:13,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:13,354 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 13:55:13,354 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2024-12-02 13:55:13,354 INFO L87 Difference]: Start difference. First operand 96 states and 134 transitions. Second operand has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:13,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:13,678 INFO L93 Difference]: Finished difference Result 231 states and 324 transitions. [2024-12-02 13:55:13,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 13:55:13,678 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:55:13,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:13,681 INFO L225 Difference]: With dead ends: 231 [2024-12-02 13:55:13,681 INFO L226 Difference]: Without dead ends: 138 [2024-12-02 13:55:13,681 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2024-12-02 13:55:13,682 INFO L435 NwaCegarLoop]: 122 mSDtfsCounter, 55 mSDsluCounter, 743 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 865 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:13,682 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 865 Invalid, 208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 13:55:13,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-12-02 13:55:13,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 96. [2024-12-02 13:55:13,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 83 states have (on average 1.3373493975903614) internal successors, (111), 83 states have internal predecessors, (111), 11 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-12-02 13:55:13,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 133 transitions. [2024-12-02 13:55:13,693 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 133 transitions. Word has length 103 [2024-12-02 13:55:13,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:13,693 INFO L471 AbstractCegarLoop]: Abstraction has 96 states and 133 transitions. [2024-12-02 13:55:13,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:13,694 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 133 transitions. [2024-12-02 13:55:13,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:55:13,695 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:13,695 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:13,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-12-02 13:55:13,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:13,896 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:13,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:13,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1254215535, now seen corresponding path program 1 times [2024-12-02 13:55:13,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:13,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [736482771] [2024-12-02 13:55:13,897 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:13,897 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:13,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:13,899 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:13,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-12-02 13:55:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:14,162 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-02 13:55:14,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:14,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-02 13:55:14,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-12-02 13:55:14,830 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-12-02 13:55:15,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2024-12-02 13:55:15,707 INFO L349 Elim1Store]: treesize reduction 43, result has 25.9 percent of original size [2024-12-02 13:55:15,707 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 35 treesize of output 48 [2024-12-02 13:55:15,777 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:55:15,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 30 [2024-12-02 13:55:15,797 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 23 proven. 132 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-12-02 13:55:15,797 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:55:18,703 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:18,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [736482771] [2024-12-02 13:55:18,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [736482771] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:55:18,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1127893636] [2024-12-02 13:55:18,704 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:18,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 13:55:18,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 13:55:18,706 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 13:55:18,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-02 13:55:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:19,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-02 13:55:19,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:19,477 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-12-02 13:55:20,092 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 28 [2024-12-02 13:55:20,542 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 28 [2024-12-02 13:55:20,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 36 [2024-12-02 13:55:22,130 INFO L349 Elim1Store]: treesize reduction 50, result has 28.6 percent of original size [2024-12-02 13:55:22,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 55 [2024-12-02 13:55:22,475 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:55:22,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 99 treesize of output 199 [2024-12-02 13:55:23,831 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 23 proven. 132 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-12-02 13:55:23,832 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:55:23,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1127893636] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:55:23,914 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:55:23,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 17 [2024-12-02 13:55:23,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906073439] [2024-12-02 13:55:23,915 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 13:55:23,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-12-02 13:55:23,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:23,916 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-12-02 13:55:23,916 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2024-12-02 13:55:23,916 INFO L87 Difference]: Start difference. First operand 96 states and 133 transitions. Second operand has 18 states, 16 states have (on average 6.375) internal successors, (102), 17 states have internal predecessors, (102), 8 states have call successors, (22), 6 states have call predecessors, (22), 8 states have return successors, (22), 6 states have call predecessors, (22), 8 states have call successors, (22) [2024-12-02 13:55:26,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:26,430 INFO L93 Difference]: Finished difference Result 292 states and 395 transitions. [2024-12-02 13:55:26,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-02 13:55:26,431 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 6.375) internal successors, (102), 17 states have internal predecessors, (102), 8 states have call successors, (22), 6 states have call predecessors, (22), 8 states have return successors, (22), 6 states have call predecessors, (22), 8 states have call successors, (22) Word has length 103 [2024-12-02 13:55:26,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:26,433 INFO L225 Difference]: With dead ends: 292 [2024-12-02 13:55:26,433 INFO L226 Difference]: Without dead ends: 199 [2024-12-02 13:55:26,434 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 290 GetRequests, 247 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 474 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=392, Invalid=1500, Unknown=0, NotChecked=0, Total=1892 [2024-12-02 13:55:26,434 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 336 mSDsluCounter, 908 mSDsCounter, 0 mSdLazyCounter, 633 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 338 SdHoareTripleChecker+Valid, 1015 SdHoareTripleChecker+Invalid, 694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:26,435 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [338 Valid, 1015 Invalid, 694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 633 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 13:55:26,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2024-12-02 13:55:26,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 104. [2024-12-02 13:55:26,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 89 states have (on average 1.303370786516854) internal successors, (116), 89 states have internal predecessors, (116), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-12-02 13:55:26,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 138 transitions. [2024-12-02 13:55:26,453 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 138 transitions. Word has length 103 [2024-12-02 13:55:26,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:26,454 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 138 transitions. [2024-12-02 13:55:26,454 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 16 states have (on average 6.375) internal successors, (102), 17 states have internal predecessors, (102), 8 states have call successors, (22), 6 states have call predecessors, (22), 8 states have return successors, (22), 6 states have call predecessors, (22), 8 states have call successors, (22) [2024-12-02 13:55:26,454 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 138 transitions. [2024-12-02 13:55:26,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:55:26,456 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:26,456 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:26,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-12-02 13:55:26,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-02 13:55:26,856 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 13:55:26,856 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:26,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:26,857 INFO L85 PathProgramCache]: Analyzing trace with hash 935648248, now seen corresponding path program 1 times [2024-12-02 13:55:26,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:26,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [583749296] [2024-12-02 13:55:26,857 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:26,858 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:26,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:26,859 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:26,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-12-02 13:55:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:27,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-02 13:55:27,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:27,415 INFO L349 Elim1Store]: treesize reduction 23, result has 39.5 percent of original size [2024-12-02 13:55:27,415 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 [2024-12-02 13:55:27,501 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 26 treesize of output 22 [2024-12-02 13:55:27,628 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-02 13:55:27,629 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:55:27,845 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:55:27,845 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:27,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [583749296] [2024-12-02 13:55:27,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [583749296] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 13:55:27,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:55:27,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [11] total 17 [2024-12-02 13:55:27,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595942161] [2024-12-02 13:55:27,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:27,846 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 13:55:27,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:27,846 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 13:55:27,846 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2024-12-02 13:55:27,847 INFO L87 Difference]: Start difference. First operand 104 states and 138 transitions. Second operand has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:28,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:28,291 INFO L93 Difference]: Finished difference Result 297 states and 394 transitions. [2024-12-02 13:55:28,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 13:55:28,291 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:55:28,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:28,292 INFO L225 Difference]: With dead ends: 297 [2024-12-02 13:55:28,292 INFO L226 Difference]: Without dead ends: 196 [2024-12-02 13:55:28,293 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=59, Invalid=361, Unknown=0, NotChecked=0, Total=420 [2024-12-02 13:55:28,293 INFO L435 NwaCegarLoop]: 105 mSDtfsCounter, 111 mSDsluCounter, 590 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 695 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:28,293 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 695 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 13:55:28,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2024-12-02 13:55:28,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 111. [2024-12-02 13:55:28,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 96 states have (on average 1.2916666666666667) internal successors, (124), 96 states have internal predecessors, (124), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-12-02 13:55:28,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 146 transitions. [2024-12-02 13:55:28,305 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 146 transitions. Word has length 103 [2024-12-02 13:55:28,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:28,305 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 146 transitions. [2024-12-02 13:55:28,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.375) internal successors, (51), 8 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:28,305 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 146 transitions. [2024-12-02 13:55:28,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:55:28,306 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:28,306 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:28,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-12-02 13:55:28,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:28,507 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:28,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:28,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1636712826, now seen corresponding path program 1 times [2024-12-02 13:55:28,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:28,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1423017093] [2024-12-02 13:55:28,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:28,508 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:28,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:28,509 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:28,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-12-02 13:55:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:28,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-02 13:55:28,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:29,086 INFO L349 Elim1Store]: treesize reduction 23, result has 39.5 percent of original size [2024-12-02 13:55:29,087 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 [2024-12-02 13:55:29,188 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 26 treesize of output 22 [2024-12-02 13:55:29,315 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-02 13:55:29,315 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:55:29,622 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:55:29,622 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:29,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1423017093] [2024-12-02 13:55:29,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1423017093] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 13:55:29,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:55:29,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [11] total 19 [2024-12-02 13:55:29,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720110005] [2024-12-02 13:55:29,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:29,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 13:55:29,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:29,623 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 13:55:29,623 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2024-12-02 13:55:29,623 INFO L87 Difference]: Start difference. First operand 111 states and 146 transitions. Second operand has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:30,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:30,336 INFO L93 Difference]: Finished difference Result 410 states and 542 transitions. [2024-12-02 13:55:30,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 13:55:30,336 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:55:30,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:30,338 INFO L225 Difference]: With dead ends: 410 [2024-12-02 13:55:30,338 INFO L226 Difference]: Without dead ends: 298 [2024-12-02 13:55:30,338 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=97, Invalid=553, Unknown=0, NotChecked=0, Total=650 [2024-12-02 13:55:30,339 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 313 mSDsluCounter, 957 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 1117 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:30,339 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [313 Valid, 1117 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 13:55:30,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2024-12-02 13:55:30,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 121. [2024-12-02 13:55:30,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 106 states have (on average 1.3018867924528301) internal successors, (138), 106 states have internal predecessors, (138), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2024-12-02 13:55:30,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 160 transitions. [2024-12-02 13:55:30,360 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 160 transitions. Word has length 103 [2024-12-02 13:55:30,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:30,361 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 160 transitions. [2024-12-02 13:55:30,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:30,361 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 160 transitions. [2024-12-02 13:55:30,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:55:30,362 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:30,362 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:30,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-12-02 13:55:30,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:30,563 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:30,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:30,563 INFO L85 PathProgramCache]: Analyzing trace with hash -135578799, now seen corresponding path program 1 times [2024-12-02 13:55:30,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:30,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1273039613] [2024-12-02 13:55:30,564 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:30,564 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 [2024-12-02 13:55:30,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:30,565 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:30,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-12-02 13:55:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:30,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-02 13:55:30,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:31,054 INFO L349 Elim1Store]: treesize reduction 23, result has 39.5 percent of original size [2024-12-02 13:55:31,054 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 [2024-12-02 13:55:31,141 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 26 treesize of output 22 [2024-12-02 13:55:31,287 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-02 13:55:31,287 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:55:31,675 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:55:31,675 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:31,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1273039613] [2024-12-02 13:55:31,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1273039613] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 13:55:31,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:55:31,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [11] total 19 [2024-12-02 13:55:31,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877420395] [2024-12-02 13:55:31,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:31,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 13:55:31,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:31,676 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 13:55:31,676 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2024-12-02 13:55:31,676 INFO L87 Difference]: Start difference. First operand 121 states and 160 transitions. Second operand has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:32,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:32,706 INFO L93 Difference]: Finished difference Result 419 states and 556 transitions. [2024-12-02 13:55:32,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 13:55:32,706 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:55:32,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:32,708 INFO L225 Difference]: With dead ends: 419 [2024-12-02 13:55:32,708 INFO L226 Difference]: Without dead ends: 301 [2024-12-02 13:55:32,709 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=97, Invalid=553, Unknown=0, NotChecked=0, Total=650 [2024-12-02 13:55:32,710 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 244 mSDsluCounter, 759 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 861 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:32,710 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 861 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 13:55:32,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2024-12-02 13:55:32,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 204. [2024-12-02 13:55:32,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 177 states have (on average 1.2994350282485876) internal successors, (230), 178 states have internal predecessors, (230), 20 states have call successors, (20), 6 states have call predecessors, (20), 6 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 13:55:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 270 transitions. [2024-12-02 13:55:32,745 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 270 transitions. Word has length 103 [2024-12-02 13:55:32,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:32,745 INFO L471 AbstractCegarLoop]: Abstraction has 204 states and 270 transitions. [2024-12-02 13:55:32,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 10 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:32,745 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 270 transitions. [2024-12-02 13:55:32,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:55:32,747 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:32,747 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:32,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-12-02 13:55:32,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:32,947 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:32,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:32,948 INFO L85 PathProgramCache]: Analyzing trace with hash 565485779, now seen corresponding path program 1 times [2024-12-02 13:55:32,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:32,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [932792740] [2024-12-02 13:55:32,948 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:32,948 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:32,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:32,949 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:32,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-12-02 13:55:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:33,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 13:55:33,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:33,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-12-02 13:55:33,127 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:55:33,127 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:55:33,127 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:33,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [932792740] [2024-12-02 13:55:33,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [932792740] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:55:33,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:55:33,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:55:33,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20852676] [2024-12-02 13:55:33,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:33,128 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:55:33,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:33,128 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:55:33,128 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:55:33,128 INFO L87 Difference]: Start difference. First operand 204 states and 270 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:33,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:33,155 INFO L93 Difference]: Finished difference Result 397 states and 526 transitions. [2024-12-02 13:55:33,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:55:33,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 103 [2024-12-02 13:55:33,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:33,158 INFO L225 Difference]: With dead ends: 397 [2024-12-02 13:55:33,158 INFO L226 Difference]: Without dead ends: 193 [2024-12-02 13:55:33,159 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:55:33,159 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 251 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:33,159 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 251 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:55:33,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2024-12-02 13:55:33,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2024-12-02 13:55:33,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 166 states have (on average 1.2771084337349397) internal successors, (212), 167 states have internal predecessors, (212), 20 states have call successors, (20), 6 states have call predecessors, (20), 6 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 13:55:33,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 252 transitions. [2024-12-02 13:55:33,191 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 252 transitions. Word has length 103 [2024-12-02 13:55:33,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:33,192 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 252 transitions. [2024-12-02 13:55:33,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:33,192 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2024-12-02 13:55:33,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:55:33,192 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:33,192 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:33,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2024-12-02 13:55:33,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:33,393 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:33,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:33,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1365174342, now seen corresponding path program 1 times [2024-12-02 13:55:33,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:33,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2093549777] [2024-12-02 13:55:33,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:33,394 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:33,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:33,395 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:33,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-12-02 13:55:33,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:33,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-02 13:55:33,592 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:34,668 INFO L349 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2024-12-02 13:55:34,669 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 103 treesize of output 59 [2024-12-02 13:55:34,882 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-12-02 13:55:34,882 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 130 treesize of output 58 [2024-12-02 13:55:34,964 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-12-02 13:55:34,965 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:55:36,380 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:36,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2093549777] [2024-12-02 13:55:36,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2093549777] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:55:36,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1708282977] [2024-12-02 13:55:36,380 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:36,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 13:55:36,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 13:55:36,382 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 13:55:36,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-02 13:55:36,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:36,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-02 13:55:36,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:37,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-12-02 13:55:39,018 INFO L349 Elim1Store]: treesize reduction 21, result has 25.0 percent of original size [2024-12-02 13:55:39,018 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 103 treesize of output 59 [2024-12-02 13:55:39,431 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-12-02 13:55:39,432 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 130 treesize of output 58 [2024-12-02 13:55:39,510 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-12-02 13:55:39,510 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:55:40,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1708282977] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:55:40,496 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:55:40,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2024-12-02 13:55:40,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1023389747] [2024-12-02 13:55:40,496 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 13:55:40,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-12-02 13:55:40,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:40,497 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-12-02 13:55:40,497 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=698, Unknown=1, NotChecked=0, Total=812 [2024-12-02 13:55:40,497 INFO L87 Difference]: Start difference. First operand 193 states and 252 transitions. Second operand has 21 states, 21 states have (on average 4.238095238095238) internal successors, (89), 20 states have internal predecessors, (89), 4 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-12-02 13:55:43,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:43,185 INFO L93 Difference]: Finished difference Result 562 states and 732 transitions. [2024-12-02 13:55:43,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 13:55:43,186 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 4.238095238095238) internal successors, (89), 20 states have internal predecessors, (89), 4 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 103 [2024-12-02 13:55:43,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:43,188 INFO L225 Difference]: With dead ends: 562 [2024-12-02 13:55:43,188 INFO L226 Difference]: Without dead ends: 372 [2024-12-02 13:55:43,188 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 237 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=217, Invalid=1188, Unknown=1, NotChecked=0, Total=1406 [2024-12-02 13:55:43,189 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 497 mSDsluCounter, 1274 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 497 SdHoareTripleChecker+Valid, 1412 SdHoareTripleChecker+Invalid, 771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:43,189 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [497 Valid, 1412 Invalid, 771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 716 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-12-02 13:55:43,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2024-12-02 13:55:43,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 368. [2024-12-02 13:55:43,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 313 states have (on average 1.2619808306709266) internal successors, (395), 317 states have internal predecessors, (395), 40 states have call successors, (40), 14 states have call predecessors, (40), 14 states have return successors, (40), 36 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 13:55:43,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 475 transitions. [2024-12-02 13:55:43,238 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 475 transitions. Word has length 103 [2024-12-02 13:55:43,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:43,238 INFO L471 AbstractCegarLoop]: Abstraction has 368 states and 475 transitions. [2024-12-02 13:55:43,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 4.238095238095238) internal successors, (89), 20 states have internal predecessors, (89), 4 states have call successors, (22), 4 states have call predecessors, (22), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2024-12-02 13:55:43,239 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 475 transitions. [2024-12-02 13:55:43,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-12-02 13:55:43,240 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:43,240 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:43,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-02 13:55:43,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2024-12-02 13:55:43,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:43,641 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:43,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:43,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1846254600, now seen corresponding path program 1 times [2024-12-02 13:55:43,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:43,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1543881418] [2024-12-02 13:55:43,642 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:43,642 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:43,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:43,643 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:43,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2024-12-02 13:55:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:43,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 13:55:43,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:43,809 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-12-02 13:55:43,809 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:55:43,809 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:43,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1543881418] [2024-12-02 13:55:43,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1543881418] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:55:43,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:55:43,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 13:55:43,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704831528] [2024-12-02 13:55:43,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:43,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 13:55:43,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:43,810 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 13:55:43,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 13:55:43,810 INFO L87 Difference]: Start difference. First operand 368 states and 475 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 13:55:43,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:43,883 INFO L93 Difference]: Finished difference Result 733 states and 947 transitions. [2024-12-02 13:55:43,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 13:55:43,883 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 103 [2024-12-02 13:55:43,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:43,886 INFO L225 Difference]: With dead ends: 733 [2024-12-02 13:55:43,886 INFO L226 Difference]: Without dead ends: 368 [2024-12-02 13:55:43,886 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 13:55:43,887 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:43,887 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 370 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:55:43,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2024-12-02 13:55:43,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 368. [2024-12-02 13:55:43,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 313 states have (on average 1.255591054313099) internal successors, (393), 317 states have internal predecessors, (393), 40 states have call successors, (40), 14 states have call predecessors, (40), 14 states have return successors, (40), 36 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 13:55:43,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 473 transitions. [2024-12-02 13:55:43,935 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 473 transitions. Word has length 103 [2024-12-02 13:55:43,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:43,935 INFO L471 AbstractCegarLoop]: Abstraction has 368 states and 473 transitions. [2024-12-02 13:55:43,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 13:55:43,935 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 473 transitions. [2024-12-02 13:55:43,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-02 13:55:43,936 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:43,936 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:43,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2024-12-02 13:55:44,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:44,137 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:44,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:44,137 INFO L85 PathProgramCache]: Analyzing trace with hash -450500691, now seen corresponding path program 1 times [2024-12-02 13:55:44,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:44,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2115017129] [2024-12-02 13:55:44,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:44,137 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:44,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:44,139 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:44,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2024-12-02 13:55:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:44,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-02 13:55:44,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:45,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 13:55:45,504 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 [2024-12-02 13:55:45,861 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:55:45,861 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 72 treesize of output 44 [2024-12-02 13:55:45,883 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-02 13:55:45,883 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:55:46,388 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 318 treesize of output 286 [2024-12-02 13:55:46,509 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 [2024-12-02 13:55:46,537 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 [2024-12-02 13:55:46,565 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 [2024-12-02 13:55:46,593 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 [2024-12-02 13:55:46,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 58 [2024-12-02 13:55:46,650 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 [2024-12-02 13:55:46,676 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 [2024-12-02 13:55:46,705 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 [2024-12-02 13:55:46,733 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 [2024-12-02 13:55:46,763 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 [2024-12-02 13:55:46,790 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 [2024-12-02 13:55:46,825 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 [2024-12-02 13:55:46,851 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 [2024-12-02 13:55:46,888 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 [2024-12-02 13:55:46,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 58 [2024-12-02 13:55:46,946 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 [2024-12-02 13:55:46,966 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 [2024-12-02 13:55:46,991 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 [2024-12-02 13:55:47,012 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 [2024-12-02 13:55:47,044 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 [2024-12-02 13:55:47,069 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 [2024-12-02 13:55:47,089 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 [2024-12-02 13:55:47,108 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 [2024-12-02 13:55:47,130 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 [2024-12-02 13:55:47,149 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-12-02 13:55:47,150 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:47,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2115017129] [2024-12-02 13:55:47,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2115017129] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 13:55:47,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:55:47,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [10] total 17 [2024-12-02 13:55:47,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972946277] [2024-12-02 13:55:47,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:47,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 13:55:47,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:47,150 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 13:55:47,150 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2024-12-02 13:55:47,151 INFO L87 Difference]: Start difference. First operand 368 states and 473 transitions. Second operand has 10 states, 9 states have (on average 6.222222222222222) internal successors, (56), 10 states have internal predecessors, (56), 3 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2024-12-02 13:55:47,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:47,499 INFO L93 Difference]: Finished difference Result 794 states and 1015 transitions. [2024-12-02 13:55:47,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 13:55:47,499 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 6.222222222222222) internal successors, (56), 10 states have internal predecessors, (56), 3 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 105 [2024-12-02 13:55:47,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:47,502 INFO L225 Difference]: With dead ends: 794 [2024-12-02 13:55:47,502 INFO L226 Difference]: Without dead ends: 429 [2024-12-02 13:55:47,502 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 168 SyntacticMatches, 25 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2024-12-02 13:55:47,503 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 250 mSDsluCounter, 307 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:47,503 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 453 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 13:55:47,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2024-12-02 13:55:47,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 222. [2024-12-02 13:55:47,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 190 states have (on average 1.2421052631578948) internal successors, (236), 191 states have internal predecessors, (236), 22 states have call successors, (22), 9 states have call predecessors, (22), 9 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:55:47,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 280 transitions. [2024-12-02 13:55:47,539 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 280 transitions. Word has length 105 [2024-12-02 13:55:47,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:47,539 INFO L471 AbstractCegarLoop]: Abstraction has 222 states and 280 transitions. [2024-12-02 13:55:47,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 6.222222222222222) internal successors, (56), 10 states have internal predecessors, (56), 3 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2024-12-02 13:55:47,539 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 280 transitions. [2024-12-02 13:55:47,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-02 13:55:47,540 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:47,540 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:47,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Ended with exit code 0 [2024-12-02 13:55:47,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:47,741 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:47,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:47,741 INFO L85 PathProgramCache]: Analyzing trace with hash 250563887, now seen corresponding path program 1 times [2024-12-02 13:55:47,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:47,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1398828626] [2024-12-02 13:55:47,742 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:47,742 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:47,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:47,743 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:47,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2024-12-02 13:55:47,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:47,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 13:55:47,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:47,927 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 26 treesize of output 22 [2024-12-02 13:55:47,967 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 30 treesize of output 22 [2024-12-02 13:55:47,981 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 21 [2024-12-02 13:55:48,014 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:55:48,014 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:55:48,014 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:48,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1398828626] [2024-12-02 13:55:48,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1398828626] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:55:48,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:55:48,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 13:55:48,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890127751] [2024-12-02 13:55:48,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:48,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 13:55:48,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:48,015 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 13:55:48,016 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-12-02 13:55:48,016 INFO L87 Difference]: Start difference. First operand 222 states and 280 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:48,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:48,478 INFO L93 Difference]: Finished difference Result 635 states and 800 transitions. [2024-12-02 13:55:48,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 13:55:48,479 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 105 [2024-12-02 13:55:48,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:48,480 INFO L225 Difference]: With dead ends: 635 [2024-12-02 13:55:48,480 INFO L226 Difference]: Without dead ends: 416 [2024-12-02 13:55:48,481 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2024-12-02 13:55:48,481 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 108 mSDsluCounter, 998 mSDsCounter, 0 mSdLazyCounter, 252 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 1194 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:48,481 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 1194 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 252 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 13:55:48,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2024-12-02 13:55:48,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 252. [2024-12-02 13:55:48,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 252 states, 220 states have (on average 1.231818181818182) internal successors, (271), 221 states have internal predecessors, (271), 22 states have call successors, (22), 9 states have call predecessors, (22), 9 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:55:48,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 315 transitions. [2024-12-02 13:55:48,524 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 315 transitions. Word has length 105 [2024-12-02 13:55:48,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:48,524 INFO L471 AbstractCegarLoop]: Abstraction has 252 states and 315 transitions. [2024-12-02 13:55:48,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:48,524 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 315 transitions. [2024-12-02 13:55:48,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-02 13:55:48,531 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:48,531 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:48,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (15)] Ended with exit code 0 [2024-12-02 13:55:48,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:48,732 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:48,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:48,732 INFO L85 PathProgramCache]: Analyzing trace with hash 276194934, now seen corresponding path program 1 times [2024-12-02 13:55:48,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:48,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [933763677] [2024-12-02 13:55:48,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:48,733 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:48,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:48,734 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:48,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2024-12-02 13:55:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:48,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 13:55:48,899 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:48,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-12-02 13:55:48,913 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:55:48,913 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:55:48,914 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:48,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [933763677] [2024-12-02 13:55:48,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [933763677] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:55:48,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:55:48,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:55:48,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862619798] [2024-12-02 13:55:48,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:48,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:55:48,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:48,914 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:55:48,914 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:55:48,914 INFO L87 Difference]: Start difference. First operand 252 states and 315 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:48,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:48,953 INFO L93 Difference]: Finished difference Result 449 states and 560 transitions. [2024-12-02 13:55:48,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:55:48,954 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 105 [2024-12-02 13:55:48,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:48,955 INFO L225 Difference]: With dead ends: 449 [2024-12-02 13:55:48,955 INFO L226 Difference]: Without dead ends: 200 [2024-12-02 13:55:48,955 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:55:48,956 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:48,956 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 237 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:55:48,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2024-12-02 13:55:48,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 200. [2024-12-02 13:55:48,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 168 states have (on average 1.2023809523809523) internal successors, (202), 169 states have internal predecessors, (202), 22 states have call successors, (22), 9 states have call predecessors, (22), 9 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:55:48,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 246 transitions. [2024-12-02 13:55:48,990 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 246 transitions. Word has length 105 [2024-12-02 13:55:48,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:48,990 INFO L471 AbstractCegarLoop]: Abstraction has 200 states and 246 transitions. [2024-12-02 13:55:48,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:48,991 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 246 transitions. [2024-12-02 13:55:48,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-02 13:55:48,991 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:48,991 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:48,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Ended with exit code 0 [2024-12-02 13:55:49,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:49,192 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:49,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:49,192 INFO L85 PathProgramCache]: Analyzing trace with hash -720393240, now seen corresponding path program 1 times [2024-12-02 13:55:49,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:49,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [522221513] [2024-12-02 13:55:49,192 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:49,192 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:49,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:49,194 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:49,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 13:55:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:49,428 INFO L256 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-02 13:55:49,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:50,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-12-02 13:55:51,305 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 103 treesize of output 59 [2024-12-02 13:55:52,136 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:55:52,136 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 130 treesize of output 58 [2024-12-02 13:55:52,341 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-12-02 13:55:52,341 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:55:53,426 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:55:53,426 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:53,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [522221513] [2024-12-02 13:55:53,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [522221513] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 13:55:53,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:55:53,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [15] total 24 [2024-12-02 13:55:53,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679059509] [2024-12-02 13:55:53,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:53,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 13:55:53,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:53,427 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 13:55:53,427 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=479, Unknown=0, NotChecked=0, Total=552 [2024-12-02 13:55:53,427 INFO L87 Difference]: Start difference. First operand 200 states and 246 transitions. Second operand has 12 states, 12 states have (on average 4.583333333333333) internal successors, (55), 12 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:55,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:55,362 INFO L93 Difference]: Finished difference Result 647 states and 802 transitions. [2024-12-02 13:55:55,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 13:55:55,364 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.583333333333333) internal successors, (55), 12 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 107 [2024-12-02 13:55:55,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:55,365 INFO L225 Difference]: With dead ends: 647 [2024-12-02 13:55:55,365 INFO L226 Difference]: Without dead ends: 450 [2024-12-02 13:55:55,365 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=142, Invalid=788, Unknown=0, NotChecked=0, Total=930 [2024-12-02 13:55:55,366 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 333 mSDsluCounter, 916 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 1043 SdHoareTripleChecker+Invalid, 356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:55,366 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 1043 Invalid, 356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 13:55:55,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2024-12-02 13:55:55,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 232. [2024-12-02 13:55:55,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 200 states have (on average 1.205) internal successors, (241), 201 states have internal predecessors, (241), 22 states have call successors, (22), 9 states have call predecessors, (22), 9 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:55:55,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 285 transitions. [2024-12-02 13:55:55,419 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 285 transitions. Word has length 107 [2024-12-02 13:55:55,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:55,420 INFO L471 AbstractCegarLoop]: Abstraction has 232 states and 285 transitions. [2024-12-02 13:55:55,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.583333333333333) internal successors, (55), 12 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:55,420 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 285 transitions. [2024-12-02 13:55:55,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-02 13:55:55,421 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:55,421 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:55,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 13:55:55,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:55,621 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:55,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:55,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1113420250, now seen corresponding path program 1 times [2024-12-02 13:55:55,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:55,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [741932473] [2024-12-02 13:55:55,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:55,622 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:55,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:55,623 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:55,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2024-12-02 13:55:55,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:55,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-02 13:55:55,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:56,212 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:55:56,212 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 101 treesize of output 53 [2024-12-02 13:55:56,286 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:55:56,286 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:55:56,286 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:55:56,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [741932473] [2024-12-02 13:55:56,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [741932473] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:55:56,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:55:56,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 13:55:56,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163993196] [2024-12-02 13:55:56,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:55:56,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 13:55:56,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:55:56,287 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 13:55:56,287 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-12-02 13:55:56,287 INFO L87 Difference]: Start difference. First operand 232 states and 285 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:57,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:55:57,598 INFO L93 Difference]: Finished difference Result 719 states and 888 transitions. [2024-12-02 13:55:57,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 13:55:57,599 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 107 [2024-12-02 13:55:57,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:55:57,600 INFO L225 Difference]: With dead ends: 719 [2024-12-02 13:55:57,601 INFO L226 Difference]: Without dead ends: 490 [2024-12-02 13:55:57,601 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-12-02 13:55:57,602 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 265 mSDsluCounter, 445 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 579 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:55:57,602 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 579 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 13:55:57,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2024-12-02 13:55:57,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 249. [2024-12-02 13:55:57,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 217 states have (on average 1.1981566820276497) internal successors, (260), 218 states have internal predecessors, (260), 22 states have call successors, (22), 9 states have call predecessors, (22), 9 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:55:57,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 304 transitions. [2024-12-02 13:55:57,667 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 304 transitions. Word has length 107 [2024-12-02 13:55:57,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:55:57,668 INFO L471 AbstractCegarLoop]: Abstraction has 249 states and 304 transitions. [2024-12-02 13:55:57,668 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:55:57,668 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 304 transitions. [2024-12-02 13:55:57,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-02 13:55:57,669 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:55:57,669 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:55:57,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Ended with exit code 0 [2024-12-02 13:55:57,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:57,869 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:55:57,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:55:57,870 INFO L85 PathProgramCache]: Analyzing trace with hash -258780753, now seen corresponding path program 1 times [2024-12-02 13:55:57,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:55:57,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1863229644] [2024-12-02 13:55:57,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:55:57,870 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:55:57,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:55:57,872 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:55:57,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2024-12-02 13:55:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:55:58,102 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-02 13:55:58,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:55:59,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 13:55:59,837 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 57 [2024-12-02 13:56:00,621 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:56:00,621 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 128 treesize of output 56 [2024-12-02 13:56:00,797 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 2 proven. 102 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-12-02 13:56:00,797 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:56:01,906 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:56:01,906 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:56:01,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1863229644] [2024-12-02 13:56:01,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1863229644] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 13:56:01,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:56:01,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [16] total 23 [2024-12-02 13:56:01,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052897741] [2024-12-02 13:56:01,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:56:01,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 13:56:01,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:56:01,907 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 13:56:01,908 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=437, Unknown=0, NotChecked=0, Total=506 [2024-12-02 13:56:01,908 INFO L87 Difference]: Start difference. First operand 249 states and 304 transitions. Second operand has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:03,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:56:03,585 INFO L93 Difference]: Finished difference Result 652 states and 801 transitions. [2024-12-02 13:56:03,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 13:56:03,586 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 107 [2024-12-02 13:56:03,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:56:03,587 INFO L225 Difference]: With dead ends: 652 [2024-12-02 13:56:03,587 INFO L226 Difference]: Without dead ends: 406 [2024-12-02 13:56:03,588 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=113, Invalid=699, Unknown=0, NotChecked=0, Total=812 [2024-12-02 13:56:03,588 INFO L435 NwaCegarLoop]: 100 mSDtfsCounter, 275 mSDsluCounter, 648 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 748 SdHoareTripleChecker+Invalid, 281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 13:56:03,588 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [275 Valid, 748 Invalid, 281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 13:56:03,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2024-12-02 13:56:03,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 260. [2024-12-02 13:56:03,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 228 states have (on average 1.1929824561403508) internal successors, (272), 229 states have internal predecessors, (272), 22 states have call successors, (22), 9 states have call predecessors, (22), 9 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:56:03,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 316 transitions. [2024-12-02 13:56:03,626 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 316 transitions. Word has length 107 [2024-12-02 13:56:03,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:56:03,626 INFO L471 AbstractCegarLoop]: Abstraction has 260 states and 316 transitions. [2024-12-02 13:56:03,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.5) internal successors, (55), 10 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:03,627 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 316 transitions. [2024-12-02 13:56:03,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-02 13:56:03,627 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:56:03,627 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:56:03,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2024-12-02 13:56:03,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:03,828 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:56:03,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:56:03,828 INFO L85 PathProgramCache]: Analyzing trace with hash -651807763, now seen corresponding path program 1 times [2024-12-02 13:56:03,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:56:03,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [115444526] [2024-12-02 13:56:03,829 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:56:03,829 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:03,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:56:03,830 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:56:03,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2024-12-02 13:56:04,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:56:04,048 INFO L256 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 13:56:04,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:56:04,271 INFO L349 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2024-12-02 13:56:04,271 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 78 treesize of output 46 [2024-12-02 13:56:04,589 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-12-02 13:56:04,589 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 36 [2024-12-02 13:56:04,643 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:56:04,643 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:56:04,643 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:56:04,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [115444526] [2024-12-02 13:56:04,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [115444526] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:56:04,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:56:04,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 13:56:04,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20313493] [2024-12-02 13:56:04,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:56:04,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 13:56:04,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:56:04,644 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 13:56:04,644 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-12-02 13:56:04,644 INFO L87 Difference]: Start difference. First operand 260 states and 316 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:05,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:56:05,589 INFO L93 Difference]: Finished difference Result 562 states and 684 transitions. [2024-12-02 13:56:05,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 13:56:05,590 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 107 [2024-12-02 13:56:05,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:56:05,591 INFO L225 Difference]: With dead ends: 562 [2024-12-02 13:56:05,591 INFO L226 Difference]: Without dead ends: 305 [2024-12-02 13:56:05,591 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-12-02 13:56:05,592 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 162 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 670 SdHoareTripleChecker+Invalid, 322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 13:56:05,592 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 670 Invalid, 322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 321 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 13:56:05,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2024-12-02 13:56:05,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 242. [2024-12-02 13:56:05,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 210 states have (on average 1.1857142857142857) internal successors, (249), 211 states have internal predecessors, (249), 22 states have call successors, (22), 9 states have call predecessors, (22), 9 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2024-12-02 13:56:05,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 293 transitions. [2024-12-02 13:56:05,629 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 293 transitions. Word has length 107 [2024-12-02 13:56:05,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:56:05,629 INFO L471 AbstractCegarLoop]: Abstraction has 242 states and 293 transitions. [2024-12-02 13:56:05,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:05,629 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 293 transitions. [2024-12-02 13:56:05,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-02 13:56:05,630 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:56:05,630 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:56:05,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (20)] Ended with exit code 0 [2024-12-02 13:56:05,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:05,830 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:56:05,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:56:05,831 INFO L85 PathProgramCache]: Analyzing trace with hash -236148499, now seen corresponding path program 1 times [2024-12-02 13:56:05,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:56:05,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [709975259] [2024-12-02 13:56:05,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:56:05,831 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:05,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:56:05,833 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:56:05,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2024-12-02 13:56:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:56:06,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-02 13:56:06,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:56:08,003 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 63 treesize of output 31 [2024-12-02 13:56:08,275 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 69 treesize of output 33 [2024-12-02 13:56:08,340 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 2 proven. 102 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-12-02 13:56:08,340 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:56:08,798 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:56:08,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [709975259] [2024-12-02 13:56:08,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [709975259] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:56:08,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [44518894] [2024-12-02 13:56:08,799 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:56:08,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 13:56:08,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 13:56:08,800 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 13:56:08,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-02 13:56:09,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:56:09,646 INFO L256 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-02 13:56:09,650 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:56:10,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 13:56:12,376 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 63 treesize of output 31 [2024-12-02 13:56:13,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 48 [2024-12-02 13:56:13,225 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 2 proven. 102 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-12-02 13:56:13,226 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:56:14,075 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:56:14,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [44518894] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 13:56:14,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:56:14,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13, 15] total 34 [2024-12-02 13:56:14,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642367450] [2024-12-02 13:56:14,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:56:14,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 13:56:14,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:56:14,076 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 13:56:14,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1139, Unknown=0, NotChecked=0, Total=1332 [2024-12-02 13:56:14,076 INFO L87 Difference]: Start difference. First operand 242 states and 293 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:16,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:56:16,294 INFO L93 Difference]: Finished difference Result 560 states and 681 transitions. [2024-12-02 13:56:16,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 13:56:16,295 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 107 [2024-12-02 13:56:16,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:56:16,296 INFO L225 Difference]: With dead ends: 560 [2024-12-02 13:56:16,296 INFO L226 Difference]: Without dead ends: 306 [2024-12-02 13:56:16,297 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 355 GetRequests, 315 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 581 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=234, Invalid=1406, Unknown=0, NotChecked=0, Total=1640 [2024-12-02 13:56:16,297 INFO L435 NwaCegarLoop]: 165 mSDtfsCounter, 260 mSDsluCounter, 812 mSDsCounter, 0 mSdLazyCounter, 230 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:56:16,298 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 977 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 230 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 13:56:16,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2024-12-02 13:56:16,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 177. [2024-12-02 13:56:16,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 155 states have (on average 1.1612903225806452) internal successors, (180), 155 states have internal predecessors, (180), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:56:16,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 208 transitions. [2024-12-02 13:56:16,334 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 208 transitions. Word has length 107 [2024-12-02 13:56:16,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:56:16,334 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 208 transitions. [2024-12-02 13:56:16,334 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:16,334 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 208 transitions. [2024-12-02 13:56:16,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-02 13:56:16,334 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:56:16,334 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:56:16,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Ended with exit code 0 [2024-12-02 13:56:16,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-02 13:56:16,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 13:56:16,735 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:56:16,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:56:16,735 INFO L85 PathProgramCache]: Analyzing trace with hash -629175509, now seen corresponding path program 1 times [2024-12-02 13:56:16,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:56:16,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [717601816] [2024-12-02 13:56:16,736 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:56:16,736 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:16,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:56:16,737 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:56:16,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2024-12-02 13:56:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:56:16,926 INFO L256 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 13:56:16,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:56:17,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 13:56:17,168 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 21 [2024-12-02 13:56:17,235 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:56:17,236 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:56:17,236 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:56:17,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [717601816] [2024-12-02 13:56:17,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [717601816] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:56:17,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:56:17,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 13:56:17,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639120989] [2024-12-02 13:56:17,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:56:17,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 13:56:17,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:56:17,237 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 13:56:17,237 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-12-02 13:56:17,237 INFO L87 Difference]: Start difference. First operand 177 states and 208 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:17,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:56:17,809 INFO L93 Difference]: Finished difference Result 408 states and 484 transitions. [2024-12-02 13:56:17,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 13:56:17,810 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 107 [2024-12-02 13:56:17,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:56:17,810 INFO L225 Difference]: With dead ends: 408 [2024-12-02 13:56:17,811 INFO L226 Difference]: Without dead ends: 234 [2024-12-02 13:56:17,811 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-12-02 13:56:17,811 INFO L435 NwaCegarLoop]: 197 mSDtfsCounter, 157 mSDsluCounter, 943 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 1140 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 13:56:17,811 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 1140 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 13:56:17,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-12-02 13:56:17,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 177. [2024-12-02 13:56:17,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 155 states have (on average 1.1612903225806452) internal successors, (180), 155 states have internal predecessors, (180), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:56:17,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 208 transitions. [2024-12-02 13:56:17,840 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 208 transitions. Word has length 107 [2024-12-02 13:56:17,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:56:17,840 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 208 transitions. [2024-12-02 13:56:17,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:17,840 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 208 transitions. [2024-12-02 13:56:17,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-02 13:56:17,841 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:56:17,841 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:56:17,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Ended with exit code 0 [2024-12-02 13:56:18,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:18,041 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:56:18,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:56:18,042 INFO L85 PathProgramCache]: Analyzing trace with hash 595978733, now seen corresponding path program 1 times [2024-12-02 13:56:18,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:56:18,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1056574003] [2024-12-02 13:56:18,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:56:18,042 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:18,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:56:18,043 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:56:18,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2024-12-02 13:56:18,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:56:18,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 13:56:18,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:56:18,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 13:56:18,644 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-12-02 13:56:18,645 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 85 treesize of output 46 [2024-12-02 13:56:18,700 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:56:18,700 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:56:18,700 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:56:18,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1056574003] [2024-12-02 13:56:18,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1056574003] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:56:18,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:56:18,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 13:56:18,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493199882] [2024-12-02 13:56:18,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:56:18,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 13:56:18,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:56:18,701 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 13:56:18,701 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-12-02 13:56:18,701 INFO L87 Difference]: Start difference. First operand 177 states and 208 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:19,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:56:19,924 INFO L93 Difference]: Finished difference Result 462 states and 549 transitions. [2024-12-02 13:56:19,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 13:56:19,925 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 107 [2024-12-02 13:56:19,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:56:19,926 INFO L225 Difference]: With dead ends: 462 [2024-12-02 13:56:19,926 INFO L226 Difference]: Without dead ends: 288 [2024-12-02 13:56:19,926 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-12-02 13:56:19,926 INFO L435 NwaCegarLoop]: 267 mSDtfsCounter, 218 mSDsluCounter, 830 mSDsCounter, 0 mSdLazyCounter, 382 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 1097 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:56:19,927 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 1097 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 382 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 13:56:19,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2024-12-02 13:56:19,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 163. [2024-12-02 13:56:19,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 141 states have (on average 1.1631205673758864) internal successors, (164), 141 states have internal predecessors, (164), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:56:19,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 192 transitions. [2024-12-02 13:56:19,959 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 192 transitions. Word has length 107 [2024-12-02 13:56:19,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:56:19,959 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 192 transitions. [2024-12-02 13:56:19,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 7 states have internal predecessors, (55), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:19,960 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 192 transitions. [2024-12-02 13:56:19,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-02 13:56:19,960 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:56:19,960 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:56:19,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (24)] Ended with exit code 0 [2024-12-02 13:56:20,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:20,161 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:56:20,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:56:20,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1864705393, now seen corresponding path program 1 times [2024-12-02 13:56:20,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:56:20,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [692397926] [2024-12-02 13:56:20,161 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:56:20,161 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:20,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:56:20,163 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:56:20,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2024-12-02 13:56:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:56:20,413 INFO L256 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-02 13:56:20,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:56:20,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-12-02 13:56:21,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 25 [2024-12-02 13:56:21,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 23 [2024-12-02 13:56:22,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 31 [2024-12-02 13:56:23,507 INFO L349 Elim1Store]: treesize reduction 55, result has 21.4 percent of original size [2024-12-02 13:56:23,508 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 58 [2024-12-02 13:56:23,731 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 70 treesize of output 50 [2024-12-02 13:56:23,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 13:56:23,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 94 [2024-12-02 13:56:23,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 39 [2024-12-02 13:56:24,523 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:56:24,523 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 121 treesize of output 73 [2024-12-02 13:56:24,570 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 23 proven. 132 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-12-02 13:56:24,570 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:56:24,942 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:56:24,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [692397926] [2024-12-02 13:56:24,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [692397926] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:56:24,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [383006106] [2024-12-02 13:56:24,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:56:24,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 13:56:24,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 13:56:24,944 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 13:56:24,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-02 13:56:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:56:25,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-02 13:56:25,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:56:25,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 13:56:26,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-12-02 13:56:26,580 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2024-12-02 13:56:26,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-12-02 13:56:28,080 INFO L349 Elim1Store]: treesize reduction 43, result has 25.9 percent of original size [2024-12-02 13:56:28,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 47 [2024-12-02 13:56:28,480 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 70 treesize of output 50 [2024-12-02 13:56:28,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 13:56:28,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 11 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 94 [2024-12-02 13:56:28,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 38 [2024-12-02 13:56:29,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 61 [2024-12-02 13:56:29,158 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 32 proven. 120 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-12-02 13:56:29,158 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:56:29,833 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [383006106] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:56:29,833 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:56:29,833 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 19 [2024-12-02 13:56:29,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202501764] [2024-12-02 13:56:29,833 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 13:56:29,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-12-02 13:56:29,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:56:29,834 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-12-02 13:56:29,834 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=523, Unknown=0, NotChecked=0, Total=650 [2024-12-02 13:56:29,834 INFO L87 Difference]: Start difference. First operand 163 states and 192 transitions. Second operand has 20 states, 19 states have (on average 6.526315789473684) internal successors, (124), 18 states have internal predecessors, (124), 7 states have call successors, (22), 6 states have call predecessors, (22), 7 states have return successors, (22), 7 states have call predecessors, (22), 7 states have call successors, (22) [2024-12-02 13:56:32,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:56:32,544 INFO L93 Difference]: Finished difference Result 333 states and 391 transitions. [2024-12-02 13:56:32,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 13:56:32,545 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 6.526315789473684) internal successors, (124), 18 states have internal predecessors, (124), 7 states have call successors, (22), 6 states have call predecessors, (22), 7 states have return successors, (22), 7 states have call predecessors, (22), 7 states have call successors, (22) Word has length 111 [2024-12-02 13:56:32,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:56:32,546 INFO L225 Difference]: With dead ends: 333 [2024-12-02 13:56:32,546 INFO L226 Difference]: Without dead ends: 173 [2024-12-02 13:56:32,546 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 311 GetRequests, 273 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=375, Invalid=1107, Unknown=0, NotChecked=0, Total=1482 [2024-12-02 13:56:32,546 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 549 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 549 SdHoareTripleChecker+Valid, 500 SdHoareTripleChecker+Invalid, 542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 13:56:32,547 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [549 Valid, 500 Invalid, 542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 13:56:32,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2024-12-02 13:56:32,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 163. [2024-12-02 13:56:32,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 141 states have (on average 1.1560283687943262) internal successors, (163), 141 states have internal predecessors, (163), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:56:32,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 191 transitions. [2024-12-02 13:56:32,581 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 191 transitions. Word has length 111 [2024-12-02 13:56:32,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:56:32,581 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 191 transitions. [2024-12-02 13:56:32,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 6.526315789473684) internal successors, (124), 18 states have internal predecessors, (124), 7 states have call successors, (22), 6 states have call predecessors, (22), 7 states have return successors, (22), 7 states have call predecessors, (22), 7 states have call successors, (22) [2024-12-02 13:56:32,581 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 191 transitions. [2024-12-02 13:56:32,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-02 13:56:32,581 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:56:32,581 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:56:32,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (25)] Ended with exit code 0 [2024-12-02 13:56:32,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-02 13:56:32,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 13:56:32,982 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:56:32,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:56:32,982 INFO L85 PathProgramCache]: Analyzing trace with hash -2091402710, now seen corresponding path program 1 times [2024-12-02 13:56:32,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:56:32,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [558164243] [2024-12-02 13:56:32,983 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:56:32,983 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:32,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:56:32,984 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:56:32,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2024-12-02 13:56:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:56:33,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-02 13:56:33,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:56:33,830 INFO L349 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2024-12-02 13:56:33,830 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 27 treesize of output 26 [2024-12-02 13:56:33,988 INFO L349 Elim1Store]: treesize reduction 26, result has 21.2 percent of original size [2024-12-02 13:56:33,988 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 22 treesize of output 21 [2024-12-02 13:56:34,162 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-12-02 13:56:34,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 14 [2024-12-02 13:56:34,307 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 3 proven. 121 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2024-12-02 13:56:34,307 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:56:34,853 INFO L349 Elim1Store]: treesize reduction 4, result has 69.2 percent of original size [2024-12-02 13:56:34,853 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 23 treesize of output 22 [2024-12-02 13:56:35,006 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-12-02 13:56:35,006 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:56:35,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [558164243] [2024-12-02 13:56:35,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [558164243] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:56:35,006 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:56:35,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 28 [2024-12-02 13:56:35,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098783659] [2024-12-02 13:56:35,006 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 13:56:35,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-12-02 13:56:35,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:56:35,007 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-12-02 13:56:35,007 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=678, Unknown=0, NotChecked=0, Total=756 [2024-12-02 13:56:35,007 INFO L87 Difference]: Start difference. First operand 163 states and 191 transitions. Second operand has 28 states, 26 states have (on average 4.653846153846154) internal successors, (121), 27 states have internal predecessors, (121), 6 states have call successors, (22), 4 states have call predecessors, (22), 5 states have return successors, (22), 4 states have call predecessors, (22), 6 states have call successors, (22) [2024-12-02 13:56:40,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 13:56:42,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:56:42,194 INFO L93 Difference]: Finished difference Result 466 states and 543 transitions. [2024-12-02 13:56:42,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-02 13:56:42,195 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 26 states have (on average 4.653846153846154) internal successors, (121), 27 states have internal predecessors, (121), 6 states have call successors, (22), 4 states have call predecessors, (22), 5 states have return successors, (22), 4 states have call predecessors, (22), 6 states have call successors, (22) Word has length 111 [2024-12-02 13:56:42,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:56:42,196 INFO L225 Difference]: With dead ends: 466 [2024-12-02 13:56:42,197 INFO L226 Difference]: Without dead ends: 306 [2024-12-02 13:56:42,197 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 194 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 466 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=457, Invalid=2405, Unknown=0, NotChecked=0, Total=2862 [2024-12-02 13:56:42,199 INFO L435 NwaCegarLoop]: 77 mSDtfsCounter, 976 mSDsluCounter, 1214 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 72 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 976 SdHoareTripleChecker+Valid, 1291 SdHoareTripleChecker+Invalid, 1018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-12-02 13:56:42,199 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [976 Valid, 1291 Invalid, 1018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 945 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-12-02 13:56:42,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2024-12-02 13:56:42,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 196. [2024-12-02 13:56:42,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 174 states have (on average 1.132183908045977) internal successors, (197), 174 states have internal predecessors, (197), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:56:42,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 225 transitions. [2024-12-02 13:56:42,253 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 225 transitions. Word has length 111 [2024-12-02 13:56:42,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:56:42,253 INFO L471 AbstractCegarLoop]: Abstraction has 196 states and 225 transitions. [2024-12-02 13:56:42,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 26 states have (on average 4.653846153846154) internal successors, (121), 27 states have internal predecessors, (121), 6 states have call successors, (22), 4 states have call predecessors, (22), 5 states have return successors, (22), 4 states have call predecessors, (22), 6 states have call successors, (22) [2024-12-02 13:56:42,253 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 225 transitions. [2024-12-02 13:56:42,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-02 13:56:42,253 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:56:42,254 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:56:42,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (27)] Ended with exit code 0 [2024-12-02 13:56:42,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:42,454 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:56:42,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:56:42,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1523506216, now seen corresponding path program 1 times [2024-12-02 13:56:42,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:56:42,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [600099341] [2024-12-02 13:56:42,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:56:42,455 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:42,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:56:42,456 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:56:42,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2024-12-02 13:56:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:56:42,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 13:56:42,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:56:43,184 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-12-02 13:56:43,185 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 161 treesize of output 65 [2024-12-02 13:56:43,262 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:56:43,262 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:56:43,262 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:56:43,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [600099341] [2024-12-02 13:56:43,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [600099341] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:56:43,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:56:43,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 13:56:43,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351678687] [2024-12-02 13:56:43,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:56:43,263 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 13:56:43,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:56:43,263 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 13:56:43,263 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-12-02 13:56:43,263 INFO L87 Difference]: Start difference. First operand 196 states and 225 transitions. Second operand has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:44,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:56:44,151 INFO L93 Difference]: Finished difference Result 525 states and 607 transitions. [2024-12-02 13:56:44,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 13:56:44,152 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 111 [2024-12-02 13:56:44,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:56:44,154 INFO L225 Difference]: With dead ends: 525 [2024-12-02 13:56:44,154 INFO L226 Difference]: Without dead ends: 332 [2024-12-02 13:56:44,154 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2024-12-02 13:56:44,155 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 136 mSDsluCounter, 816 mSDsCounter, 0 mSdLazyCounter, 268 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 951 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 13:56:44,155 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 951 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 268 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 13:56:44,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2024-12-02 13:56:44,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 198. [2024-12-02 13:56:44,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 176 states have (on average 1.1306818181818181) internal successors, (199), 176 states have internal predecessors, (199), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:56:44,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 227 transitions. [2024-12-02 13:56:44,225 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 227 transitions. Word has length 111 [2024-12-02 13:56:44,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:56:44,225 INFO L471 AbstractCegarLoop]: Abstraction has 198 states and 227 transitions. [2024-12-02 13:56:44,226 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.363636363636363) internal successors, (59), 11 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:44,226 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 227 transitions. [2024-12-02 13:56:44,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-02 13:56:44,226 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:56:44,226 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:56:44,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Ended with exit code 0 [2024-12-02 13:56:44,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:44,427 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:56:44,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:56:44,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1165304945, now seen corresponding path program 1 times [2024-12-02 13:56:44,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:56:44,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [98482167] [2024-12-02 13:56:44,428 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:56:44,428 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:44,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:56:44,429 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:56:44,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 13:56:44,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:56:44,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-02 13:56:44,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:56:45,041 INFO L349 Elim1Store]: treesize reduction 23, result has 39.5 percent of original size [2024-12-02 13:56:45,041 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 [2024-12-02 13:56:45,270 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 26 treesize of output 22 [2024-12-02 13:56:46,104 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 56 treesize of output 44 [2024-12-02 13:56:46,123 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-12-02 13:56:46,123 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 82 treesize of output 55 [2024-12-02 13:56:46,158 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-02 13:56:46,158 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:56:46,520 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:56:46,520 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:56:46,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [98482167] [2024-12-02 13:56:46,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [98482167] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 13:56:46,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:56:46,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [15] total 20 [2024-12-02 13:56:46,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57362583] [2024-12-02 13:56:46,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:56:46,521 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 13:56:46,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:56:46,521 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 13:56:46,521 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=308, Unknown=0, NotChecked=0, Total=380 [2024-12-02 13:56:46,521 INFO L87 Difference]: Start difference. First operand 198 states and 227 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:46,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:56:46,968 INFO L93 Difference]: Finished difference Result 464 states and 535 transitions. [2024-12-02 13:56:46,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 13:56:46,969 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 111 [2024-12-02 13:56:46,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:56:46,969 INFO L225 Difference]: With dead ends: 464 [2024-12-02 13:56:46,970 INFO L226 Difference]: Without dead ends: 269 [2024-12-02 13:56:46,970 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=104, Invalid=402, Unknown=0, NotChecked=0, Total=506 [2024-12-02 13:56:46,970 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 182 mSDsluCounter, 522 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 13:56:46,971 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 668 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 13:56:46,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2024-12-02 13:56:47,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 198. [2024-12-02 13:56:47,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 176 states have (on average 1.125) internal successors, (198), 176 states have internal predecessors, (198), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:56:47,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 226 transitions. [2024-12-02 13:56:47,026 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 226 transitions. Word has length 111 [2024-12-02 13:56:47,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:56:47,027 INFO L471 AbstractCegarLoop]: Abstraction has 198 states and 226 transitions. [2024-12-02 13:56:47,027 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:47,027 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 226 transitions. [2024-12-02 13:56:47,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-02 13:56:47,027 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:56:47,027 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:56:47,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 [2024-12-02 13:56:47,228 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:47,228 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:56:47,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:56:47,228 INFO L85 PathProgramCache]: Analyzing trace with hash 485246575, now seen corresponding path program 1 times [2024-12-02 13:56:47,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:56:47,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2108569653] [2024-12-02 13:56:47,229 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:56:47,229 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:47,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:56:47,230 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:56:47,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2024-12-02 13:56:47,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:56:47,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-02 13:56:47,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:56:47,852 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-12-02 13:56:48,433 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 [2024-12-02 13:56:48,828 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 [2024-12-02 13:56:49,950 INFO L349 Elim1Store]: treesize reduction 31, result has 32.6 percent of original size [2024-12-02 13:56:49,950 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 36 [2024-12-02 13:56:50,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2024-12-02 13:56:50,560 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:56:50,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 57 treesize of output 33 [2024-12-02 13:56:50,675 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 45 proven. 126 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-12-02 13:56:50,675 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:56:51,293 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:56:51,293 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:56:51,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2108569653] [2024-12-02 13:56:51,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2108569653] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 13:56:51,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:56:51,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [16] total 22 [2024-12-02 13:56:51,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531747756] [2024-12-02 13:56:51,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:56:51,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 13:56:51,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:56:51,294 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 13:56:51,294 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2024-12-02 13:56:51,295 INFO L87 Difference]: Start difference. First operand 198 states and 226 transitions. Second operand has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:51,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:56:51,903 INFO L93 Difference]: Finished difference Result 420 states and 482 transitions. [2024-12-02 13:56:51,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 13:56:51,904 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 111 [2024-12-02 13:56:51,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:56:51,904 INFO L225 Difference]: With dead ends: 420 [2024-12-02 13:56:51,904 INFO L226 Difference]: Without dead ends: 225 [2024-12-02 13:56:51,905 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=80, Invalid=622, Unknown=0, NotChecked=0, Total=702 [2024-12-02 13:56:51,905 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 36 mSDsluCounter, 873 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 1019 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 13:56:51,905 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 1019 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 13:56:51,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2024-12-02 13:56:51,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 198. [2024-12-02 13:56:51,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 176 states have (on average 1.125) internal successors, (198), 176 states have internal predecessors, (198), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:56:51,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 226 transitions. [2024-12-02 13:56:51,965 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 226 transitions. Word has length 111 [2024-12-02 13:56:51,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:56:51,965 INFO L471 AbstractCegarLoop]: Abstraction has 198 states and 226 transitions. [2024-12-02 13:56:51,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.555555555555555) internal successors, (59), 9 states have internal predecessors, (59), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:56:51,965 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 226 transitions. [2024-12-02 13:56:51,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-02 13:56:51,966 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:56:51,966 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:56:51,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (30)] Ended with exit code 0 [2024-12-02 13:56:52,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:52,167 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:56:52,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:56:52,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1838370411, now seen corresponding path program 1 times [2024-12-02 13:56:52,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:56:52,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [888400018] [2024-12-02 13:56:52,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:56:52,168 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:56:52,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:56:52,169 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:56:52,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2024-12-02 13:56:52,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:56:52,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-02 13:56:52,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:56:53,021 INFO L349 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2024-12-02 13:56:53,021 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 27 treesize of output 26 [2024-12-02 13:56:53,161 INFO L349 Elim1Store]: treesize reduction 26, result has 21.2 percent of original size [2024-12-02 13:56:53,161 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 22 treesize of output 21 [2024-12-02 13:56:53,327 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-12-02 13:56:53,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 14 [2024-12-02 13:56:53,501 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 3 proven. 121 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2024-12-02 13:56:53,501 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:56:54,161 INFO L349 Elim1Store]: treesize reduction 4, result has 69.2 percent of original size [2024-12-02 13:56:54,161 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 23 treesize of output 22 [2024-12-02 13:56:54,352 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-12-02 13:56:54,352 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:56:54,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [888400018] [2024-12-02 13:56:54,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [888400018] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:56:54,352 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:56:54,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 30 [2024-12-02 13:56:54,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556595619] [2024-12-02 13:56:54,352 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 13:56:54,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-12-02 13:56:54,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:56:54,353 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-12-02 13:56:54,353 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=786, Unknown=0, NotChecked=0, Total=870 [2024-12-02 13:56:54,354 INFO L87 Difference]: Start difference. First operand 198 states and 226 transitions. Second operand has 30 states, 28 states have (on average 4.428571428571429) internal successors, (124), 29 states have internal predecessors, (124), 6 states have call successors, (22), 4 states have call predecessors, (22), 5 states have return successors, (22), 4 states have call predecessors, (22), 6 states have call successors, (22) [2024-12-02 13:57:00,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 13:57:01,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:57:01,638 INFO L93 Difference]: Finished difference Result 521 states and 592 transitions. [2024-12-02 13:57:01,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-02 13:57:01,639 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 28 states have (on average 4.428571428571429) internal successors, (124), 29 states have internal predecessors, (124), 6 states have call successors, (22), 4 states have call predecessors, (22), 5 states have return successors, (22), 4 states have call predecessors, (22), 6 states have call successors, (22) Word has length 113 [2024-12-02 13:57:01,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:57:01,640 INFO L225 Difference]: With dead ends: 521 [2024-12-02 13:57:01,640 INFO L226 Difference]: Without dead ends: 326 [2024-12-02 13:57:01,640 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 196 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 571 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=504, Invalid=2802, Unknown=0, NotChecked=0, Total=3306 [2024-12-02 13:57:01,641 INFO L435 NwaCegarLoop]: 86 mSDtfsCounter, 845 mSDsluCounter, 1318 mSDsCounter, 0 mSdLazyCounter, 998 mSolverCounterSat, 97 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 845 SdHoareTripleChecker+Valid, 1404 SdHoareTripleChecker+Invalid, 1096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 998 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-12-02 13:57:01,641 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [845 Valid, 1404 Invalid, 1096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 998 Invalid, 1 Unknown, 0 Unchecked, 5.5s Time] [2024-12-02 13:57:01,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2024-12-02 13:57:01,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 234. [2024-12-02 13:57:01,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 234 states, 212 states have (on average 1.1084905660377358) internal successors, (235), 212 states have internal predecessors, (235), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:57:01,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 263 transitions. [2024-12-02 13:57:01,680 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 263 transitions. Word has length 113 [2024-12-02 13:57:01,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:57:01,681 INFO L471 AbstractCegarLoop]: Abstraction has 234 states and 263 transitions. [2024-12-02 13:57:01,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 28 states have (on average 4.428571428571429) internal successors, (124), 29 states have internal predecessors, (124), 6 states have call successors, (22), 4 states have call predecessors, (22), 5 states have return successors, (22), 4 states have call predecessors, (22), 6 states have call successors, (22) [2024-12-02 13:57:01,681 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 263 transitions. [2024-12-02 13:57:01,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-02 13:57:01,681 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:57:01,681 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:57:01,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Ended with exit code 0 [2024-12-02 13:57:01,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:01,882 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:57:01,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:57:01,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1121494556, now seen corresponding path program 1 times [2024-12-02 13:57:01,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:57:01,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [118075948] [2024-12-02 13:57:01,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:57:01,882 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:01,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:57:01,884 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:57:01,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2024-12-02 13:57:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:57:02,102 INFO L256 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 13:57:02,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:57:02,620 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:57:02,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 162 treesize of output 78 [2024-12-02 13:57:02,714 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:57:02,714 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:57:02,714 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:57:02,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [118075948] [2024-12-02 13:57:02,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [118075948] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:57:02,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:57:02,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-12-02 13:57:02,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851332566] [2024-12-02 13:57:02,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:57:02,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 13:57:02,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:57:02,715 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 13:57:02,715 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-12-02 13:57:02,715 INFO L87 Difference]: Start difference. First operand 234 states and 263 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, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:03,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:57:03,719 INFO L93 Difference]: Finished difference Result 598 states and 678 transitions. [2024-12-02 13:57:03,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 13:57:03,720 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, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 113 [2024-12-02 13:57:03,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:57:03,722 INFO L225 Difference]: With dead ends: 598 [2024-12-02 13:57:03,722 INFO L226 Difference]: Without dead ends: 367 [2024-12-02 13:57:03,722 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2024-12-02 13:57:03,722 INFO L435 NwaCegarLoop]: 198 mSDtfsCounter, 145 mSDsluCounter, 896 mSDsCounter, 0 mSdLazyCounter, 343 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 1094 SdHoareTripleChecker+Invalid, 343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 13:57:03,722 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 1094 Invalid, 343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 343 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 13:57:03,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 367 states. [2024-12-02 13:57:03,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 367 to 238. [2024-12-02 13:57:03,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 216 states have (on average 1.1064814814814814) internal successors, (239), 216 states have internal predecessors, (239), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:57:03,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 267 transitions. [2024-12-02 13:57:03,763 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 267 transitions. Word has length 113 [2024-12-02 13:57:03,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:57:03,763 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 267 transitions. [2024-12-02 13:57:03,763 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, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:03,763 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 267 transitions. [2024-12-02 13:57:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-02 13:57:03,764 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:57:03,764 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:57:03,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (32)] Ended with exit code 0 [2024-12-02 13:57:03,964 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:03,964 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:57:03,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:57:03,964 INFO L85 PathProgramCache]: Analyzing trace with hash -293940584, now seen corresponding path program 1 times [2024-12-02 13:57:03,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:57:03,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1149191563] [2024-12-02 13:57:03,965 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:57:03,965 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:03,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:57:03,966 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:57:03,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Waiting until timeout for monitored process [2024-12-02 13:57:04,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:57:04,164 INFO L256 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-02 13:57:04,166 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:57:04,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 13:57:04,758 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:57:04,758 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 111 treesize of output 63 [2024-12-02 13:57:04,833 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:57:04,834 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:57:04,834 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:57:04,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1149191563] [2024-12-02 13:57:04,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1149191563] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:57:04,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:57:04,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 13:57:04,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655088091] [2024-12-02 13:57:04,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:57:04,834 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 13:57:04,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:57:04,834 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 13:57:04,834 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-12-02 13:57:04,834 INFO L87 Difference]: Start difference. First operand 238 states and 267 transitions. Second operand has 10 states, 10 states have (on average 6.1) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:06,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:57:06,741 INFO L93 Difference]: Finished difference Result 595 states and 671 transitions. [2024-12-02 13:57:06,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 13:57:06,742 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.1) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 113 [2024-12-02 13:57:06,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:57:06,743 INFO L225 Difference]: With dead ends: 595 [2024-12-02 13:57:06,743 INFO L226 Difference]: Without dead ends: 360 [2024-12-02 13:57:06,743 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-12-02 13:57:06,744 INFO L435 NwaCegarLoop]: 222 mSDtfsCounter, 243 mSDsluCounter, 837 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 1059 SdHoareTripleChecker+Invalid, 353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-12-02 13:57:06,744 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 1059 Invalid, 353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 321 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-12-02 13:57:06,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2024-12-02 13:57:06,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 249. [2024-12-02 13:57:06,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 227 states have (on average 1.1013215859030836) internal successors, (250), 227 states have internal predecessors, (250), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:57:06,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 278 transitions. [2024-12-02 13:57:06,804 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 278 transitions. Word has length 113 [2024-12-02 13:57:06,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:57:06,804 INFO L471 AbstractCegarLoop]: Abstraction has 249 states and 278 transitions. [2024-12-02 13:57:06,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.1) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:06,804 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 278 transitions. [2024-12-02 13:57:06,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-02 13:57:06,805 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:57:06,805 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:57:06,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (33)] Ended with exit code 0 [2024-12-02 13:57:07,005 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:07,006 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:57:07,006 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:57:07,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1936424290, now seen corresponding path program 1 times [2024-12-02 13:57:07,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:57:07,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1291395616] [2024-12-02 13:57:07,006 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:57:07,006 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:07,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:57:07,008 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:57:07,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2024-12-02 13:57:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:57:07,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 13:57:07,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:57:07,361 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 13:57:07,473 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-12-02 13:57:07,473 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 106 treesize of output 55 [2024-12-02 13:57:07,522 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:57:07,522 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:57:07,522 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:57:07,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1291395616] [2024-12-02 13:57:07,523 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1291395616] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:57:07,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:57:07,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 13:57:07,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406888888] [2024-12-02 13:57:07,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:57:07,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 13:57:07,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:57:07,523 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 13:57:07,523 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-12-02 13:57:07,523 INFO L87 Difference]: Start difference. First operand 249 states and 278 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:08,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:57:08,148 INFO L93 Difference]: Finished difference Result 583 states and 656 transitions. [2024-12-02 13:57:08,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 13:57:08,149 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 113 [2024-12-02 13:57:08,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:57:08,151 INFO L225 Difference]: With dead ends: 583 [2024-12-02 13:57:08,151 INFO L226 Difference]: Without dead ends: 337 [2024-12-02 13:57:08,151 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-12-02 13:57:08,151 INFO L435 NwaCegarLoop]: 207 mSDtfsCounter, 180 mSDsluCounter, 828 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 1035 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 13:57:08,152 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 1035 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 13:57:08,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2024-12-02 13:57:08,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 230. [2024-12-02 13:57:08,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 208 states have (on average 1.0961538461538463) internal successors, (228), 208 states have internal predecessors, (228), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:57:08,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 256 transitions. [2024-12-02 13:57:08,203 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 256 transitions. Word has length 113 [2024-12-02 13:57:08,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:57:08,203 INFO L471 AbstractCegarLoop]: Abstraction has 230 states and 256 transitions. [2024-12-02 13:57:08,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:08,203 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 256 transitions. [2024-12-02 13:57:08,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-02 13:57:08,203 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:57:08,204 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:57:08,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (34)] Ended with exit code 0 [2024-12-02 13:57:08,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:08,404 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:57:08,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:57:08,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1046434712, now seen corresponding path program 1 times [2024-12-02 13:57:08,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:57:08,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1218140713] [2024-12-02 13:57:08,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:57:08,405 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:08,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:57:08,406 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:57:08,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (35)] Waiting until timeout for monitored process [2024-12-02 13:57:08,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:57:08,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 13:57:08,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:57:08,752 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 13:57:08,958 INFO L349 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2024-12-02 13:57:08,958 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 106 treesize of output 55 [2024-12-02 13:57:09,004 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:57:09,004 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:57:09,004 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:57:09,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1218140713] [2024-12-02 13:57:09,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1218140713] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:57:09,004 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:57:09,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 13:57:09,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079680021] [2024-12-02 13:57:09,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:57:09,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 13:57:09,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:57:09,005 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 13:57:09,005 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-12-02 13:57:09,005 INFO L87 Difference]: Start difference. First operand 230 states and 256 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:09,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:57:09,618 INFO L93 Difference]: Finished difference Result 555 states and 621 transitions. [2024-12-02 13:57:09,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 13:57:09,619 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 113 [2024-12-02 13:57:09,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:57:09,620 INFO L225 Difference]: With dead ends: 555 [2024-12-02 13:57:09,620 INFO L226 Difference]: Without dead ends: 328 [2024-12-02 13:57:09,620 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-12-02 13:57:09,620 INFO L435 NwaCegarLoop]: 231 mSDtfsCounter, 155 mSDsluCounter, 681 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 912 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 13:57:09,620 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 912 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 13:57:09,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2024-12-02 13:57:09,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 213. [2024-12-02 13:57:09,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 191 states have (on average 1.0994764397905759) internal successors, (210), 191 states have internal predecessors, (210), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:57:09,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 238 transitions. [2024-12-02 13:57:09,660 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 238 transitions. Word has length 113 [2024-12-02 13:57:09,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:57:09,661 INFO L471 AbstractCegarLoop]: Abstraction has 213 states and 238 transitions. [2024-12-02 13:57:09,661 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 7 states have internal predecessors, (61), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:09,661 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 238 transitions. [2024-12-02 13:57:09,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-02 13:57:09,661 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:57:09,661 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:57:09,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (35)] Ended with exit code 0 [2024-12-02 13:57:09,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:09,862 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:57:09,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:57:09,862 INFO L85 PathProgramCache]: Analyzing trace with hash 683275294, now seen corresponding path program 1 times [2024-12-02 13:57:09,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:57:09,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [519270149] [2024-12-02 13:57:09,862 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:57:09,862 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:09,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:57:09,864 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:57:09,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2024-12-02 13:57:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:57:10,084 INFO L256 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-02 13:57:10,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:57:10,509 INFO L349 Elim1Store]: treesize reduction 23, result has 39.5 percent of original size [2024-12-02 13:57:10,509 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 [2024-12-02 13:57:10,610 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 26 treesize of output 22 [2024-12-02 13:57:10,722 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-02 13:57:10,722 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:57:10,990 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-12-02 13:57:10,990 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 27 [2024-12-02 13:57:11,122 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-12-02 13:57:11,122 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:57:11,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [519270149] [2024-12-02 13:57:11,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [519270149] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 13:57:11,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:57:11,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [11] total 19 [2024-12-02 13:57:11,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598603610] [2024-12-02 13:57:11,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:57:11,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 13:57:11,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:57:11,123 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 13:57:11,123 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=283, Unknown=0, NotChecked=0, Total=342 [2024-12-02 13:57:11,124 INFO L87 Difference]: Start difference. First operand 213 states and 238 transitions. Second operand has 11 states, 10 states have (on average 6.6) internal successors, (66), 11 states have internal predecessors, (66), 2 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 13:57:11,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:57:11,997 INFO L93 Difference]: Finished difference Result 433 states and 484 transitions. [2024-12-02 13:57:11,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 13:57:11,998 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 6.6) internal successors, (66), 11 states have internal predecessors, (66), 2 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 115 [2024-12-02 13:57:11,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:57:11,999 INFO L225 Difference]: With dead ends: 433 [2024-12-02 13:57:11,999 INFO L226 Difference]: Without dead ends: 223 [2024-12-02 13:57:12,000 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=145, Invalid=725, Unknown=0, NotChecked=0, Total=870 [2024-12-02 13:57:12,000 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 346 mSDsluCounter, 352 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 440 SdHoareTripleChecker+Invalid, 361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 13:57:12,000 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [346 Valid, 440 Invalid, 361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 13:57:12,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-12-02 13:57:12,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 164. [2024-12-02 13:57:12,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 142 states have (on average 1.0633802816901408) internal successors, (151), 142 states have internal predecessors, (151), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:57:12,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 179 transitions. [2024-12-02 13:57:12,061 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 179 transitions. Word has length 115 [2024-12-02 13:57:12,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:57:12,062 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 179 transitions. [2024-12-02 13:57:12,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 6.6) internal successors, (66), 11 states have internal predecessors, (66), 2 states have call successors, (11), 1 states have call predecessors, (11), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-12-02 13:57:12,062 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 179 transitions. [2024-12-02 13:57:12,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-02 13:57:12,062 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:57:12,063 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:57:12,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Ended with exit code 0 [2024-12-02 13:57:12,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:12,263 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:57:12,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:57:12,263 INFO L85 PathProgramCache]: Analyzing trace with hash -2127608003, now seen corresponding path program 1 times [2024-12-02 13:57:12,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:57:12,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [754106374] [2024-12-02 13:57:12,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:57:12,264 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:12,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:57:12,265 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:57:12,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (37)] Waiting until timeout for monitored process [2024-12-02 13:57:12,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:57:12,489 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-02 13:57:12,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:57:13,381 INFO L349 Elim1Store]: treesize reduction 29, result has 19.4 percent of original size [2024-12-02 13:57:13,382 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 101 treesize of output 57 [2024-12-02 13:57:14,053 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-12-02 13:57:14,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 128 treesize of output 56 [2024-12-02 13:57:14,157 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 2 proven. 102 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-12-02 13:57:14,157 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:57:14,777 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:57:14,777 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:57:14,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [754106374] [2024-12-02 13:57:14,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [754106374] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 13:57:14,778 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:57:14,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [16] total 23 [2024-12-02 13:57:14,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352510690] [2024-12-02 13:57:14,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:57:14,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 13:57:14,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:57:14,779 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 13:57:14,779 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=420, Unknown=0, NotChecked=0, Total=506 [2024-12-02 13:57:14,779 INFO L87 Difference]: Start difference. First operand 164 states and 179 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, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:15,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:57:15,355 INFO L93 Difference]: Finished difference Result 374 states and 411 transitions. [2024-12-02 13:57:15,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 13:57:15,356 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, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 115 [2024-12-02 13:57:15,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:57:15,358 INFO L225 Difference]: With dead ends: 374 [2024-12-02 13:57:15,358 INFO L226 Difference]: Without dead ends: 213 [2024-12-02 13:57:15,358 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=105, Invalid=495, Unknown=0, NotChecked=0, Total=600 [2024-12-02 13:57:15,358 INFO L435 NwaCegarLoop]: 130 mSDtfsCounter, 134 mSDsluCounter, 457 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 587 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 13:57:15,358 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 587 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 13:57:15,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2024-12-02 13:57:15,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 174. [2024-12-02 13:57:15,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 152 states have (on average 1.0592105263157894) internal successors, (161), 152 states have internal predecessors, (161), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:57:15,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 189 transitions. [2024-12-02 13:57:15,402 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 189 transitions. Word has length 115 [2024-12-02 13:57:15,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:57:15,402 INFO L471 AbstractCegarLoop]: Abstraction has 174 states and 189 transitions. [2024-12-02 13:57:15,402 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, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:15,402 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 189 transitions. [2024-12-02 13:57:15,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-02 13:57:15,403 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:57:15,403 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:57:15,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (37)] Ended with exit code 0 [2024-12-02 13:57:15,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:15,604 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:57:15,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:57:15,604 INFO L85 PathProgramCache]: Analyzing trace with hash -288292730, now seen corresponding path program 1 times [2024-12-02 13:57:15,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:57:15,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1105217014] [2024-12-02 13:57:15,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:57:15,604 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:15,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:57:15,606 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:57:15,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Waiting until timeout for monitored process [2024-12-02 13:57:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:57:15,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-02 13:57:15,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:57:17,829 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 27 treesize of output 22 [2024-12-02 13:57:17,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 48 [2024-12-02 13:57:17,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 13:57:17,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 67 [2024-12-02 13:57:18,018 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 13:57:18,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 15 [2024-12-02 13:57:18,760 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:57:18,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 104 treesize of output 56 [2024-12-02 13:57:18,876 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 3 proven. 121 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2024-12-02 13:57:18,876 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:57:20,928 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:57:20,928 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 404 treesize of output 363 [2024-12-02 13:57:21,915 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 195 treesize of output 171 [2024-12-02 13:57:22,012 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 195 treesize of output 171 [2024-12-02 13:57:22,216 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 195 treesize of output 171 [2024-12-02 13:57:22,394 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 195 treesize of output 171 [2024-12-02 13:57:22,637 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 195 treesize of output 171 [2024-12-02 13:57:22,782 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 195 treesize of output 171 [2024-12-02 13:57:23,004 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 195 treesize of output 171 [2024-12-02 13:57:23,160 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 195 treesize of output 171 [2024-12-02 13:57:23,385 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 195 treesize of output 171 [2024-12-02 13:57:23,558 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 195 treesize of output 171 [2024-12-02 13:57:23,779 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 195 treesize of output 171 [2024-12-02 13:57:23,914 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 408 treesize of output 360 [2024-12-02 13:57:24,152 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 195 treesize of output 171 [2024-12-02 13:57:24,260 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 195 treesize of output 171 [2024-12-02 13:57:24,493 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 195 treesize of output 171 [2024-12-02 13:57:24,610 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 195 treesize of output 171 [2024-12-02 13:57:24,935 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 171 [2024-12-02 13:57:25,074 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 195 treesize of output 171 [2024-12-02 13:57:25,358 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 195 treesize of output 171 [2024-12-02 13:57:25,554 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 195 treesize of output 171 [2024-12-02 13:57:25,748 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 195 treesize of output 171 [2024-12-02 13:57:25,864 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 195 treesize of output 171 [2024-12-02 13:57:26,083 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 195 treesize of output 171 [2024-12-02 13:57:26,245 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 195 treesize of output 171 [2024-12-02 13:57:26,515 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 195 treesize of output 171 [2024-12-02 13:57:26,626 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 195 treesize of output 171 [2024-12-02 13:57:26,892 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 408 treesize of output 360 [2024-12-02 13:57:27,114 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 392 treesize of output 344 [2024-12-02 13:57:27,357 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 195 treesize of output 171 [2024-12-02 13:57:27,484 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 195 treesize of output 171 [2024-12-02 13:57:27,779 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 195 treesize of output 171 [2024-12-02 13:57:27,891 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 195 treesize of output 171 [2024-12-02 13:57:28,143 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 195 treesize of output 171 [2024-12-02 13:57:28,266 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 195 treesize of output 171 [2024-12-02 13:57:28,480 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-12-02 13:57:28,480 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:57:28,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1105217014] [2024-12-02 13:57:28,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1105217014] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:57:28,480 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:57:28,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 25 [2024-12-02 13:57:28,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946901380] [2024-12-02 13:57:28,480 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 13:57:28,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-12-02 13:57:28,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:57:28,481 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-12-02 13:57:28,482 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=502, Unknown=0, NotChecked=0, Total=600 [2024-12-02 13:57:28,482 INFO L87 Difference]: Start difference. First operand 174 states and 189 transitions. Second operand has 25 states, 23 states have (on average 5.826086956521739) internal successors, (134), 24 states have internal predecessors, (134), 5 states have call successors, (22), 4 states have call predecessors, (22), 5 states have return successors, (22), 3 states have call predecessors, (22), 5 states have call successors, (22) [2024-12-02 13:57:30,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:57:30,533 INFO L93 Difference]: Finished difference Result 190 states and 205 transitions. [2024-12-02 13:57:30,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-02 13:57:30,534 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 23 states have (on average 5.826086956521739) internal successors, (134), 24 states have internal predecessors, (134), 5 states have call successors, (22), 4 states have call predecessors, (22), 5 states have return successors, (22), 3 states have call predecessors, (22), 5 states have call successors, (22) Word has length 115 [2024-12-02 13:57:30,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:57:30,535 INFO L225 Difference]: With dead ends: 190 [2024-12-02 13:57:30,535 INFO L226 Difference]: Without dead ends: 188 [2024-12-02 13:57:30,535 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 189 SyntacticMatches, 18 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 612 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=380, Invalid=1512, Unknown=0, NotChecked=0, Total=1892 [2024-12-02 13:57:30,535 INFO L435 NwaCegarLoop]: 69 mSDtfsCounter, 334 mSDsluCounter, 785 mSDsCounter, 0 mSdLazyCounter, 571 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 334 SdHoareTripleChecker+Valid, 854 SdHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 13:57:30,535 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [334 Valid, 854 Invalid, 664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 571 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 13:57:30,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2024-12-02 13:57:30,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 178. [2024-12-02 13:57:30,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 156 states have (on average 1.0576923076923077) internal successors, (165), 156 states have internal predecessors, (165), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:57:30,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 193 transitions. [2024-12-02 13:57:30,579 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 193 transitions. Word has length 115 [2024-12-02 13:57:30,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:57:30,579 INFO L471 AbstractCegarLoop]: Abstraction has 178 states and 193 transitions. [2024-12-02 13:57:30,579 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 23 states have (on average 5.826086956521739) internal successors, (134), 24 states have internal predecessors, (134), 5 states have call successors, (22), 4 states have call predecessors, (22), 5 states have return successors, (22), 3 states have call predecessors, (22), 5 states have call successors, (22) [2024-12-02 13:57:30,579 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 193 transitions. [2024-12-02 13:57:30,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-02 13:57:30,580 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:57:30,580 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:57:30,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (38)] Ended with exit code 0 [2024-12-02 13:57:30,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:30,780 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:57:30,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:57:30,781 INFO L85 PathProgramCache]: Analyzing trace with hash -856144711, now seen corresponding path program 1 times [2024-12-02 13:57:30,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:57:30,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1049787921] [2024-12-02 13:57:30,781 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:57:30,781 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:30,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:57:30,782 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:57:30,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Waiting until timeout for monitored process [2024-12-02 13:57:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:57:31,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-02 13:57:31,007 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:57:31,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 13:57:31,614 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-12-02 13:57:31,614 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 129 treesize of output 57 [2024-12-02 13:57:31,679 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:57:31,679 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:57:31,679 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:57:31,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1049787921] [2024-12-02 13:57:31,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1049787921] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:57:31,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:57:31,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 13:57:31,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373695959] [2024-12-02 13:57:31,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:57:31,679 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 13:57:31,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:57:31,680 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 13:57:31,680 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-12-02 13:57:31,680 INFO L87 Difference]: Start difference. First operand 178 states and 193 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:32,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:57:32,685 INFO L93 Difference]: Finished difference Result 450 states and 493 transitions. [2024-12-02 13:57:32,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 13:57:32,686 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 115 [2024-12-02 13:57:32,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:57:32,687 INFO L225 Difference]: With dead ends: 450 [2024-12-02 13:57:32,687 INFO L226 Difference]: Without dead ends: 275 [2024-12-02 13:57:32,687 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-12-02 13:57:32,688 INFO L435 NwaCegarLoop]: 156 mSDtfsCounter, 179 mSDsluCounter, 708 mSDsCounter, 0 mSdLazyCounter, 337 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 864 SdHoareTripleChecker+Invalid, 369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 337 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 13:57:32,688 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 864 Invalid, 369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 337 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 13:57:32,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2024-12-02 13:57:32,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 191. [2024-12-02 13:57:32,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 169 states have (on average 1.0532544378698225) internal successors, (178), 169 states have internal predecessors, (178), 14 states have call successors, (14), 7 states have call predecessors, (14), 7 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-12-02 13:57:32,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 206 transitions. [2024-12-02 13:57:32,733 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 206 transitions. Word has length 115 [2024-12-02 13:57:32,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:57:32,733 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 206 transitions. [2024-12-02 13:57:32,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:32,733 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 206 transitions. [2024-12-02 13:57:32,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-12-02 13:57:32,734 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:57:32,734 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:57:32,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Ended with exit code 0 [2024-12-02 13:57:32,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:32,934 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:57:32,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:57:32,935 INFO L85 PathProgramCache]: Analyzing trace with hash -1245674055, now seen corresponding path program 1 times [2024-12-02 13:57:32,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:57:32,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [729322825] [2024-12-02 13:57:32,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:57:32,935 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:32,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:57:32,937 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 13:57:32,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (40)] Waiting until timeout for monitored process [2024-12-02 13:57:33,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:57:33,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-02 13:57:33,216 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:57:33,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-12-02 13:57:33,919 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 45 treesize of output 31 [2024-12-02 13:57:33,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 13:57:33,924 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 51 [2024-12-02 13:57:33,954 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-02 13:57:33,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2024-12-02 13:57:34,253 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:57:34,254 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 64 treesize of output 40 [2024-12-02 13:57:34,317 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-02 13:57:34,318 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:57:34,318 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:57:34,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [729322825] [2024-12-02 13:57:34,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [729322825] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:57:34,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:57:34,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 13:57:34,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050623016] [2024-12-02 13:57:34,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:57:34,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 13:57:34,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:57:34,319 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 13:57:34,319 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-12-02 13:57:34,319 INFO L87 Difference]: Start difference. First operand 191 states and 206 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:34,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:57:34,796 INFO L93 Difference]: Finished difference Result 200 states and 216 transitions. [2024-12-02 13:57:34,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 13:57:34,797 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 115 [2024-12-02 13:57:34,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:57:34,797 INFO L225 Difference]: With dead ends: 200 [2024-12-02 13:57:34,797 INFO L226 Difference]: Without dead ends: 0 [2024-12-02 13:57:34,798 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2024-12-02 13:57:34,798 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 103 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 236 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 786 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 13:57:34,798 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 786 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 236 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 13:57:34,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-12-02 13:57:34,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-12-02 13:57:34,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-12-02 13:57:34,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-12-02 13:57:34,799 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 115 [2024-12-02 13:57:34,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:57:34,799 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-12-02 13:57:34,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 9 states have internal predecessors, (63), 1 states have call successors, (11), 1 states have call predecessors, (11), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-12-02 13:57:34,799 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-12-02 13:57:34,799 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-02 13:57:34,801 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 13:57:34,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (40)] Ended with exit code 0 [2024-12-02 13:57:35,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4f116e-3612-4bbb-b272-063c5a04562f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 13:57:35,004 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:57:35,005 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.