./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.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_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/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_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/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_81a97adf-3d28-4de5-a24e-a1e126ed309c/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 f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 12:16:11,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 12:16:11,331 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 12:16:11,335 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 12:16:11,336 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 12:16:11,356 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 12:16:11,357 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 12:16:11,357 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 12:16:11,357 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 12:16:11,357 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 12:16:11,358 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 12:16:11,358 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 12:16:11,358 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 12:16:11,358 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 12:16:11,358 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 12:16:11,358 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 12:16:11,358 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 12:16:11,359 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 12:16:11,359 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 12:16:11,359 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 12:16:11,359 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 12:16:11,359 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 12:16:11,359 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 12:16:11,359 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 12:16:11,359 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 12:16:11,359 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 12:16:11,359 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 12:16:11,359 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 12:16:11,359 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 12:16:11,360 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:16:11,360 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:16:11,360 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:16:11,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:16:11,360 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 12:16:11,360 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:16:11,360 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:16:11,360 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:16:11,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:16:11,360 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 12:16:11,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 12:16:11,361 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 12:16:11,361 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 12:16:11,361 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 12:16:11,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 12:16:11,361 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 12:16:11,361 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 12:16:11,361 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 12:16:11,361 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 12:16:11,361 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_81a97adf-3d28-4de5-a24e-a1e126ed309c/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 -> f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 [2024-12-02 12:16:11,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 12:16:11,614 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 12:16:11,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 12:16:11,618 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 12:16:11,618 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 12:16:11,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-12-02 12:16:14,274 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/data/da1c16ec3/464e1c9605df48b48e9154db69d50304/FLAG5baa73a69 [2024-12-02 12:16:14,481 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 12:16:14,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-12-02 12:16:14,489 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/data/da1c16ec3/464e1c9605df48b48e9154db69d50304/FLAG5baa73a69 [2024-12-02 12:16:14,503 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/data/da1c16ec3/464e1c9605df48b48e9154db69d50304 [2024-12-02 12:16:14,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 12:16:14,506 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 12:16:14,508 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 12:16:14,508 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 12:16:14,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 12:16:14,512 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7392882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14, skipping insertion in model container [2024-12-02 12:16:14,513 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 12:16:14,661 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_81a97adf-3d28-4de5-a24e-a1e126ed309c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i[915,928] [2024-12-02 12:16:14,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:16:14,725 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 12:16:14,735 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_81a97adf-3d28-4de5-a24e-a1e126ed309c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i[915,928] [2024-12-02 12:16:14,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:16:14,779 INFO L204 MainTranslator]: Completed translation [2024-12-02 12:16:14,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14 WrapperNode [2024-12-02 12:16:14,780 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 12:16:14,780 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 12:16:14,781 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 12:16:14,781 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 12:16:14,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,796 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,821 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2024-12-02 12:16:14,821 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 12:16:14,822 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 12:16:14,822 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 12:16:14,822 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 12:16:14,831 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,834 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,848 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 12:16:14,848 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,849 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,855 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,856 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,863 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,864 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 12:16:14,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 12:16:14,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 12:16:14,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 12:16:14,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (1/1) ... [2024-12-02 12:16:14,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:16:14,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:16:14,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 12:16:14,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 12:16:14,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 12:16:14,923 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 12:16:14,923 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 12:16:14,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 12:16:14,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 12:16:14,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 12:16:14,998 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 12:16:14,999 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 12:16:15,282 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-02 12:16:15,282 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 12:16:15,292 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 12:16:15,292 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 12:16:15,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:16:15 BoogieIcfgContainer [2024-12-02 12:16:15,292 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 12:16:15,295 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 12:16:15,295 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 12:16:15,298 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 12:16:15,298 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:16:14" (1/3) ... [2024-12-02 12:16:15,299 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@401e891d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:16:15, skipping insertion in model container [2024-12-02 12:16:15,299 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:16:14" (2/3) ... [2024-12-02 12:16:15,299 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@401e891d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:16:15, skipping insertion in model container [2024-12-02 12:16:15,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:16:15" (3/3) ... [2024-12-02 12:16:15,300 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-12-02 12:16:15,312 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 12:16:15,313 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-66.i that has 2 procedures, 90 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 12:16:15,357 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 12:16:15,367 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;@79bc7ef9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 12:16:15,367 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 12:16:15,370 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 12:16:15,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 12:16:15,381 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:16:15,382 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:16:15,382 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:16:15,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:16:15,386 INFO L85 PathProgramCache]: Analyzing trace with hash -683655500, now seen corresponding path program 1 times [2024-12-02 12:16:15,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:16:15,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805267742] [2024-12-02 12:16:15,392 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:15,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:15,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2024-12-02 12:16:15,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:16:15,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805267742] [2024-12-02 12:16:15,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805267742] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:16:15,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1014251719] [2024-12-02 12:16:15,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:15,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:16:15,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:16:15,687 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:16:15,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 12:16:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:15,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 12:16:15,869 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:16:15,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2024-12-02 12:16:15,897 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:16:15,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1014251719] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:16:15,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:16:15,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 12:16:15,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926230933] [2024-12-02 12:16:15,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:16:15,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 12:16:15,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:16:15,918 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 12:16:15,918 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 12:16:15,920 INFO L87 Difference]: Start difference. First operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 12:16:15,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:16:15,944 INFO L93 Difference]: Finished difference Result 173 states and 308 transitions. [2024-12-02 12:16:15,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 12:16:15,945 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2024-12-02 12:16:15,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:16:15,950 INFO L225 Difference]: With dead ends: 173 [2024-12-02 12:16:15,950 INFO L226 Difference]: Without dead ends: 86 [2024-12-02 12:16:15,953 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 204 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 12:16:15,956 INFO L435 NwaCegarLoop]: 134 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, 134 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 12:16:15,956 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:16:15,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-12-02 12:16:15,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-12-02 12:16:15,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 12:16:15,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 134 transitions. [2024-12-02 12:16:15,988 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 134 transitions. Word has length 203 [2024-12-02 12:16:15,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:16:15,989 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 134 transitions. [2024-12-02 12:16:15,989 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 12:16:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2024-12-02 12:16:15,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 12:16:15,992 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:16:15,992 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:16:15,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 12:16:16,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 12:16:16,193 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:16:16,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:16:16,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1091206836, now seen corresponding path program 1 times [2024-12-02 12:16:16,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:16:16,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074415747] [2024-12-02 12:16:16,193 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:16,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:21,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:16:21,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:16:21,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074415747] [2024-12-02 12:16:21,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074415747] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:16:21,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:16:21,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-12-02 12:16:21,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675638874] [2024-12-02 12:16:21,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:16:21,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 12:16:21,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:16:21,139 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 12:16:21,139 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-12-02 12:16:21,140 INFO L87 Difference]: Start difference. First operand 86 states and 134 transitions. Second operand has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:22,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:16:22,208 INFO L93 Difference]: Finished difference Result 290 states and 429 transitions. [2024-12-02 12:16:22,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 12:16:22,209 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-12-02 12:16:22,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:16:22,213 INFO L225 Difference]: With dead ends: 290 [2024-12-02 12:16:22,213 INFO L226 Difference]: Without dead ends: 207 [2024-12-02 12:16:22,214 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-12-02 12:16:22,215 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 214 mSDsluCounter, 688 mSDsCounter, 0 mSdLazyCounter, 393 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 808 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 12:16:22,215 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 808 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 393 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 12:16:22,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2024-12-02 12:16:22,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 131. [2024-12-02 12:16:22,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 92 states have (on average 1.391304347826087) internal successors, (128), 93 states have internal predecessors, (128), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-12-02 12:16:22,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 200 transitions. [2024-12-02 12:16:22,239 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 200 transitions. Word has length 203 [2024-12-02 12:16:22,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:16:22,240 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 200 transitions. [2024-12-02 12:16:22,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:22,241 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2024-12-02 12:16:22,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 12:16:22,243 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:16:22,244 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:16:22,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 12:16:22,244 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:16:22,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:16:22,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1093053878, now seen corresponding path program 1 times [2024-12-02 12:16:22,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:16:22,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526186934] [2024-12-02 12:16:22,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:22,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:22,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:27,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:16:27,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:16:27,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526186934] [2024-12-02 12:16:27,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526186934] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:16:27,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:16:27,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-12-02 12:16:27,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537111928] [2024-12-02 12:16:27,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:16:27,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-12-02 12:16:27,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:16:27,761 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-12-02 12:16:27,761 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-12-02 12:16:27,762 INFO L87 Difference]: Start difference. First operand 131 states and 200 transitions. Second operand has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:29,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:16:29,104 INFO L93 Difference]: Finished difference Result 207 states and 290 transitions. [2024-12-02 12:16:29,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 12:16:29,105 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-12-02 12:16:29,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:16:29,107 INFO L225 Difference]: With dead ends: 207 [2024-12-02 12:16:29,107 INFO L226 Difference]: Without dead ends: 205 [2024-12-02 12:16:29,108 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-12-02 12:16:29,108 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 178 mSDsluCounter, 635 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 761 SdHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 12:16:29,109 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 761 Invalid, 413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 12:16:29,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-12-02 12:16:29,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 131. [2024-12-02 12:16:29,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 92 states have (on average 1.391304347826087) internal successors, (128), 93 states have internal predecessors, (128), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-12-02 12:16:29,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 200 transitions. [2024-12-02 12:16:29,129 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 200 transitions. Word has length 203 [2024-12-02 12:16:29,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:16:29,130 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 200 transitions. [2024-12-02 12:16:29,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:29,130 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2024-12-02 12:16:29,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 12:16:29,133 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:16:29,133 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:16:29,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 12:16:29,134 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:16:29,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:16:29,134 INFO L85 PathProgramCache]: Analyzing trace with hash 1771265206, now seen corresponding path program 1 times [2024-12-02 12:16:29,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:16:29,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130056757] [2024-12-02 12:16:29,135 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:29,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:33,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:16:33,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:16:33,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130056757] [2024-12-02 12:16:33,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130056757] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:16:33,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:16:33,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-12-02 12:16:33,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997950569] [2024-12-02 12:16:33,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:16:33,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 12:16:33,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:16:33,753 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 12:16:33,754 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-12-02 12:16:33,754 INFO L87 Difference]: Start difference. First operand 131 states and 200 transitions. Second operand has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:34,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:16:34,576 INFO L93 Difference]: Finished difference Result 214 states and 298 transitions. [2024-12-02 12:16:34,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-12-02 12:16:34,577 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-12-02 12:16:34,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:16:34,579 INFO L225 Difference]: With dead ends: 214 [2024-12-02 12:16:34,579 INFO L226 Difference]: Without dead ends: 212 [2024-12-02 12:16:34,579 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-12-02 12:16:34,580 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 209 mSDsluCounter, 538 mSDsCounter, 0 mSdLazyCounter, 411 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 663 SdHoareTripleChecker+Invalid, 419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 12:16:34,580 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 663 Invalid, 419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 411 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 12:16:34,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-12-02 12:16:34,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 135. [2024-12-02 12:16:34,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 96 states have (on average 1.3958333333333333) internal successors, (134), 97 states have internal predecessors, (134), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-12-02 12:16:34,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 206 transitions. [2024-12-02 12:16:34,599 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 206 transitions. Word has length 203 [2024-12-02 12:16:34,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:16:34,599 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 206 transitions. [2024-12-02 12:16:34,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:34,599 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 206 transitions. [2024-12-02 12:16:34,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 12:16:34,602 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:16:34,602 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:16:34,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 12:16:34,603 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:16:34,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:16:34,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1773112248, now seen corresponding path program 1 times [2024-12-02 12:16:34,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:16:34,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639641955] [2024-12-02 12:16:34,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:34,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:39,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:16:39,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:16:39,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639641955] [2024-12-02 12:16:39,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639641955] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:16:39,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:16:39,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-12-02 12:16:39,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932063372] [2024-12-02 12:16:39,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:16:39,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-12-02 12:16:39,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:16:39,996 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-12-02 12:16:39,996 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-12-02 12:16:39,996 INFO L87 Difference]: Start difference. First operand 135 states and 206 transitions. Second operand has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:41,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:16:41,236 INFO L93 Difference]: Finished difference Result 212 states and 296 transitions. [2024-12-02 12:16:41,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 12:16:41,237 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-12-02 12:16:41,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:16:41,239 INFO L225 Difference]: With dead ends: 212 [2024-12-02 12:16:41,239 INFO L226 Difference]: Without dead ends: 210 [2024-12-02 12:16:41,240 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-12-02 12:16:41,240 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 186 mSDsluCounter, 764 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 897 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 12:16:41,240 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 897 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 529 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 12:16:41,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2024-12-02 12:16:41,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 131. [2024-12-02 12:16:41,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 92 states have (on average 1.391304347826087) internal successors, (128), 93 states have internal predecessors, (128), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-12-02 12:16:41,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 200 transitions. [2024-12-02 12:16:41,253 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 200 transitions. Word has length 203 [2024-12-02 12:16:41,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:16:41,254 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 200 transitions. [2024-12-02 12:16:41,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:41,254 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2024-12-02 12:16:41,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 12:16:41,255 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:16:41,255 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:16:41,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 12:16:41,255 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:16:41,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:16:41,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1349372274, now seen corresponding path program 1 times [2024-12-02 12:16:41,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:16:41,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692025191] [2024-12-02 12:16:41,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:41,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:41,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:41,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:16:41,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:16:41,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692025191] [2024-12-02 12:16:41,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692025191] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:16:41,301 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:16:41,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 12:16:41,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338866512] [2024-12-02 12:16:41,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:16:41,302 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 12:16:41,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:16:41,302 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 12:16:41,302 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 12:16:41,303 INFO L87 Difference]: Start difference. First operand 131 states and 200 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:41,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:16:41,343 INFO L93 Difference]: Finished difference Result 368 states and 566 transitions. [2024-12-02 12:16:41,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 12:16:41,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-12-02 12:16:41,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:16:41,347 INFO L225 Difference]: With dead ends: 368 [2024-12-02 12:16:41,347 INFO L226 Difference]: Without dead ends: 240 [2024-12-02 12:16:41,348 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 12:16:41,349 INFO L435 NwaCegarLoop]: 246 mSDtfsCounter, 121 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 12:16:41,349 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 366 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:16:41,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-12-02 12:16:41,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 238. [2024-12-02 12:16:41,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 161 states have (on average 1.329192546583851) internal successors, (214), 163 states have internal predecessors, (214), 72 states have call successors, (72), 4 states have call predecessors, (72), 4 states have return successors, (72), 70 states have call predecessors, (72), 72 states have call successors, (72) [2024-12-02 12:16:41,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 358 transitions. [2024-12-02 12:16:41,373 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 358 transitions. Word has length 203 [2024-12-02 12:16:41,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:16:41,373 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 358 transitions. [2024-12-02 12:16:41,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:41,374 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 358 transitions. [2024-12-02 12:16:41,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 12:16:41,375 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:16:41,375 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:16:41,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 12:16:41,375 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:16:41,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:16:41,376 INFO L85 PathProgramCache]: Analyzing trace with hash 540025648, now seen corresponding path program 1 times [2024-12-02 12:16:41,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:16:41,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767154986] [2024-12-02 12:16:41,376 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:41,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:41,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:16:41,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:16:41,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767154986] [2024-12-02 12:16:41,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767154986] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:16:41,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:16:41,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 12:16:41,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779294453] [2024-12-02 12:16:41,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:16:41,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 12:16:41,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:16:41,463 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 12:16:41,463 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:16:41,463 INFO L87 Difference]: Start difference. First operand 238 states and 358 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:41,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:16:41,722 INFO L93 Difference]: Finished difference Result 704 states and 1049 transitions. [2024-12-02 12:16:41,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 12:16:41,723 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-12-02 12:16:41,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:16:41,727 INFO L225 Difference]: With dead ends: 704 [2024-12-02 12:16:41,727 INFO L226 Difference]: Without dead ends: 469 [2024-12-02 12:16:41,727 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:16:41,728 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 91 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 12:16:41,728 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 398 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 12:16:41,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2024-12-02 12:16:41,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 424. [2024-12-02 12:16:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 275 states have (on average 1.3054545454545454) internal successors, (359), 278 states have internal predecessors, (359), 140 states have call successors, (140), 8 states have call predecessors, (140), 8 states have return successors, (140), 137 states have call predecessors, (140), 140 states have call successors, (140) [2024-12-02 12:16:41,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 639 transitions. [2024-12-02 12:16:41,781 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 639 transitions. Word has length 203 [2024-12-02 12:16:41,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:16:41,782 INFO L471 AbstractCegarLoop]: Abstraction has 424 states and 639 transitions. [2024-12-02 12:16:41,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:41,782 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 639 transitions. [2024-12-02 12:16:41,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 12:16:41,783 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:16:41,783 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:16:41,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 12:16:41,784 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:16:41,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:16:41,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1220084018, now seen corresponding path program 1 times [2024-12-02 12:16:41,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:16:41,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658095315] [2024-12-02 12:16:41,784 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:41,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:41,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:43,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:16:43,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:16:43,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658095315] [2024-12-02 12:16:43,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658095315] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:16:43,908 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:16:43,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 12:16:43,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652440538] [2024-12-02 12:16:43,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:16:43,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 12:16:43,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:16:43,909 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 12:16:43,909 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-12-02 12:16:43,910 INFO L87 Difference]: Start difference. First operand 424 states and 639 transitions. Second operand has 13 states, 13 states have (on average 3.5384615384615383) internal successors, (46), 13 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:44,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:16:44,927 INFO L93 Difference]: Finished difference Result 570 states and 806 transitions. [2024-12-02 12:16:44,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 12:16:44,928 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 3.5384615384615383) internal successors, (46), 13 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-12-02 12:16:44,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:16:44,931 INFO L225 Difference]: With dead ends: 570 [2024-12-02 12:16:44,931 INFO L226 Difference]: Without dead ends: 568 [2024-12-02 12:16:44,932 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2024-12-02 12:16:44,932 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 257 mSDsluCounter, 624 mSDsCounter, 0 mSdLazyCounter, 579 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 768 SdHoareTripleChecker+Invalid, 591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 12:16:44,933 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 768 Invalid, 591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 579 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 12:16:44,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2024-12-02 12:16:44,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 480. [2024-12-02 12:16:44,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 320 states have (on average 1.2875) internal successors, (412), 325 states have internal predecessors, (412), 148 states have call successors, (148), 11 states have call predecessors, (148), 11 states have return successors, (148), 143 states have call predecessors, (148), 148 states have call successors, (148) [2024-12-02 12:16:44,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 708 transitions. [2024-12-02 12:16:44,988 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 708 transitions. Word has length 203 [2024-12-02 12:16:44,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:16:44,989 INFO L471 AbstractCegarLoop]: Abstraction has 480 states and 708 transitions. [2024-12-02 12:16:44,989 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.5384615384615383) internal successors, (46), 13 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:44,989 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 708 transitions. [2024-12-02 12:16:44,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 12:16:44,990 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:16:44,990 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:16:44,991 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 12:16:44,991 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:16:44,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:16:44,992 INFO L85 PathProgramCache]: Analyzing trace with hash 1221931060, now seen corresponding path program 1 times [2024-12-02 12:16:44,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:16:44,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739888317] [2024-12-02 12:16:44,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:44,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:48,281 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:16:48,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:16:48,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739888317] [2024-12-02 12:16:48,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739888317] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:16:48,281 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:16:48,281 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-12-02 12:16:48,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [165671828] [2024-12-02 12:16:48,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:16:48,282 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-12-02 12:16:48,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:16:48,282 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-12-02 12:16:48,282 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2024-12-02 12:16:48,283 INFO L87 Difference]: Start difference. First operand 480 states and 708 transitions. Second operand has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 14 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:49,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:16:49,703 INFO L93 Difference]: Finished difference Result 568 states and 804 transitions. [2024-12-02 12:16:49,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 12:16:49,703 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 14 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-12-02 12:16:49,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:16:49,707 INFO L225 Difference]: With dead ends: 568 [2024-12-02 12:16:49,707 INFO L226 Difference]: Without dead ends: 566 [2024-12-02 12:16:49,708 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2024-12-02 12:16:49,708 INFO L435 NwaCegarLoop]: 164 mSDtfsCounter, 256 mSDsluCounter, 672 mSDsCounter, 0 mSdLazyCounter, 601 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 836 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 12:16:49,708 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 836 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 601 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 12:16:49,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2024-12-02 12:16:49,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 480. [2024-12-02 12:16:49,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 320 states have (on average 1.2875) internal successors, (412), 325 states have internal predecessors, (412), 148 states have call successors, (148), 11 states have call predecessors, (148), 11 states have return successors, (148), 143 states have call predecessors, (148), 148 states have call successors, (148) [2024-12-02 12:16:49,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 708 transitions. [2024-12-02 12:16:49,781 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 708 transitions. Word has length 203 [2024-12-02 12:16:49,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:16:49,781 INFO L471 AbstractCegarLoop]: Abstraction has 480 states and 708 transitions. [2024-12-02 12:16:49,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 14 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:16:49,781 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 708 transitions. [2024-12-02 12:16:49,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 12:16:49,783 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:16:49,783 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:16:49,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 12:16:49,783 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:16:49,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:16:49,784 INFO L85 PathProgramCache]: Analyzing trace with hash 504400822, now seen corresponding path program 1 times [2024-12-02 12:16:49,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:16:49,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942153213] [2024-12-02 12:16:49,784 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:49,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:16:50,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:16:50,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:16:50,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942153213] [2024-12-02 12:16:50,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942153213] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:16:50,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:16:50,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 12:16:50,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669624052] [2024-12-02 12:16:50,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:16:50,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 12:16:50,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:16:50,042 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 12:16:50,042 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:16:50,043 INFO L87 Difference]: Start difference. First operand 480 states and 708 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 12:16:50,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:16:50,324 INFO L93 Difference]: Finished difference Result 892 states and 1301 transitions. [2024-12-02 12:16:50,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 12:16:50,325 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2024-12-02 12:16:50,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:16:50,328 INFO L225 Difference]: With dead ends: 892 [2024-12-02 12:16:50,328 INFO L226 Difference]: Without dead ends: 487 [2024-12-02 12:16:50,330 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:16:50,330 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 143 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 12:16:50,331 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 221 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 12:16:50,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2024-12-02 12:16:50,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 478. [2024-12-02 12:16:50,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 312 states have (on average 1.2532051282051282) internal successors, (391), 317 states have internal predecessors, (391), 152 states have call successors, (152), 13 states have call predecessors, (152), 13 states have return successors, (152), 147 states have call predecessors, (152), 152 states have call successors, (152) [2024-12-02 12:16:50,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 695 transitions. [2024-12-02 12:16:50,402 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 695 transitions. Word has length 203 [2024-12-02 12:16:50,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:16:50,402 INFO L471 AbstractCegarLoop]: Abstraction has 478 states and 695 transitions. [2024-12-02 12:16:50,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 12:16:50,403 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 695 transitions. [2024-12-02 12:16:50,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:16:50,404 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:16:50,404 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:16:50,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 12:16:50,404 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:16:50,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:16:50,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1476969059, now seen corresponding path program 1 times [2024-12-02 12:16:50,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:16:50,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543900724] [2024-12-02 12:16:50,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:16:50,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:16:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:17:24,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:17:24,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:17:24,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1543900724] [2024-12-02 12:17:24,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1543900724] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:17:24,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:17:24,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-12-02 12:17:24,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122239911] [2024-12-02 12:17:24,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:17:24,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-12-02 12:17:24,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:17:24,482 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-12-02 12:17:24,482 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2024-12-02 12:17:24,482 INFO L87 Difference]: Start difference. First operand 478 states and 695 transitions. Second operand has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:17:27,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:17:27,652 INFO L93 Difference]: Finished difference Result 980 states and 1385 transitions. [2024-12-02 12:17:27,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 12:17:27,652 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-12-02 12:17:27,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:17:27,657 INFO L225 Difference]: With dead ends: 980 [2024-12-02 12:17:27,657 INFO L226 Difference]: Without dead ends: 742 [2024-12-02 12:17:27,658 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=221, Invalid=535, Unknown=0, NotChecked=0, Total=756 [2024-12-02 12:17:27,658 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 428 mSDsluCounter, 924 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 428 SdHoareTripleChecker+Valid, 1069 SdHoareTripleChecker+Invalid, 576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 12:17:27,659 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [428 Valid, 1069 Invalid, 576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 512 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 12:17:27,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2024-12-02 12:17:27,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 498. [2024-12-02 12:17:27,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 334 states have (on average 1.2664670658682635) internal successors, (423), 338 states have internal predecessors, (423), 148 states have call successors, (148), 15 states have call predecessors, (148), 15 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148) [2024-12-02 12:17:27,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 719 transitions. [2024-12-02 12:17:27,744 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 719 transitions. Word has length 204 [2024-12-02 12:17:27,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:17:27,744 INFO L471 AbstractCegarLoop]: Abstraction has 498 states and 719 transitions. [2024-12-02 12:17:27,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:17:27,745 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 719 transitions. [2024-12-02 12:17:27,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:17:27,746 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:17:27,746 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:17:27,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 12:17:27,746 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:17:27,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:17:27,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1475122017, now seen corresponding path program 1 times [2024-12-02 12:17:27,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:17:27,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703767677] [2024-12-02 12:17:27,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:17:27,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:17:27,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:18:06,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:18:06,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:18:06,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703767677] [2024-12-02 12:18:06,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703767677] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:18:06,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:18:06,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-12-02 12:18:06,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216444348] [2024-12-02 12:18:06,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:18:06,395 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-02 12:18:06,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:18:06,396 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-02 12:18:06,396 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2024-12-02 12:18:06,396 INFO L87 Difference]: Start difference. First operand 498 states and 719 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:18:10,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:18:10,444 INFO L93 Difference]: Finished difference Result 685 states and 954 transitions. [2024-12-02 12:18:10,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 12:18:10,445 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-12-02 12:18:10,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:18:10,449 INFO L225 Difference]: With dead ends: 685 [2024-12-02 12:18:10,449 INFO L226 Difference]: Without dead ends: 683 [2024-12-02 12:18:10,450 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=237, Invalid=633, Unknown=0, NotChecked=0, Total=870 [2024-12-02 12:18:10,450 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 331 mSDsluCounter, 865 mSDsCounter, 0 mSdLazyCounter, 556 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 1014 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 556 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 12:18:10,450 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 1014 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 556 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 12:18:10,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2024-12-02 12:18:10,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 498. [2024-12-02 12:18:10,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 334 states have (on average 1.2664670658682635) internal successors, (423), 338 states have internal predecessors, (423), 148 states have call successors, (148), 15 states have call predecessors, (148), 15 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148) [2024-12-02 12:18:10,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 719 transitions. [2024-12-02 12:18:10,533 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 719 transitions. Word has length 204 [2024-12-02 12:18:10,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:18:10,534 INFO L471 AbstractCegarLoop]: Abstraction has 498 states and 719 transitions. [2024-12-02 12:18:10,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:18:10,534 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 719 transitions. [2024-12-02 12:18:10,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:18:10,536 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:18:10,536 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:18:10,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 12:18:10,536 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:18:10,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:18:10,537 INFO L85 PathProgramCache]: Analyzing trace with hash -796910689, now seen corresponding path program 1 times [2024-12-02 12:18:10,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:18:10,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699099675] [2024-12-02 12:18:10,537 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:18:10,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:18:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:18:14,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:18:14,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:18:14,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699099675] [2024-12-02 12:18:14,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699099675] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:18:14,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:18:14,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-12-02 12:18:14,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346922980] [2024-12-02 12:18:14,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:18:14,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-12-02 12:18:14,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:18:14,353 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-12-02 12:18:14,353 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-12-02 12:18:14,353 INFO L87 Difference]: Start difference. First operand 498 states and 719 transitions. Second operand has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:18:15,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:18:15,361 INFO L93 Difference]: Finished difference Result 640 states and 895 transitions. [2024-12-02 12:18:15,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 12:18:15,361 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-12-02 12:18:15,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:18:15,363 INFO L225 Difference]: With dead ends: 640 [2024-12-02 12:18:15,364 INFO L226 Difference]: Without dead ends: 638 [2024-12-02 12:18:15,364 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=109, Invalid=197, Unknown=0, NotChecked=0, Total=306 [2024-12-02 12:18:15,364 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 281 mSDsluCounter, 611 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 761 SdHoareTripleChecker+Invalid, 428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 12:18:15,365 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 761 Invalid, 428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 12:18:15,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2024-12-02 12:18:15,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 502. [2024-12-02 12:18:15,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 338 states have (on average 1.2692307692307692) internal successors, (429), 342 states have internal predecessors, (429), 148 states have call successors, (148), 15 states have call predecessors, (148), 15 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148) [2024-12-02 12:18:15,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 725 transitions. [2024-12-02 12:18:15,443 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 725 transitions. Word has length 204 [2024-12-02 12:18:15,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:18:15,443 INFO L471 AbstractCegarLoop]: Abstraction has 502 states and 725 transitions. [2024-12-02 12:18:15,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:18:15,443 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 725 transitions. [2024-12-02 12:18:15,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:18:15,444 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:18:15,444 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:18:15,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 12:18:15,444 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:18:15,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:18:15,445 INFO L85 PathProgramCache]: Analyzing trace with hash -795063647, now seen corresponding path program 1 times [2024-12-02 12:18:15,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:18:15,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517738582] [2024-12-02 12:18:15,445 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:18:15,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:18:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:18:20,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:18:20,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:18:20,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517738582] [2024-12-02 12:18:20,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517738582] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:18:20,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:18:20,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-12-02 12:18:20,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583259434] [2024-12-02 12:18:20,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:18:20,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-02 12:18:20,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:18:20,735 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-02 12:18:20,735 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2024-12-02 12:18:20,735 INFO L87 Difference]: Start difference. First operand 502 states and 725 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:18:22,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:18:22,370 INFO L93 Difference]: Finished difference Result 638 states and 893 transitions. [2024-12-02 12:18:22,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 12:18:22,371 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-12-02 12:18:22,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:18:22,373 INFO L225 Difference]: With dead ends: 638 [2024-12-02 12:18:22,373 INFO L226 Difference]: Without dead ends: 636 [2024-12-02 12:18:22,374 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-12-02 12:18:22,374 INFO L435 NwaCegarLoop]: 156 mSDtfsCounter, 301 mSDsluCounter, 712 mSDsCounter, 0 mSdLazyCounter, 474 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 868 SdHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 12:18:22,375 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 868 Invalid, 502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 474 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 12:18:22,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2024-12-02 12:18:22,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 500. [2024-12-02 12:18:22,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 336 states have (on average 1.2678571428571428) internal successors, (426), 340 states have internal predecessors, (426), 148 states have call successors, (148), 15 states have call predecessors, (148), 15 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148) [2024-12-02 12:18:22,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 722 transitions. [2024-12-02 12:18:22,458 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 722 transitions. Word has length 204 [2024-12-02 12:18:22,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:18:22,459 INFO L471 AbstractCegarLoop]: Abstraction has 500 states and 722 transitions. [2024-12-02 12:18:22,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:18:22,459 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 722 transitions. [2024-12-02 12:18:22,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:18:22,460 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:18:22,460 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:18:22,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 12:18:22,461 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:18:22,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:18:22,461 INFO L85 PathProgramCache]: Analyzing trace with hash -1348091877, now seen corresponding path program 1 times [2024-12-02 12:18:22,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:18:22,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995189514] [2024-12-02 12:18:22,461 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:18:22,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:18:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:18:22,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:18:22,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:18:22,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995189514] [2024-12-02 12:18:22,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995189514] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:18:22,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:18:22,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 12:18:22,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242468945] [2024-12-02 12:18:22,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:18:22,533 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 12:18:22,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:18:22,533 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 12:18:22,533 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:18:22,534 INFO L87 Difference]: Start difference. First operand 500 states and 722 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:18:22,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:18:22,787 INFO L93 Difference]: Finished difference Result 1075 states and 1544 transitions. [2024-12-02 12:18:22,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 12:18:22,788 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-12-02 12:18:22,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:18:22,790 INFO L225 Difference]: With dead ends: 1075 [2024-12-02 12:18:22,790 INFO L226 Difference]: Without dead ends: 650 [2024-12-02 12:18:22,792 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:18:22,792 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 102 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 12:18:22,792 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 418 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 12:18:22,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2024-12-02 12:18:22,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 627. [2024-12-02 12:18:22,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 627 states, 421 states have (on average 1.2707838479809976) internal successors, (535), 426 states have internal predecessors, (535), 186 states have call successors, (186), 19 states have call predecessors, (186), 19 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186) [2024-12-02 12:18:22,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 907 transitions. [2024-12-02 12:18:22,886 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 907 transitions. Word has length 204 [2024-12-02 12:18:22,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:18:22,887 INFO L471 AbstractCegarLoop]: Abstraction has 627 states and 907 transitions. [2024-12-02 12:18:22,887 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:18:22,887 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 907 transitions. [2024-12-02 12:18:22,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:18:22,888 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:18:22,888 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:18:22,888 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 12:18:22,888 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:18:22,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:18:22,889 INFO L85 PathProgramCache]: Analyzing trace with hash -2063775073, now seen corresponding path program 1 times [2024-12-02 12:18:22,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:18:22,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622054185] [2024-12-02 12:18:22,889 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:18:22,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:18:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:18:32,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:18:32,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:18:32,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622054185] [2024-12-02 12:18:32,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [622054185] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:18:32,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:18:32,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-12-02 12:18:32,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190647987] [2024-12-02 12:18:32,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:18:32,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-12-02 12:18:32,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:18:32,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-12-02 12:18:32,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2024-12-02 12:18:32,276 INFO L87 Difference]: Start difference. First operand 627 states and 907 transitions. Second operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 12:18:38,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:18:38,449 INFO L93 Difference]: Finished difference Result 1214 states and 1729 transitions. [2024-12-02 12:18:38,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 12:18:38,449 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 204 [2024-12-02 12:18:38,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:18:38,452 INFO L225 Difference]: With dead ends: 1214 [2024-12-02 12:18:38,452 INFO L226 Difference]: Without dead ends: 815 [2024-12-02 12:18:38,453 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=252, Invalid=740, Unknown=0, NotChecked=0, Total=992 [2024-12-02 12:18:38,453 INFO L435 NwaCegarLoop]: 164 mSDtfsCounter, 330 mSDsluCounter, 776 mSDsCounter, 0 mSdLazyCounter, 1285 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 940 SdHoareTripleChecker+Invalid, 1326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 1285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-12-02 12:18:38,453 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [330 Valid, 940 Invalid, 1326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 1285 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-12-02 12:18:38,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2024-12-02 12:18:38,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 636. [2024-12-02 12:18:38,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 636 states, 430 states have (on average 1.2790697674418605) internal successors, (550), 435 states have internal predecessors, (550), 186 states have call successors, (186), 19 states have call predecessors, (186), 19 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186) [2024-12-02 12:18:38,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 922 transitions. [2024-12-02 12:18:38,515 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 922 transitions. Word has length 204 [2024-12-02 12:18:38,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:18:38,515 INFO L471 AbstractCegarLoop]: Abstraction has 636 states and 922 transitions. [2024-12-02 12:18:38,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 12:18:38,516 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 922 transitions. [2024-12-02 12:18:38,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:18:38,516 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:18:38,517 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:18:38,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 12:18:38,517 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:18:38,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:18:38,517 INFO L85 PathProgramCache]: Analyzing trace with hash -2061928031, now seen corresponding path program 1 times [2024-12-02 12:18:38,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:18:38,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322517977] [2024-12-02 12:18:38,517 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:18:38,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:18:38,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:18:43,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:18:43,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:18:43,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322517977] [2024-12-02 12:18:43,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322517977] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:18:43,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:18:43,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-12-02 12:18:43,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545435223] [2024-12-02 12:18:43,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:18:43,827 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-12-02 12:18:43,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:18:43,828 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-12-02 12:18:43,828 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2024-12-02 12:18:43,828 INFO L87 Difference]: Start difference. First operand 636 states and 922 transitions. Second operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 12:18:47,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:18:47,681 INFO L93 Difference]: Finished difference Result 806 states and 1126 transitions. [2024-12-02 12:18:47,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 12:18:47,681 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 204 [2024-12-02 12:18:47,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:18:47,685 INFO L225 Difference]: With dead ends: 806 [2024-12-02 12:18:47,685 INFO L226 Difference]: Without dead ends: 804 [2024-12-02 12:18:47,686 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=255, Invalid=737, Unknown=0, NotChecked=0, Total=992 [2024-12-02 12:18:47,686 INFO L435 NwaCegarLoop]: 170 mSDtfsCounter, 293 mSDsluCounter, 786 mSDsCounter, 0 mSdLazyCounter, 833 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 956 SdHoareTripleChecker+Invalid, 861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 833 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:18:47,686 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 956 Invalid, 861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 833 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 12:18:47,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2024-12-02 12:18:47,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 632. [2024-12-02 12:18:47,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 632 states, 426 states have (on average 1.2769953051643192) internal successors, (544), 431 states have internal predecessors, (544), 186 states have call successors, (186), 19 states have call predecessors, (186), 19 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186) [2024-12-02 12:18:47,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 632 states and 916 transitions. [2024-12-02 12:18:47,766 INFO L78 Accepts]: Start accepts. Automaton has 632 states and 916 transitions. Word has length 204 [2024-12-02 12:18:47,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:18:47,766 INFO L471 AbstractCegarLoop]: Abstraction has 632 states and 916 transitions. [2024-12-02 12:18:47,766 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 12:18:47,766 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 916 transitions. [2024-12-02 12:18:47,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:18:47,767 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:18:47,767 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:18:47,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 12:18:47,767 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:18:47,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:18:47,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1383716703, now seen corresponding path program 1 times [2024-12-02 12:18:47,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:18:47,768 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760514783] [2024-12-02 12:18:47,768 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:18:47,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:18:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:18:51,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:18:51,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:18:51,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760514783] [2024-12-02 12:18:51,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760514783] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:18:51,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:18:51,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-12-02 12:18:51,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77029132] [2024-12-02 12:18:51,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:18:51,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-02 12:18:51,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:18:51,424 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-02 12:18:51,424 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2024-12-02 12:18:51,425 INFO L87 Difference]: Start difference. First operand 632 states and 916 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 12:18:53,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:18:53,977 INFO L93 Difference]: Finished difference Result 813 states and 1134 transitions. [2024-12-02 12:18:53,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 12:18:53,978 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 204 [2024-12-02 12:18:53,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:18:53,980 INFO L225 Difference]: With dead ends: 813 [2024-12-02 12:18:53,980 INFO L226 Difference]: Without dead ends: 811 [2024-12-02 12:18:53,980 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=227, Invalid=643, Unknown=0, NotChecked=0, Total=870 [2024-12-02 12:18:53,981 INFO L435 NwaCegarLoop]: 169 mSDtfsCounter, 284 mSDsluCounter, 866 mSDsCounter, 0 mSdLazyCounter, 1134 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 1035 SdHoareTripleChecker+Invalid, 1160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 1134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 12:18:53,981 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 1035 Invalid, 1160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 1134 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 12:18:53,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2024-12-02 12:18:54,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 636. [2024-12-02 12:18:54,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 636 states, 430 states have (on average 1.2790697674418605) internal successors, (550), 435 states have internal predecessors, (550), 186 states have call successors, (186), 19 states have call predecessors, (186), 19 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186) [2024-12-02 12:18:54,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 922 transitions. [2024-12-02 12:18:54,041 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 922 transitions. Word has length 204 [2024-12-02 12:18:54,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:18:54,041 INFO L471 AbstractCegarLoop]: Abstraction has 636 states and 922 transitions. [2024-12-02 12:18:54,041 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 12:18:54,042 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 922 transitions. [2024-12-02 12:18:54,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:18:54,042 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:18:54,042 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:18:54,042 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 12:18:54,043 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:18:54,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:18:54,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1381869661, now seen corresponding path program 1 times [2024-12-02 12:18:54,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:18:54,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221298236] [2024-12-02 12:18:54,043 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:18:54,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:18:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:18:59,527 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:18:59,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:18:59,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221298236] [2024-12-02 12:18:59,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221298236] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:18:59,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:18:59,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-12-02 12:18:59,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681668905] [2024-12-02 12:18:59,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:18:59,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-02 12:18:59,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:18:59,529 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-02 12:18:59,529 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2024-12-02 12:18:59,529 INFO L87 Difference]: Start difference. First operand 636 states and 922 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:19:01,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:19:01,886 INFO L93 Difference]: Finished difference Result 811 states and 1132 transitions. [2024-12-02 12:19:01,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 12:19:01,886 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-12-02 12:19:01,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:19:01,889 INFO L225 Difference]: With dead ends: 811 [2024-12-02 12:19:01,889 INFO L226 Difference]: Without dead ends: 809 [2024-12-02 12:19:01,890 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-12-02 12:19:01,890 INFO L435 NwaCegarLoop]: 194 mSDtfsCounter, 232 mSDsluCounter, 731 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 925 SdHoareTripleChecker+Invalid, 550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:19:01,890 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 925 Invalid, 550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 12:19:01,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2024-12-02 12:19:01,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 632. [2024-12-02 12:19:01,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 632 states, 426 states have (on average 1.2769953051643192) internal successors, (544), 431 states have internal predecessors, (544), 186 states have call successors, (186), 19 states have call predecessors, (186), 19 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186) [2024-12-02 12:19:01,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 632 states and 916 transitions. [2024-12-02 12:19:01,961 INFO L78 Accepts]: Start accepts. Automaton has 632 states and 916 transitions. Word has length 204 [2024-12-02 12:19:01,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:19:01,961 INFO L471 AbstractCegarLoop]: Abstraction has 632 states and 916 transitions. [2024-12-02 12:19:01,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:19:01,961 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 916 transitions. [2024-12-02 12:19:01,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:19:01,962 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:19:01,962 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:19:01,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-12-02 12:19:01,962 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:19:01,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:19:01,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1538134559, now seen corresponding path program 1 times [2024-12-02 12:19:01,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:19:01,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444203348] [2024-12-02 12:19:01,963 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:19:01,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:19:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:19:02,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:19:02,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:19:02,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444203348] [2024-12-02 12:19:02,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444203348] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:19:02,182 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:19:02,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 12:19:02,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685381872] [2024-12-02 12:19:02,182 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:19:02,183 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 12:19:02,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:19:02,183 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 12:19:02,183 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 12:19:02,183 INFO L87 Difference]: Start difference. First operand 632 states and 916 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:19:02,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:19:02,396 INFO L93 Difference]: Finished difference Result 1424 states and 2042 transitions. [2024-12-02 12:19:02,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 12:19:02,397 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-12-02 12:19:02,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:19:02,399 INFO L225 Difference]: With dead ends: 1424 [2024-12-02 12:19:02,399 INFO L226 Difference]: Without dead ends: 866 [2024-12-02 12:19:02,401 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 12:19:02,401 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 145 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 462 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 12:19:02,401 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 462 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 12:19:02,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2024-12-02 12:19:02,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 722. [2024-12-02 12:19:02,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 482 states have (on average 1.2697095435684647) internal successors, (612), 487 states have internal predecessors, (612), 218 states have call successors, (218), 21 states have call predecessors, (218), 21 states have return successors, (218), 213 states have call predecessors, (218), 218 states have call successors, (218) [2024-12-02 12:19:02,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 1048 transitions. [2024-12-02 12:19:02,473 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 1048 transitions. Word has length 204 [2024-12-02 12:19:02,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:19:02,473 INFO L471 AbstractCegarLoop]: Abstraction has 722 states and 1048 transitions. [2024-12-02 12:19:02,473 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:19:02,473 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1048 transitions. [2024-12-02 12:19:02,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:19:02,474 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:19:02,474 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:19:02,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-12-02 12:19:02,474 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:19:02,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:19:02,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1088642971, now seen corresponding path program 1 times [2024-12-02 12:19:02,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:19:02,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391771082] [2024-12-02 12:19:02,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:19:02,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:19:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:19:06,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:19:06,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:19:06,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391771082] [2024-12-02 12:19:06,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391771082] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:19:06,015 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:19:06,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-12-02 12:19:06,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286863381] [2024-12-02 12:19:06,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:19:06,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-02 12:19:06,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:19:06,015 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-02 12:19:06,015 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=189, Unknown=0, NotChecked=0, Total=272 [2024-12-02 12:19:06,016 INFO L87 Difference]: Start difference. First operand 722 states and 1048 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:19:07,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:19:07,560 INFO L93 Difference]: Finished difference Result 1392 states and 2005 transitions. [2024-12-02 12:19:07,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 12:19:07,560 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-12-02 12:19:07,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:19:07,564 INFO L225 Difference]: With dead ends: 1392 [2024-12-02 12:19:07,564 INFO L226 Difference]: Without dead ends: 1390 [2024-12-02 12:19:07,565 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=107, Invalid=235, Unknown=0, NotChecked=0, Total=342 [2024-12-02 12:19:07,565 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 239 mSDsluCounter, 602 mSDsCounter, 0 mSdLazyCounter, 642 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 12:19:07,565 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 731 Invalid, 650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 642 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 12:19:07,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1390 states. [2024-12-02 12:19:07,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1390 to 1362. [2024-12-02 12:19:07,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1362 states, 917 states have (on average 1.2748091603053435) internal successors, (1169), 927 states have internal predecessors, (1169), 404 states have call successors, (404), 40 states have call predecessors, (404), 40 states have return successors, (404), 394 states have call predecessors, (404), 404 states have call successors, (404) [2024-12-02 12:19:07,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1362 states and 1977 transitions. [2024-12-02 12:19:07,694 INFO L78 Accepts]: Start accepts. Automaton has 1362 states and 1977 transitions. Word has length 204 [2024-12-02 12:19:07,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:19:07,695 INFO L471 AbstractCegarLoop]: Abstraction has 1362 states and 1977 transitions. [2024-12-02 12:19:07,695 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:19:07,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1977 transitions. [2024-12-02 12:19:07,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:19:07,695 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:19:07,696 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:19:07,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-12-02 12:19:07,696 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:19:07,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:19:07,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1090490013, now seen corresponding path program 1 times [2024-12-02 12:19:07,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:19:07,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129300663] [2024-12-02 12:19:07,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:19:07,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:19:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:19:11,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:19:11,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:19:11,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129300663] [2024-12-02 12:19:11,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129300663] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:19:11,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:19:11,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-12-02 12:19:11,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444742734] [2024-12-02 12:19:11,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:19:11,192 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-02 12:19:11,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:19:11,192 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-02 12:19:11,192 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2024-12-02 12:19:11,193 INFO L87 Difference]: Start difference. First operand 1362 states and 1977 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:19:13,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:19:13,519 INFO L93 Difference]: Finished difference Result 1390 states and 2003 transitions. [2024-12-02 12:19:13,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 12:19:13,520 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-12-02 12:19:13,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:19:13,525 INFO L225 Difference]: With dead ends: 1390 [2024-12-02 12:19:13,525 INFO L226 Difference]: Without dead ends: 1388 [2024-12-02 12:19:13,526 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=115, Invalid=305, Unknown=0, NotChecked=0, Total=420 [2024-12-02 12:19:13,527 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 213 mSDsluCounter, 650 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 783 SdHoareTripleChecker+Invalid, 755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 12:19:13,527 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 783 Invalid, 755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 755 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 12:19:13,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1388 states. [2024-12-02 12:19:13,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1388 to 1362. [2024-12-02 12:19:13,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1362 states, 917 states have (on average 1.2748091603053435) internal successors, (1169), 927 states have internal predecessors, (1169), 404 states have call successors, (404), 40 states have call predecessors, (404), 40 states have return successors, (404), 394 states have call predecessors, (404), 404 states have call successors, (404) [2024-12-02 12:19:13,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1362 states and 1977 transitions. [2024-12-02 12:19:13,675 INFO L78 Accepts]: Start accepts. Automaton has 1362 states and 1977 transitions. Word has length 204 [2024-12-02 12:19:13,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:19:13,675 INFO L471 AbstractCegarLoop]: Abstraction has 1362 states and 1977 transitions. [2024-12-02 12:19:13,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:19:13,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1977 transitions. [2024-12-02 12:19:13,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:19:13,676 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:19:13,676 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:19:13,676 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-12-02 12:19:13,676 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:19:13,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:19:13,677 INFO L85 PathProgramCache]: Analyzing trace with hash 695615961, now seen corresponding path program 1 times [2024-12-02 12:19:13,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:19:13,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548110669] [2024-12-02 12:19:13,677 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:19:13,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:19:13,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:19:18,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:19:18,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:19:18,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548110669] [2024-12-02 12:19:18,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548110669] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:19:18,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:19:18,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-12-02 12:19:18,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113753802] [2024-12-02 12:19:18,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:19:18,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-02 12:19:18,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:19:18,648 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-02 12:19:18,648 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=189, Unknown=0, NotChecked=0, Total=272 [2024-12-02 12:19:18,648 INFO L87 Difference]: Start difference. First operand 1362 states and 1977 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:19:19,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:19:19,874 INFO L93 Difference]: Finished difference Result 1390 states and 2003 transitions. [2024-12-02 12:19:19,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 12:19:19,875 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-12-02 12:19:19,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:19:19,881 INFO L225 Difference]: With dead ends: 1390 [2024-12-02 12:19:19,881 INFO L226 Difference]: Without dead ends: 1388 [2024-12-02 12:19:19,881 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=107, Invalid=235, Unknown=0, NotChecked=0, Total=342 [2024-12-02 12:19:19,882 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 254 mSDsluCounter, 539 mSDsCounter, 0 mSdLazyCounter, 468 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 673 SdHoareTripleChecker+Invalid, 476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 12:19:19,882 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 673 Invalid, 476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 468 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 12:19:19,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1388 states. [2024-12-02 12:19:20,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1388 to 1365. [2024-12-02 12:19:20,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1365 states, 920 states have (on average 1.275) internal successors, (1173), 930 states have internal predecessors, (1173), 404 states have call successors, (404), 40 states have call predecessors, (404), 40 states have return successors, (404), 394 states have call predecessors, (404), 404 states have call successors, (404) [2024-12-02 12:19:20,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1365 states and 1981 transitions. [2024-12-02 12:19:20,021 INFO L78 Accepts]: Start accepts. Automaton has 1365 states and 1981 transitions. Word has length 204 [2024-12-02 12:19:20,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:19:20,021 INFO L471 AbstractCegarLoop]: Abstraction has 1365 states and 1981 transitions. [2024-12-02 12:19:20,021 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:19:20,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 1981 transitions. [2024-12-02 12:19:20,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:19:20,022 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:19:20,023 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:19:20,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-12-02 12:19:20,023 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:19:20,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:19:20,023 INFO L85 PathProgramCache]: Analyzing trace with hash 697463003, now seen corresponding path program 1 times [2024-12-02 12:19:20,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:19:20,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413929729] [2024-12-02 12:19:20,023 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:19:20,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:19:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:19:51,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-12-02 12:19:51,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:19:51,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413929729] [2024-12-02 12:19:51,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413929729] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:19:51,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:19:51,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-12-02 12:19:51,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730629134] [2024-12-02 12:19:51,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:19:51,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-02 12:19:51,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:19:51,288 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-02 12:19:51,288 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2024-12-02 12:19:51,288 INFO L87 Difference]: Start difference. First operand 1365 states and 1981 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:19:55,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:19:55,012 INFO L93 Difference]: Finished difference Result 1385 states and 1998 transitions. [2024-12-02 12:19:55,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 12:19:55,013 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-12-02 12:19:55,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:19:55,017 INFO L225 Difference]: With dead ends: 1385 [2024-12-02 12:19:55,017 INFO L226 Difference]: Without dead ends: 1383 [2024-12-02 12:19:55,017 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=140, Invalid=366, Unknown=0, NotChecked=0, Total=506 [2024-12-02 12:19:55,017 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 196 mSDsluCounter, 717 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 855 SdHoareTripleChecker+Invalid, 909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-12-02 12:19:55,018 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 855 Invalid, 909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-12-02 12:19:55,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1383 states. [2024-12-02 12:19:55,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1383 to 1360. [2024-12-02 12:19:55,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1360 states, 915 states have (on average 1.2743169398907104) internal successors, (1166), 925 states have internal predecessors, (1166), 404 states have call successors, (404), 40 states have call predecessors, (404), 40 states have return successors, (404), 394 states have call predecessors, (404), 404 states have call successors, (404) [2024-12-02 12:19:55,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1360 states and 1974 transitions. [2024-12-02 12:19:55,149 INFO L78 Accepts]: Start accepts. Automaton has 1360 states and 1974 transitions. Word has length 204 [2024-12-02 12:19:55,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:19:55,150 INFO L471 AbstractCegarLoop]: Abstraction has 1360 states and 1974 transitions. [2024-12-02 12:19:55,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-12-02 12:19:55,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1974 transitions. [2024-12-02 12:19:55,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:19:55,151 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:19:55,151 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:19:55,151 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-12-02 12:19:55,151 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:19:55,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:19:55,152 INFO L85 PathProgramCache]: Analyzing trace with hash -1411122508, now seen corresponding path program 1 times [2024-12-02 12:19:55,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:19:55,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799341356] [2024-12-02 12:19:55,152 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:19:55,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:19:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 12:19:55,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2052607595] [2024-12-02 12:19:55,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:19:55,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:19:55,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:19:55,201 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:19:55,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 12:19:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:19:55,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-02 12:19:55,333 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:19:57,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 849 proven. 261 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2024-12-02 12:19:57,693 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 12:20:02,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 12:20:02,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799341356] [2024-12-02 12:20:02,030 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 12:20:02,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2052607595] [2024-12-02 12:20:02,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2052607595] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:20:02,030 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-12-02 12:20:02,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2024-12-02 12:20:02,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496959056] [2024-12-02 12:20:02,031 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-12-02 12:20:02,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-12-02 12:20:02,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 12:20:02,032 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-12-02 12:20:02,032 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=358, Unknown=0, NotChecked=0, Total=462 [2024-12-02 12:20:02,032 INFO L87 Difference]: Start difference. First operand 1360 states and 1974 transitions. Second operand has 18 states, 18 states have (on average 3.7777777777777777) internal successors, (68), 17 states have internal predecessors, (68), 6 states have call successors, (32), 6 states have call predecessors, (32), 8 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 12:20:03,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:20:03,413 INFO L93 Difference]: Finished difference Result 2174 states and 2920 transitions. [2024-12-02 12:20:03,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-12-02 12:20:03,414 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.7777777777777777) internal successors, (68), 17 states have internal predecessors, (68), 6 states have call successors, (32), 6 states have call predecessors, (32), 8 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) Word has length 204 [2024-12-02 12:20:03,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:20:03,420 INFO L225 Difference]: With dead ends: 2174 [2024-12-02 12:20:03,421 INFO L226 Difference]: Without dead ends: 1807 [2024-12-02 12:20:03,423 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 352 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=354, Invalid=1206, Unknown=0, NotChecked=0, Total=1560 [2024-12-02 12:20:03,423 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 107 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 906 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 12:20:03,423 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 610 Invalid, 948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 906 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 12:20:03,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1807 states. [2024-12-02 12:20:03,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1807 to 1404. [2024-12-02 12:20:03,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1404 states, 944 states have (on average 1.2319915254237288) internal successors, (1163), 948 states have internal predecessors, (1163), 372 states have call successors, (372), 87 states have call predecessors, (372), 87 states have return successors, (372), 368 states have call predecessors, (372), 372 states have call successors, (372) [2024-12-02 12:20:03,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1404 states and 1907 transitions. [2024-12-02 12:20:03,612 INFO L78 Accepts]: Start accepts. Automaton has 1404 states and 1907 transitions. Word has length 204 [2024-12-02 12:20:03,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:20:03,612 INFO L471 AbstractCegarLoop]: Abstraction has 1404 states and 1907 transitions. [2024-12-02 12:20:03,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.7777777777777777) internal successors, (68), 17 states have internal predecessors, (68), 6 states have call successors, (32), 6 states have call predecessors, (32), 8 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2024-12-02 12:20:03,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1907 transitions. [2024-12-02 12:20:03,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-12-02 12:20:03,614 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:20:03,614 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:20:03,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 12:20:03,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:20:03,815 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:20:03,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:20:03,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1409275466, now seen corresponding path program 1 times [2024-12-02 12:20:03,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 12:20:03,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152550588] [2024-12-02 12:20:03,815 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:20:03,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 12:20:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 12:20:03,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1800246132] [2024-12-02 12:20:03,900 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:20:03,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:20:03,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:20:03,902 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 12:20:03,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 12:20:04,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 12:20:04,074 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 12:20:04,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 12:20:04,281 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 12:20:04,281 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 12:20:04,282 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 12:20:04,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 12:20:04,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 12:20:04,486 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] [2024-12-02 12:20:04,588 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 12:20:04,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 12:20:04 BoogieIcfgContainer [2024-12-02 12:20:04,591 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 12:20:04,591 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 12:20:04,591 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 12:20:04,592 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 12:20:04,592 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:16:15" (3/4) ... [2024-12-02 12:20:04,594 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 12:20:04,595 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 12:20:04,596 INFO L158 Benchmark]: Toolchain (without parser) took 230089.31ms. Allocated memory was 117.4MB in the beginning and 880.8MB in the end (delta: 763.4MB). Free memory was 92.6MB in the beginning and 788.4MB in the end (delta: -695.7MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. [2024-12-02 12:20:04,596 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 12:20:04,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.37ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 78.0MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 12:20:04,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.08ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 74.9MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 12:20:04,596 INFO L158 Benchmark]: Boogie Preprocessor took 45.25ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 70.6MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 12:20:04,596 INFO L158 Benchmark]: RCFGBuilder took 424.64ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 47.5MB in the end (delta: 22.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 12:20:04,597 INFO L158 Benchmark]: TraceAbstraction took 229296.30ms. Allocated memory was 117.4MB in the beginning and 880.8MB in the end (delta: 763.4MB). Free memory was 46.9MB in the beginning and 788.5MB in the end (delta: -741.6MB). Peak memory consumption was 508.3MB. Max. memory is 16.1GB. [2024-12-02 12:20:04,597 INFO L158 Benchmark]: Witness Printer took 3.55ms. Allocated memory is still 880.8MB. Free memory was 788.5MB in the beginning and 788.4MB in the end (delta: 186.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 12:20:04,598 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.37ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 78.0MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.08ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 74.9MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.25ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 70.6MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 424.64ms. Allocated memory is still 117.4MB. Free memory was 70.4MB in the beginning and 47.5MB in the end (delta: 22.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 229296.30ms. Allocated memory was 117.4MB in the beginning and 880.8MB in the end (delta: 763.4MB). Free memory was 46.9MB in the beginning and 788.5MB in the end (delta: -741.6MB). Peak memory consumption was 508.3MB. Max. memory is 16.1GB. * Witness Printer took 3.55ms. Allocated memory is still 880.8MB. Free memory was 788.5MB in the beginning and 788.4MB in the end (delta: 186.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 174. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 50; [L23] signed char var_1_3 = 8; [L24] signed char var_1_4 = 10; [L25] double var_1_5 = 16.5; [L26] signed char var_1_6 = 64; [L27] signed char var_1_7 = 2; [L28] unsigned short int var_1_8 = 256; [L29] unsigned short int var_1_10 = 63583; [L30] unsigned short int var_1_11 = 33789; [L31] unsigned char var_1_12 = 1; [L32] unsigned char var_1_14 = 0; [L33] signed long int var_1_15 = 8; [L34] signed short int var_1_16 = -16; [L35] signed short int var_1_18 = 16; [L36] signed short int var_1_19 = 25; [L37] signed short int var_1_20 = 25; [L38] signed short int var_1_21 = 50; [L39] signed long int var_1_22 = -8; [L40] unsigned char var_1_23 = 1; [L41] signed long int var_1_24 = 5; [L42] signed long int var_1_25 = -128; [L43] unsigned long int var_1_26 = 10; [L44] unsigned long int var_1_27 = 5; [L45] signed long int var_1_28 = -10000; [L46] signed long int var_1_29 = -1263929197; [L47] signed long int var_1_30 = 500; [L48] signed short int var_1_31 = 1; [L49] signed short int var_1_32 = -500; [L50] signed long int var_1_33 = 32; [L51] signed long int var_1_34 = -1000000; [L52] unsigned char last_1_var_1_12 = 1; VAL [isInitial=0, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=8, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L178] isInitial = 1 [L179] FCALL initially() [L181] CALL updateLastVariables() [L171] last_1_var_1_12 = var_1_12 VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=8, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L181] RET updateLastVariables() [L182] CALL updateVariables() [L121] var_1_3 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_3 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L122] RET assume_abort_if_not(var_1_3 >= -63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L123] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L123] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L124] var_1_4 = __VERIFIER_nondet_char() [L125] CALL assume_abort_if_not(var_1_4 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L125] RET assume_abort_if_not(var_1_4 >= -63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L126] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L126] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L127] var_1_6 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_6 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=2, var_1_8=256] [L128] RET assume_abort_if_not(var_1_6 >= -1) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=2, var_1_8=256] [L129] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=2, var_1_8=256] [L129] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=2, var_1_8=256] [L130] var_1_7 = __VERIFIER_nondet_char() [L131] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L131] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L132] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L132] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L133] var_1_10 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_10 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L134] RET assume_abort_if_not(var_1_10 >= 49150) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L135] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L135] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L136] var_1_11 = __VERIFIER_nondet_ushort() [L137] CALL assume_abort_if_not(var_1_11 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L137] RET assume_abort_if_not(var_1_11 >= 32767) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L138] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L138] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L139] var_1_14 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L140] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L141] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L141] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L142] var_1_20 = __VERIFIER_nondet_short() [L143] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L143] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L144] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L144] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L145] var_1_21 = __VERIFIER_nondet_short() [L146] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L146] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L147] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L147] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L148] var_1_23 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L149] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L150] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L150] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L151] var_1_24 = __VERIFIER_nondet_long() [L152] CALL assume_abort_if_not(var_1_24 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L152] RET assume_abort_if_not(var_1_24 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L153] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L153] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L154] var_1_25 = __VERIFIER_nondet_long() [L155] CALL assume_abort_if_not(var_1_25 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L155] RET assume_abort_if_not(var_1_25 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L156] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L156] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L157] var_1_27 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L158] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L159] CALL assume_abort_if_not(var_1_27 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L159] RET assume_abort_if_not(var_1_27 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L160] var_1_29 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_29 >= -2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L161] RET assume_abort_if_not(var_1_29 >= -2147483646) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L162] CALL assume_abort_if_not(var_1_29 <= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L162] RET assume_abort_if_not(var_1_29 <= -1073741823) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L163] var_1_30 = __VERIFIER_nondet_long() [L164] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L164] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L165] CALL assume_abort_if_not(var_1_30 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L165] RET assume_abort_if_not(var_1_30 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L166] var_1_32 = __VERIFIER_nondet_short() [L167] CALL assume_abort_if_not(var_1_32 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L167] RET assume_abort_if_not(var_1_32 >= -32767) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L168] CALL assume_abort_if_not(var_1_32 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L168] RET assume_abort_if_not(var_1_32 <= 32766) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L182] RET updateVariables() [L183] CALL step() [L56] COND FALSE !(var_1_24 > var_1_25) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L61] var_1_26 = var_1_27 VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L62] COND TRUE ((((-256) < 0 ) ? -(-256) : (-256))) < var_1_24 [L63] var_1_28 = (5 - (((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29))) - var_1_30)) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L67] var_1_31 = var_1_32 VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L68] COND TRUE var_1_31 < var_1_26 [L69] var_1_33 = ((((var_1_30) < ((var_1_31 + 1))) ? (var_1_30) : ((var_1_31 + 1)))) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L73] COND TRUE var_1_26 < var_1_28 [L74] var_1_34 = ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L76] signed char stepLocal_1 = var_1_6; [L77] unsigned char stepLocal_0 = last_1_var_1_12; VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, stepLocal_1=126, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L78] COND FALSE !(-25 == stepLocal_1) [L83] var_1_8 = ((((var_1_7) > (var_1_11)) ? (var_1_7) : (var_1_11))) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=32767] [L85] signed char stepLocal_2 = var_1_7; VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, stepLocal_2=127, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=32767] [L86] COND TRUE var_1_8 >= stepLocal_2 [L87] var_1_12 = (! var_1_14) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=32767] [L89] COND TRUE \read(var_1_12) [L90] var_1_1 = (var_1_3 + var_1_4) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=32767] [L92] COND TRUE var_1_4 >= (var_1_6 - var_1_7) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=32767] [L93] COND TRUE \read(var_1_12) [L94] var_1_5 = 8.25 VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L97] signed char stepLocal_4 = var_1_6; VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, stepLocal_4=126, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L98] COND TRUE var_1_1 < stepLocal_4 [L99] var_1_18 = (var_1_6 - var_1_7) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=-1, var_1_19=25, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L103] COND TRUE \read(var_1_12) [L104] var_1_19 = ((var_1_7 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21)))) + var_1_6) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L106] COND TRUE -64 > (var_1_6 + var_1_19) [L107] var_1_15 = (var_1_11 - var_1_7) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32640, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L115] signed long int stepLocal_3 = ((((var_1_11) > (var_1_18)) ? (var_1_11) : (var_1_18))) + (var_1_15 / var_1_10); VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, stepLocal_3=32767, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32640, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L116] COND FALSE !(var_1_19 > stepLocal_3) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32640, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L183] RET step() [L184] CALL, EXPR property() [L174-L175] return (((((((var_1_12 ? (var_1_1 == ((signed char) (var_1_3 + var_1_4))) : 1) && ((var_1_4 >= (var_1_6 - var_1_7)) ? (var_1_12 ? (var_1_5 == ((double) 8.25)) : 1) : 1)) && ((-25 == var_1_6) ? ((last_1_var_1_12 && last_1_var_1_12) ? (var_1_8 == ((unsigned short int) ((((((var_1_10 - 10) - 16)) > ((var_1_11 - var_1_7))) ? (((var_1_10 - 10) - 16)) : ((var_1_11 - var_1_7)))))) : 1) : (var_1_8 == ((unsigned short int) ((((var_1_7) > (var_1_11)) ? (var_1_7) : (var_1_11))))))) && ((var_1_8 >= var_1_7) ? (var_1_12 == ((unsigned char) (! var_1_14))) : 1)) && ((-64 > (var_1_6 + var_1_19)) ? (var_1_15 == ((signed long int) (var_1_11 - var_1_7))) : ((! var_1_12) ? (var_1_12 ? (var_1_15 == ((signed long int) 4)) : 1) : 1))) && ((var_1_19 > (((((var_1_11) > (var_1_18)) ? (var_1_11) : (var_1_18))) + (var_1_15 / var_1_10))) ? (var_1_16 == ((signed short int) var_1_4)) : 1)) && ((var_1_1 < var_1_6) ? (var_1_18 == ((signed short int) (var_1_6 - var_1_7))) : (var_1_18 == ((signed short int) (((((var_1_6 + var_1_4)) < (var_1_1)) ? ((var_1_6 + var_1_4)) : (var_1_1))))))) && (var_1_12 ? (var_1_19 == ((signed short int) ((var_1_7 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21)))) + var_1_6))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32640, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L184] RET, EXPR property() [L184] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32640, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32640, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 229.1s, OverallIterations: 26, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 43.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5400 SdHoareTripleChecker+Valid, 19.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5391 mSDsluCounter, 17952 SdHoareTripleChecker+Invalid, 17.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14242 mSDsCounter, 528 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12953 IncrementalHoareTripleChecker+Invalid, 13481 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 528 mSolverCounterUnsat, 3710 mSDtfsCounter, 12953 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 914 GetRequests, 500 SyntacticMatches, 0 SemanticMatches, 414 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1212 ImplicationChecksByTransitivity, 46.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1404occurred in iteration=25, InterpolantAutomatonStates: 354, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 25 MinimizatonAttempts, 2610 StatesRemovedByMinimization, 24 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 181.2s InterpolantComputationTime, 5905 NumberOfCodeBlocks, 5905 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 5267 ConstructedInterpolants, 1 QuantifiedInterpolants, 44026 SizeOfPredicates, 9 NumberOfNonLiveVariables, 933 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 26 InterpolantComputations, 24 PerfectInterpolantSequences, 51261/51584 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 12:20:04,806 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-12-02 12:20:04,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 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_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/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_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/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_81a97adf-3d28-4de5-a24e-a1e126ed309c/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 f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 12:20:06,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 12:20:06,695 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 12:20:06,701 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 12:20:06,701 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 12:20:06,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 12:20:06,723 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 12:20:06,724 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 12:20:06,724 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 12:20:06,724 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 12:20:06,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 12:20:06,724 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 12:20:06,724 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 12:20:06,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 12:20:06,725 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 12:20:06,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 12:20:06,725 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 12:20:06,725 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 12:20:06,725 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 12:20:06,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 12:20:06,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 12:20:06,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 12:20:06,725 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 12:20:06,725 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 12:20:06,725 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 12:20:06,726 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 12:20:06,726 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 12:20:06,726 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 12:20:06,726 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 12:20:06,726 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 12:20:06,726 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 12:20:06,726 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:20:06,726 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:20:06,726 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:20:06,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:20:06,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 12:20:06,726 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 12:20:06,726 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 12:20:06,726 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 12:20:06,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:20:06,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 12:20:06,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 12:20:06,727 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 12:20:06,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 12:20:06,728 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 12:20:06,728 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 12:20:06,728 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 12:20:06,728 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 12:20:06,728 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 12:20:06,728 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 12:20:06,728 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_81a97adf-3d28-4de5-a24e-a1e126ed309c/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 -> f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 [2024-12-02 12:20:06,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 12:20:06,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 12:20:06,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 12:20:06,975 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 12:20:06,975 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 12:20:06,977 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-12-02 12:20:09,672 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/data/6aea7da3e/519fb0be0f8e4b439e13f22841ccfe8a/FLAG889cb5290 [2024-12-02 12:20:09,858 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 12:20:09,858 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-12-02 12:20:09,868 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/data/6aea7da3e/519fb0be0f8e4b439e13f22841ccfe8a/FLAG889cb5290 [2024-12-02 12:20:09,880 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/data/6aea7da3e/519fb0be0f8e4b439e13f22841ccfe8a [2024-12-02 12:20:09,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 12:20:09,884 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 12:20:09,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 12:20:09,885 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 12:20:09,888 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 12:20:09,889 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:20:09" (1/1) ... [2024-12-02 12:20:09,889 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20b46b1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:09, skipping insertion in model container [2024-12-02 12:20:09,889 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:20:09" (1/1) ... [2024-12-02 12:20:09,906 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 12:20:10,014 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_81a97adf-3d28-4de5-a24e-a1e126ed309c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i[915,928] [2024-12-02 12:20:10,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:20:10,085 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 12:20:10,093 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_81a97adf-3d28-4de5-a24e-a1e126ed309c/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i[915,928] [2024-12-02 12:20:10,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 12:20:10,139 INFO L204 MainTranslator]: Completed translation [2024-12-02 12:20:10,140 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10 WrapperNode [2024-12-02 12:20:10,140 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 12:20:10,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 12:20:10,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 12:20:10,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 12:20:10,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (1/1) ... [2024-12-02 12:20:10,159 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (1/1) ... [2024-12-02 12:20:10,183 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-12-02 12:20:10,184 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 12:20:10,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 12:20:10,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 12:20:10,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 12:20:10,194 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (1/1) ... [2024-12-02 12:20:10,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (1/1) ... [2024-12-02 12:20:10,197 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (1/1) ... [2024-12-02 12:20:10,210 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 12:20:10,210 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (1/1) ... [2024-12-02 12:20:10,210 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (1/1) ... [2024-12-02 12:20:10,220 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (1/1) ... [2024-12-02 12:20:10,221 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (1/1) ... [2024-12-02 12:20:10,224 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (1/1) ... [2024-12-02 12:20:10,226 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (1/1) ... [2024-12-02 12:20:10,228 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (1/1) ... [2024-12-02 12:20:10,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 12:20:10,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 12:20:10,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 12:20:10,232 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 12:20:10,233 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (1/1) ... [2024-12-02 12:20:10,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 12:20:10,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 12:20:10,263 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 12:20:10,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 12:20:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 12:20:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 12:20:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 12:20:10,290 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 12:20:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 12:20:10,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 12:20:10,364 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 12:20:10,365 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 12:20:10,700 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-02 12:20:10,700 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 12:20:10,711 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 12:20:10,711 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 12:20:10,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:20:10 BoogieIcfgContainer [2024-12-02 12:20:10,712 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 12:20:10,714 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 12:20:10,714 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 12:20:10,719 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 12:20:10,720 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 12:20:09" (1/3) ... [2024-12-02 12:20:10,720 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c53e0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:20:10, skipping insertion in model container [2024-12-02 12:20:10,720 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:20:10" (2/3) ... [2024-12-02 12:20:10,721 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28c53e0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 12:20:10, skipping insertion in model container [2024-12-02 12:20:10,721 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:20:10" (3/3) ... [2024-12-02 12:20:10,722 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-12-02 12:20:10,736 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 12:20:10,737 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-66.i that has 2 procedures, 90 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 12:20:10,781 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 12:20:10,791 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;@43037b38, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 12:20:10,792 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 12:20:10,795 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 12:20:10,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 12:20:10,808 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:20:10,809 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:20:10,809 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:20:10,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:20:10,814 INFO L85 PathProgramCache]: Analyzing trace with hash -683655500, now seen corresponding path program 1 times [2024-12-02 12:20:10,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 12:20:10,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [73310394] [2024-12-02 12:20:10,823 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:20:10,824 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 12:20:10,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 12:20:10,825 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 12:20:10,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 12:20:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:20:11,051 INFO L256 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 12:20:11,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:20:11,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-12-02 12:20:11,105 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 12:20:11,105 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 12:20:11,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [73310394] [2024-12-02 12:20:11,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [73310394] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 12:20:11,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 12:20:11,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 12:20:11,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642367611] [2024-12-02 12:20:11,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 12:20:11,112 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 12:20:11,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 12:20:11,133 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 12:20:11,133 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 12:20:11,135 INFO L87 Difference]: Start difference. First operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 12:20:11,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:20:11,161 INFO L93 Difference]: Finished difference Result 173 states and 308 transitions. [2024-12-02 12:20:11,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 12:20:11,163 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2024-12-02 12:20:11,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:20:11,170 INFO L225 Difference]: With dead ends: 173 [2024-12-02 12:20:11,170 INFO L226 Difference]: Without dead ends: 86 [2024-12-02 12:20:11,173 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 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 12:20:11,176 INFO L435 NwaCegarLoop]: 134 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, 134 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 12:20:11,177 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 12:20:11,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-12-02 12:20:11,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-12-02 12:20:11,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-12-02 12:20:11,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 134 transitions. [2024-12-02 12:20:11,217 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 134 transitions. Word has length 203 [2024-12-02 12:20:11,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:20:11,217 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 134 transitions. [2024-12-02 12:20:11,217 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 12:20:11,217 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2024-12-02 12:20:11,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 12:20:11,221 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:20:11,221 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:20:11,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 12:20:11,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.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 12:20:11,422 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:20:11,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:20:11,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1091206836, now seen corresponding path program 1 times [2024-12-02 12:20:11,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 12:20:11,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1193252147] [2024-12-02 12:20:11,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:20:11,423 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 12:20:11,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 12:20:11,425 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 12:20:11,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 12:20:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:20:11,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 12:20:11,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:20:14,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 896 proven. 204 refuted. 0 times theorem prover too weak. 884 trivial. 0 not checked. [2024-12-02 12:20:14,021 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 12:20:18,782 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 12:20:18,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1193252147] [2024-12-02 12:20:18,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1193252147] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:20:18,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1553279362] [2024-12-02 12:20:18,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:20:18,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 12:20:18,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 12:20:18,785 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 12:20:18,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-02 12:20:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:20:19,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 12:20:19,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 12:20:28,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 878 proven. 198 refuted. 0 times theorem prover too weak. 908 trivial. 0 not checked. [2024-12-02 12:20:28,245 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 12:20:35,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1553279362] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 12:20:35,959 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 12:20:35,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 22 [2024-12-02 12:20:35,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087266716] [2024-12-02 12:20:35,960 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 12:20:35,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-12-02 12:20:35,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 12:20:35,961 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-12-02 12:20:35,962 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=650, Unknown=1, NotChecked=0, Total=756 [2024-12-02 12:20:35,962 INFO L87 Difference]: Start difference. First operand 86 states and 134 transitions. Second operand has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 22 states have internal predecessors, (111), 7 states have call successors, (59), 7 states have call predecessors, (59), 12 states have return successors, (60), 7 states have call predecessors, (60), 7 states have call successors, (60) [2024-12-02 12:20:54,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 12:21:11,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 12:21:11,026 INFO L93 Difference]: Finished difference Result 223 states and 321 transitions. [2024-12-02 12:21:11,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-12-02 12:21:11,027 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 22 states have internal predecessors, (111), 7 states have call successors, (59), 7 states have call predecessors, (59), 12 states have return successors, (60), 7 states have call predecessors, (60), 7 states have call successors, (60) Word has length 203 [2024-12-02 12:21:11,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 12:21:11,031 INFO L225 Difference]: With dead ends: 223 [2024-12-02 12:21:11,031 INFO L226 Difference]: Without dead ends: 140 [2024-12-02 12:21:11,033 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 481 GetRequests, 430 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 728 ImplicationChecksByTransitivity, 23.4s TimeCoverageRelationStatistics Valid=532, Invalid=2223, Unknown=1, NotChecked=0, Total=2756 [2024-12-02 12:21:11,034 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 275 mSDsluCounter, 591 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 138 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 693 SdHoareTripleChecker+Invalid, 1021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 882 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.4s IncrementalHoareTripleChecker+Time [2024-12-02 12:21:11,035 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 693 Invalid, 1021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 882 Invalid, 1 Unknown, 0 Unchecked, 25.4s Time] [2024-12-02 12:21:11,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-12-02 12:21:11,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 133. [2024-12-02 12:21:11,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 84 states have (on average 1.2261904761904763) internal successors, (103), 85 states have internal predecessors, (103), 40 states have call successors, (40), 8 states have call predecessors, (40), 8 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 12:21:11,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 183 transitions. [2024-12-02 12:21:11,068 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 183 transitions. Word has length 203 [2024-12-02 12:21:11,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 12:21:11,069 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 183 transitions. [2024-12-02 12:21:11,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 22 states have internal predecessors, (111), 7 states have call successors, (59), 7 states have call predecessors, (59), 12 states have return successors, (60), 7 states have call predecessors, (60), 7 states have call successors, (60) [2024-12-02 12:21:11,069 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 183 transitions. [2024-12-02 12:21:11,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 12:21:11,073 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 12:21:11,073 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:21:11,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-12-02 12:21:11,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 12:21:11,473 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.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 12:21:11,474 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 12:21:11,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 12:21:11,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1093053878, now seen corresponding path program 1 times [2024-12-02 12:21:11,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 12:21:11,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [268248044] [2024-12-02 12:21:11,475 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 12:21:11,475 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 12:21:11,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 12:21:11,477 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 12:21:11,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81a97adf-3d28-4de5-a24e-a1e126ed309c/bin/uautomizer-verify-84ZbGMXZE1/mathsat -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 12:21:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 12:21:11,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-02 12:21:11,718 INFO L279 TraceCheckSpWp]: Computing forward predicates...