./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC --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 e27a7e8208feb4e2a429aaf18357ed884e258fb84f6f2f7be613f0f94968064e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:32:09,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:32:09,193 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 00:32:09,200 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:32:09,207 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:32:09,251 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:32:09,252 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:32:09,252 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:32:09,252 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:32:09,252 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:32:09,253 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:32:09,253 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:32:09,253 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:32:09,253 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:32:09,253 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:32:09,254 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:32:09,254 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:32:09,254 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:32:09,254 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:32:09,254 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:32:09,254 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:32:09,254 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:32:09,254 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:32:09,255 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:32:09,255 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:32:09,255 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:32:09,256 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:32:09,256 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:32:09,256 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:32:09,256 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:32:09,256 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:32:09,257 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:32:09,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:32:09,257 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:32:09,257 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:32:09,257 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:32:09,258 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:32:09,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:32:09,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:32:09,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:32:09,258 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:32:09,259 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:32:09,259 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:32:09,259 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:32:09,259 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:32:09,259 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:32:09,259 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:32:09,260 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:32:09,260 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_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC 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 -> e27a7e8208feb4e2a429aaf18357ed884e258fb84f6f2f7be613f0f94968064e [2024-11-24 00:32:09,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:32:09,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:32:09,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:32:09,697 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:32:09,697 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:32:09,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2024-11-24 00:32:13,238 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/data/40da29b4d/6fd3967f86fb4f2dbc8d13722e8165ca/FLAGd39136ade [2024-11-24 00:32:13,704 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:32:13,708 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2024-11-24 00:32:13,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/data/40da29b4d/6fd3967f86fb4f2dbc8d13722e8165ca/FLAGd39136ade [2024-11-24 00:32:13,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/data/40da29b4d/6fd3967f86fb4f2dbc8d13722e8165ca [2024-11-24 00:32:13,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:32:13,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:32:13,768 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:32:13,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:32:13,773 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:32:13,774 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:32:13" (1/1) ... [2024-11-24 00:32:13,775 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@574d225f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:13, skipping insertion in model container [2024-11-24 00:32:13,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:32:13" (1/1) ... [2024-11-24 00:32:13,802 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:32:14,009 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_c6b9f078-7806-43f6-ae38-03b04d217519/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i[914,927] [2024-11-24 00:32:14,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:32:14,144 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:32:14,157 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_c6b9f078-7806-43f6-ae38-03b04d217519/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i[914,927] [2024-11-24 00:32:14,215 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:32:14,236 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:32:14,237 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14 WrapperNode [2024-11-24 00:32:14,237 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:32:14,239 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:32:14,239 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:32:14,239 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:32:14,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (1/1) ... [2024-11-24 00:32:14,265 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (1/1) ... [2024-11-24 00:32:14,339 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 256 [2024-11-24 00:32:14,340 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:32:14,340 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:32:14,341 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:32:14,341 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:32:14,354 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (1/1) ... [2024-11-24 00:32:14,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (1/1) ... [2024-11-24 00:32:14,358 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (1/1) ... [2024-11-24 00:32:14,380 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]. [2024-11-24 00:32:14,382 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (1/1) ... [2024-11-24 00:32:14,382 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (1/1) ... [2024-11-24 00:32:14,393 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (1/1) ... [2024-11-24 00:32:14,395 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (1/1) ... [2024-11-24 00:32:14,400 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (1/1) ... [2024-11-24 00:32:14,403 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (1/1) ... [2024-11-24 00:32:14,405 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (1/1) ... [2024-11-24 00:32:14,409 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:32:14,410 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:32:14,410 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:32:14,411 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:32:14,412 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (1/1) ... [2024-11-24 00:32:14,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:32:14,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:32:14,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:32:14,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:32:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:32:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:32:14,501 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:32:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:32:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:32:14,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:32:14,644 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:32:14,646 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:32:15,313 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-24 00:32:15,313 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:32:15,328 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:32:15,328 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:32:15,328 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:32:15 BoogieIcfgContainer [2024-11-24 00:32:15,329 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:32:15,331 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:32:15,332 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:32:15,338 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:32:15,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:32:13" (1/3) ... [2024-11-24 00:32:15,339 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c076b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:32:15, skipping insertion in model container [2024-11-24 00:32:15,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:32:14" (2/3) ... [2024-11-24 00:32:15,340 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c076b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:32:15, skipping insertion in model container [2024-11-24 00:32:15,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:32:15" (3/3) ... [2024-11-24 00:32:15,342 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2024-11-24 00:32:15,362 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:32:15,364 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-9.i that has 2 procedures, 109 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:32:15,446 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:32:15,462 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;@78678cf3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:32:15,462 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:32:15,467 INFO L276 IsEmpty]: Start isEmpty. Operand has 109 states, 78 states have (on average 1.435897435897436) internal successors, (112), 79 states have internal predecessors, (112), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-24 00:32:15,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-24 00:32:15,489 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:32:15,491 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:32:15,491 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:32:15,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:32:15,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1782693715, now seen corresponding path program 1 times [2024-11-24 00:32:15,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:32:15,513 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512182805] [2024-11-24 00:32:15,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:15,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:32:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:16,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-11-24 00:32:16,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:32:16,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512182805] [2024-11-24 00:32:16,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512182805] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:32:16,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [246446306] [2024-11-24 00:32:16,062 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:16,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:32:16,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:32:16,071 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:32:16,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:32:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:16,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:32:16,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:32:16,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-11-24 00:32:16,419 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:32:16,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [246446306] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:32:16,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:32:16,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 00:32:16,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003150748] [2024-11-24 00:32:16,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:32:16,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:32:16,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:32:16,462 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:32:16,463 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:32:16,468 INFO L87 Difference]: Start difference. First operand has 109 states, 78 states have (on average 1.435897435897436) internal successors, (112), 79 states have internal predecessors, (112), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-24 00:32:16,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:32:16,526 INFO L93 Difference]: Finished difference Result 211 states and 358 transitions. [2024-11-24 00:32:16,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:32:16,528 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 186 [2024-11-24 00:32:16,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:32:16,536 INFO L225 Difference]: With dead ends: 211 [2024-11-24 00:32:16,536 INFO L226 Difference]: Without dead ends: 105 [2024-11-24 00:32:16,540 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:32:16,543 INFO L435 NwaCegarLoop]: 161 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, 161 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:32:16,544 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:32:16,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2024-11-24 00:32:16,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2024-11-24 00:32:16,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 75 states have (on average 1.4) internal successors, (105), 75 states have internal predecessors, (105), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-24 00:32:16,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 161 transitions. [2024-11-24 00:32:16,609 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 161 transitions. Word has length 186 [2024-11-24 00:32:16,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:32:16,609 INFO L471 AbstractCegarLoop]: Abstraction has 105 states and 161 transitions. [2024-11-24 00:32:16,610 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-24 00:32:16,610 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 161 transitions. [2024-11-24 00:32:16,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-24 00:32:16,615 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:32:16,615 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:32:16,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 00:32:16,819 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:32:16,820 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:32:16,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:32:16,821 INFO L85 PathProgramCache]: Analyzing trace with hash 551637579, now seen corresponding path program 1 times [2024-11-24 00:32:16,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:32:16,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416042233] [2024-11-24 00:32:16,821 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:16,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:32:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:17,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-24 00:32:17,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:32:17,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416042233] [2024-11-24 00:32:17,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416042233] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:32:17,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:32:17,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:32:17,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875878136] [2024-11-24 00:32:17,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:32:17,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:32:17,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:32:17,435 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:32:17,438 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:32:17,439 INFO L87 Difference]: Start difference. First operand 105 states and 161 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:32:17,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:32:17,502 INFO L93 Difference]: Finished difference Result 208 states and 321 transitions. [2024-11-24 00:32:17,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:32:17,503 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 186 [2024-11-24 00:32:17,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:32:17,509 INFO L225 Difference]: With dead ends: 208 [2024-11-24 00:32:17,510 INFO L226 Difference]: Without dead ends: 106 [2024-11-24 00:32:17,511 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 [2024-11-24 00:32:17,515 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 0 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:32:17,516 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 315 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:32:17,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2024-11-24 00:32:17,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2024-11-24 00:32:17,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 76 states have (on average 1.394736842105263) internal successors, (106), 76 states have internal predecessors, (106), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-24 00:32:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 162 transitions. [2024-11-24 00:32:17,549 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 162 transitions. Word has length 186 [2024-11-24 00:32:17,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:32:17,554 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 162 transitions. [2024-11-24 00:32:17,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:32:17,554 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 162 transitions. [2024-11-24 00:32:17,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-24 00:32:17,563 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:32:17,563 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:32:17,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:32:17,564 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:32:17,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:32:17,565 INFO L85 PathProgramCache]: Analyzing trace with hash -16239608, now seen corresponding path program 1 times [2024-11-24 00:32:17,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:32:17,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950314497] [2024-11-24 00:32:17,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:17,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:32:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:25,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 33 proven. 48 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-24 00:32:25,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:32:25,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950314497] [2024-11-24 00:32:25,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950314497] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:32:25,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857467872] [2024-11-24 00:32:25,016 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:25,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:32:25,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:32:25,020 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:32:25,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 00:32:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:25,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-24 00:32:25,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:32:26,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 395 proven. 81 refuted. 0 times theorem prover too weak. 1036 trivial. 0 not checked. [2024-11-24 00:32:26,272 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:32:26,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-24 00:32:26,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857467872] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 00:32:26,858 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 00:32:26,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 6, 6] total 19 [2024-11-24 00:32:26,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567080359] [2024-11-24 00:32:26,859 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 00:32:26,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-24 00:32:26,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:32:26,862 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-24 00:32:26,863 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=281, Unknown=0, NotChecked=0, Total=342 [2024-11-24 00:32:26,863 INFO L87 Difference]: Start difference. First operand 106 states and 162 transitions. Second operand has 19 states, 19 states have (on average 6.7368421052631575) internal successors, (128), 19 states have internal predecessors, (128), 7 states have call successors, (83), 3 states have call predecessors, (83), 5 states have return successors, (84), 6 states have call predecessors, (84), 7 states have call successors, (84) [2024-11-24 00:32:29,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:32:29,955 INFO L93 Difference]: Finished difference Result 291 states and 435 transitions. [2024-11-24 00:32:29,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 00:32:29,957 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 6.7368421052631575) internal successors, (128), 19 states have internal predecessors, (128), 7 states have call successors, (83), 3 states have call predecessors, (83), 5 states have return successors, (84), 6 states have call predecessors, (84), 7 states have call successors, (84) Word has length 187 [2024-11-24 00:32:29,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:32:29,961 INFO L225 Difference]: With dead ends: 291 [2024-11-24 00:32:29,965 INFO L226 Difference]: Without dead ends: 188 [2024-11-24 00:32:29,966 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 371 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=152, Invalid=550, Unknown=0, NotChecked=0, Total=702 [2024-11-24 00:32:29,967 INFO L435 NwaCegarLoop]: 100 mSDtfsCounter, 1012 mSDsluCounter, 497 mSDsCounter, 0 mSdLazyCounter, 715 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 715 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:32:29,971 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1017 Valid, 597 Invalid, 748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 715 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-24 00:32:29,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2024-11-24 00:32:29,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 110. [2024-11-24 00:32:29,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 110 states, 79 states have (on average 1.3670886075949367) internal successors, (108), 79 states have internal predecessors, (108), 28 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-24 00:32:30,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 164 transitions. [2024-11-24 00:32:30,000 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 164 transitions. Word has length 187 [2024-11-24 00:32:30,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:32:30,001 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 164 transitions. [2024-11-24 00:32:30,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 6.7368421052631575) internal successors, (128), 19 states have internal predecessors, (128), 7 states have call successors, (83), 3 states have call predecessors, (83), 5 states have return successors, (84), 6 states have call predecessors, (84), 7 states have call successors, (84) [2024-11-24 00:32:30,002 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 164 transitions. [2024-11-24 00:32:30,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-24 00:32:30,006 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:32:30,006 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:32:30,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 00:32:30,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:32:30,207 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:32:30,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:32:30,208 INFO L85 PathProgramCache]: Analyzing trace with hash -1037307962, now seen corresponding path program 1 times [2024-11-24 00:32:30,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:32:30,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915993482] [2024-11-24 00:32:30,209 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:30,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:32:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:33,210 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 33 proven. 48 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-24 00:32:33,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:32:33,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915993482] [2024-11-24 00:32:33,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915993482] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:32:33,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [33043862] [2024-11-24 00:32:33,212 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:33,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:32:33,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:32:33,215 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:32:33,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 00:32:33,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:33,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-24 00:32:33,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:32:34,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-11-24 00:32:34,336 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:32:44,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-24 00:32:44,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [33043862] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:32:44,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:32:44,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10, 11] total 22 [2024-11-24 00:32:44,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792562978] [2024-11-24 00:32:44,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:32:44,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:32:44,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:32:44,288 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:32:44,288 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=364, Unknown=2, NotChecked=0, Total=462 [2024-11-24 00:32:44,289 INFO L87 Difference]: Start difference. First operand 110 states and 164 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:32:49,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-24 00:32:53,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:32:53,619 INFO L93 Difference]: Finished difference Result 391 states and 568 transitions. [2024-11-24 00:32:53,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 00:32:53,621 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 187 [2024-11-24 00:32:53,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:32:53,624 INFO L225 Difference]: With dead ends: 391 [2024-11-24 00:32:53,624 INFO L226 Difference]: Without dead ends: 284 [2024-11-24 00:32:53,629 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 367 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 14.8s TimeCoverageRelationStatistics Valid=137, Invalid=510, Unknown=3, NotChecked=0, Total=650 [2024-11-24 00:32:53,630 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 371 mSDsluCounter, 571 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 371 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-24 00:32:53,630 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [371 Valid, 711 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-24 00:32:53,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2024-11-24 00:32:53,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 208. [2024-11-24 00:32:53,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 170 states have (on average 1.411764705882353) internal successors, (240), 171 states have internal predecessors, (240), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-24 00:32:53,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 306 transitions. [2024-11-24 00:32:53,689 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 306 transitions. Word has length 187 [2024-11-24 00:32:53,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:32:53,691 INFO L471 AbstractCegarLoop]: Abstraction has 208 states and 306 transitions. [2024-11-24 00:32:53,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:32:53,692 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 306 transitions. [2024-11-24 00:32:53,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-24 00:32:53,697 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:32:53,697 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:32:53,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-24 00:32:53,901 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:32:53,901 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:32:53,902 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:32:53,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1386359395, now seen corresponding path program 1 times [2024-11-24 00:32:53,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:32:53,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889447250] [2024-11-24 00:32:53,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:53,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:32:54,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:56,927 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 33 proven. 48 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-24 00:32:56,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:32:56,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889447250] [2024-11-24 00:32:56,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889447250] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:32:56,928 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1421548512] [2024-11-24 00:32:56,928 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:32:56,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:32:56,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:32:56,931 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:32:56,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-24 00:32:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:32:57,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-24 00:32:57,111 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:32:58,010 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-11-24 00:32:58,010 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:33:06,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-24 00:33:06,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1421548512] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:33:06,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:33:06,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 11] total 21 [2024-11-24 00:33:06,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366304107] [2024-11-24 00:33:06,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:33:06,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:33:06,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:33:06,862 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:33:06,863 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=329, Unknown=1, NotChecked=0, Total=420 [2024-11-24 00:33:06,863 INFO L87 Difference]: Start difference. First operand 208 states and 306 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:33:20,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-11-24 00:33:21,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:33:21,909 INFO L93 Difference]: Finished difference Result 537 states and 768 transitions. [2024-11-24 00:33:21,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 00:33:21,916 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 187 [2024-11-24 00:33:21,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:33:21,920 INFO L225 Difference]: With dead ends: 537 [2024-11-24 00:33:21,920 INFO L226 Difference]: Without dead ends: 332 [2024-11-24 00:33:21,921 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 365 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 17.3s TimeCoverageRelationStatistics Valid=133, Invalid=464, Unknown=3, NotChecked=0, Total=600 [2024-11-24 00:33:21,922 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 314 mSDsluCounter, 709 mSDsCounter, 0 mSdLazyCounter, 301 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 886 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 301 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2024-11-24 00:33:21,922 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [314 Valid, 886 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 301 Invalid, 1 Unknown, 0 Unchecked, 6.6s Time] [2024-11-24 00:33:21,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2024-11-24 00:33:21,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 210. [2024-11-24 00:33:21,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 172 states have (on average 1.4127906976744187) internal successors, (243), 173 states have internal predecessors, (243), 33 states have call successors, (33), 4 states have call predecessors, (33), 4 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-24 00:33:21,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 309 transitions. [2024-11-24 00:33:21,952 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 309 transitions. Word has length 187 [2024-11-24 00:33:21,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:33:21,953 INFO L471 AbstractCegarLoop]: Abstraction has 210 states and 309 transitions. [2024-11-24 00:33:21,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:33:21,953 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 309 transitions. [2024-11-24 00:33:21,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-24 00:33:21,956 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:33:21,956 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:33:21,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-24 00:33:22,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:33:22,160 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:33:22,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:33:22,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1568715592, now seen corresponding path program 1 times [2024-11-24 00:33:22,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:33:22,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588567591] [2024-11-24 00:33:22,161 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:22,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:33:22,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:25,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 33 proven. 48 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-24 00:33:25,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:33:25,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588567591] [2024-11-24 00:33:25,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588567591] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:33:25,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1178391679] [2024-11-24 00:33:25,659 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:25,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:33:25,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:33:25,663 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:33:25,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-24 00:33:25,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:25,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 434 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-24 00:33:25,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:33:27,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 591 proven. 171 refuted. 0 times theorem prover too weak. 750 trivial. 0 not checked. [2024-11-24 00:33:27,732 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:33:29,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 180 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2024-11-24 00:33:29,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1178391679] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 00:33:29,429 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 00:33:29,429 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13, 14] total 34 [2024-11-24 00:33:29,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510210911] [2024-11-24 00:33:29,429 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 00:33:29,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-11-24 00:33:29,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:33:29,432 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-24 00:33:29,432 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=920, Unknown=0, NotChecked=0, Total=1122 [2024-11-24 00:33:29,433 INFO L87 Difference]: Start difference. First operand 210 states and 309 transitions. Second operand has 34 states, 33 states have (on average 4.515151515151516) internal successors, (149), 32 states have internal predecessors, (149), 9 states have call successors, (84), 5 states have call predecessors, (84), 10 states have return successors, (84), 9 states have call predecessors, (84), 9 states have call successors, (84) [2024-11-24 00:33:38,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:33:38,220 INFO L93 Difference]: Finished difference Result 677 states and 966 transitions. [2024-11-24 00:33:38,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-11-24 00:33:38,221 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 4.515151515151516) internal successors, (149), 32 states have internal predecessors, (149), 9 states have call successors, (84), 5 states have call predecessors, (84), 10 states have return successors, (84), 9 states have call predecessors, (84), 9 states have call successors, (84) Word has length 187 [2024-11-24 00:33:38,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:33:38,225 INFO L225 Difference]: With dead ends: 677 [2024-11-24 00:33:38,225 INFO L226 Difference]: Without dead ends: 470 [2024-11-24 00:33:38,227 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 354 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1500 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=1009, Invalid=4103, Unknown=0, NotChecked=0, Total=5112 [2024-11-24 00:33:38,227 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 1712 mSDsluCounter, 1307 mSDsCounter, 0 mSdLazyCounter, 1439 mSolverCounterSat, 376 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1713 SdHoareTripleChecker+Valid, 1447 SdHoareTripleChecker+Invalid, 1815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 376 IncrementalHoareTripleChecker+Valid, 1439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:33:38,228 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1713 Valid, 1447 Invalid, 1815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [376 Valid, 1439 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-11-24 00:33:38,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2024-11-24 00:33:38,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 353. [2024-11-24 00:33:38,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 275 states have (on average 1.3672727272727272) internal successors, (376), 277 states have internal predecessors, (376), 66 states have call successors, (66), 11 states have call predecessors, (66), 11 states have return successors, (66), 64 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-24 00:33:38,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 508 transitions. [2024-11-24 00:33:38,279 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 508 transitions. Word has length 187 [2024-11-24 00:33:38,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:33:38,280 INFO L471 AbstractCegarLoop]: Abstraction has 353 states and 508 transitions. [2024-11-24 00:33:38,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 4.515151515151516) internal successors, (149), 32 states have internal predecessors, (149), 9 states have call successors, (84), 5 states have call predecessors, (84), 10 states have return successors, (84), 9 states have call predecessors, (84), 9 states have call successors, (84) [2024-11-24 00:33:38,280 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 508 transitions. [2024-11-24 00:33:38,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-24 00:33:38,283 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:33:38,283 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:33:38,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-24 00:33:38,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-24 00:33:38,484 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:33:38,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:33:38,485 INFO L85 PathProgramCache]: Analyzing trace with hash -614606136, now seen corresponding path program 1 times [2024-11-24 00:33:38,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:33:38,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704787884] [2024-11-24 00:33:38,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:38,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:33:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:39,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 33 proven. 48 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-24 00:33:39,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:33:39,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704787884] [2024-11-24 00:33:39,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704787884] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:33:39,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254794611] [2024-11-24 00:33:39,761 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:39,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:33:39,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:33:39,763 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:33:39,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-24 00:33:39,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:39,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-24 00:33:39,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:33:41,012 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-11-24 00:33:41,013 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:33:42,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-24 00:33:42,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254794611] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:33:42,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:33:42,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10, 11] total 21 [2024-11-24 00:33:42,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897559908] [2024-11-24 00:33:42,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:33:42,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:33:42,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:33:42,148 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:33:42,148 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2024-11-24 00:33:42,148 INFO L87 Difference]: Start difference. First operand 353 states and 508 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:33:43,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:33:43,420 INFO L93 Difference]: Finished difference Result 823 states and 1173 transitions. [2024-11-24 00:33:43,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 00:33:43,421 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 187 [2024-11-24 00:33:43,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:33:43,425 INFO L225 Difference]: With dead ends: 823 [2024-11-24 00:33:43,425 INFO L226 Difference]: Without dead ends: 473 [2024-11-24 00:33:43,427 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 367 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=152, Invalid=448, Unknown=0, NotChecked=0, Total=600 [2024-11-24 00:33:43,427 INFO L435 NwaCegarLoop]: 208 mSDtfsCounter, 286 mSDsluCounter, 751 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 959 SdHoareTripleChecker+Invalid, 296 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:33:43,427 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [286 Valid, 959 Invalid, 296 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 287 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 00:33:43,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2024-11-24 00:33:43,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 377. [2024-11-24 00:33:43,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 299 states have (on average 1.374581939799331) internal successors, (411), 301 states have internal predecessors, (411), 66 states have call successors, (66), 11 states have call predecessors, (66), 11 states have return successors, (66), 64 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-24 00:33:43,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 543 transitions. [2024-11-24 00:33:43,487 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 543 transitions. Word has length 187 [2024-11-24 00:33:43,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:33:43,489 INFO L471 AbstractCegarLoop]: Abstraction has 377 states and 543 transitions. [2024-11-24 00:33:43,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:33:43,489 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 543 transitions. [2024-11-24 00:33:43,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-24 00:33:43,492 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:33:43,492 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:33:43,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-24 00:33:43,696 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-11-24 00:33:43,696 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:33:43,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:33:43,697 INFO L85 PathProgramCache]: Analyzing trace with hash -963657569, now seen corresponding path program 1 times [2024-11-24 00:33:43,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:33:43,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516938904] [2024-11-24 00:33:43,697 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:43,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:33:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:44,674 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 33 proven. 48 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-24 00:33:44,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:33:44,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516938904] [2024-11-24 00:33:44,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516938904] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:33:44,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1091252680] [2024-11-24 00:33:44,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:44,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:33:44,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:33:44,678 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:33:44,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-24 00:33:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:44,873 INFO L256 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-24 00:33:44,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:33:45,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 771 proven. 45 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-11-24 00:33:45,600 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:33:46,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-24 00:33:46,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1091252680] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-24 00:33:46,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:33:46,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 11] total 20 [2024-11-24 00:33:46,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564866190] [2024-11-24 00:33:46,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:33:46,503 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:33:46,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:33:46,504 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:33:46,504 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2024-11-24 00:33:46,504 INFO L87 Difference]: Start difference. First operand 377 states and 543 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:33:48,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:33:48,021 INFO L93 Difference]: Finished difference Result 854 states and 1217 transitions. [2024-11-24 00:33:48,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 00:33:48,022 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 187 [2024-11-24 00:33:48,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:33:48,027 INFO L225 Difference]: With dead ends: 854 [2024-11-24 00:33:48,027 INFO L226 Difference]: Without dead ends: 480 [2024-11-24 00:33:48,030 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 389 GetRequests, 367 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=140, Invalid=412, Unknown=0, NotChecked=0, Total=552 [2024-11-24 00:33:48,032 INFO L435 NwaCegarLoop]: 200 mSDtfsCounter, 252 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 318 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 252 SdHoareTripleChecker+Valid, 890 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:33:48,033 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [252 Valid, 890 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 318 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-24 00:33:48,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2024-11-24 00:33:48,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 401. [2024-11-24 00:33:48,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 401 states, 323 states have (on average 1.3808049535603715) internal successors, (446), 325 states have internal predecessors, (446), 66 states have call successors, (66), 11 states have call predecessors, (66), 11 states have return successors, (66), 64 states have call predecessors, (66), 66 states have call successors, (66) [2024-11-24 00:33:48,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 578 transitions. [2024-11-24 00:33:48,090 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 578 transitions. Word has length 187 [2024-11-24 00:33:48,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:33:48,091 INFO L471 AbstractCegarLoop]: Abstraction has 401 states and 578 transitions. [2024-11-24 00:33:48,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:33:48,091 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 578 transitions. [2024-11-24 00:33:48,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-24 00:33:48,093 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:33:48,093 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:33:48,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-24 00:33:48,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:33:48,294 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:33:48,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:33:48,294 INFO L85 PathProgramCache]: Analyzing trace with hash -968990175, now seen corresponding path program 1 times [2024-11-24 00:33:48,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:33:48,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629479802] [2024-11-24 00:33:48,295 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:48,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:33:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 00:33:48,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [638034176] [2024-11-24 00:33:48,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:48,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:33:48,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:33:48,410 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:33:48,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-24 00:33:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:48,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-24 00:33:48,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:33:49,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 403 proven. 69 refuted. 0 times theorem prover too weak. 1040 trivial. 0 not checked. [2024-11-24 00:33:49,019 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:33:49,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 12 proven. 69 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-11-24 00:33:49,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:33:49,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629479802] [2024-11-24 00:33:49,449 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-24 00:33:49,449 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [638034176] [2024-11-24 00:33:49,449 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [638034176] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 00:33:49,449 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:33:49,449 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2024-11-24 00:33:49,449 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500176725] [2024-11-24 00:33:49,450 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:33:49,450 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-24 00:33:49,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:33:49,451 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-24 00:33:49,451 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2024-11-24 00:33:49,451 INFO L87 Difference]: Start difference. First operand 401 states and 578 transitions. Second operand has 16 states, 16 states have (on average 5.8125) internal successors, (93), 16 states have internal predecessors, (93), 3 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2024-11-24 00:33:50,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:33:50,593 INFO L93 Difference]: Finished difference Result 1041 states and 1441 transitions. [2024-11-24 00:33:50,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-24 00:33:50,594 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.8125) internal successors, (93), 16 states have internal predecessors, (93), 3 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 189 [2024-11-24 00:33:50,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:33:50,598 INFO L225 Difference]: With dead ends: 1041 [2024-11-24 00:33:50,598 INFO L226 Difference]: Without dead ends: 643 [2024-11-24 00:33:50,600 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 362 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=167, Invalid=483, Unknown=0, NotChecked=0, Total=650 [2024-11-24 00:33:50,601 INFO L435 NwaCegarLoop]: 159 mSDtfsCounter, 217 mSDsluCounter, 741 mSDsCounter, 0 mSdLazyCounter, 761 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 900 SdHoareTripleChecker+Invalid, 781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-24 00:33:50,601 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 900 Invalid, 781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 761 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-24 00:33:50,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2024-11-24 00:33:50,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 426. [2024-11-24 00:33:50,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 352 states have (on average 1.3607954545454546) internal successors, (479), 354 states have internal predecessors, (479), 60 states have call successors, (60), 13 states have call predecessors, (60), 13 states have return successors, (60), 58 states have call predecessors, (60), 60 states have call successors, (60) [2024-11-24 00:33:50,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 599 transitions. [2024-11-24 00:33:50,658 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 599 transitions. Word has length 189 [2024-11-24 00:33:50,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:33:50,659 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 599 transitions. [2024-11-24 00:33:50,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.8125) internal successors, (93), 16 states have internal predecessors, (93), 3 states have call successors, (51), 2 states have call predecessors, (51), 4 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2024-11-24 00:33:50,659 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 599 transitions. [2024-11-24 00:33:50,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-24 00:33:50,661 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:33:50,661 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:33:50,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-24 00:33:50,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:33:50,865 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:33:50,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:33:50,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1399968200, now seen corresponding path program 1 times [2024-11-24 00:33:50,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:33:50,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966666684] [2024-11-24 00:33:50,866 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:50,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:33:50,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:50,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-24 00:33:50,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:33:50,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966666684] [2024-11-24 00:33:50,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966666684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:33:50,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:33:50,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:33:50,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702347722] [2024-11-24 00:33:50,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:33:50,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:33:50,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:33:50,977 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:33:50,977 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:33:50,977 INFO L87 Difference]: Start difference. First operand 426 states and 599 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:33:51,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:33:51,115 INFO L93 Difference]: Finished difference Result 1030 states and 1447 transitions. [2024-11-24 00:33:51,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:33:51,116 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 189 [2024-11-24 00:33:51,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:33:51,123 INFO L225 Difference]: With dead ends: 1030 [2024-11-24 00:33:51,123 INFO L226 Difference]: Without dead ends: 607 [2024-11-24 00:33:51,125 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 [2024-11-24 00:33:51,126 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 141 mSDsluCounter, 139 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 310 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:33:51,126 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 310 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 00:33:51,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2024-11-24 00:33:51,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 563. [2024-11-24 00:33:51,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 422 states have (on average 1.2962085308056872) internal successors, (547), 426 states have internal predecessors, (547), 116 states have call successors, (116), 24 states have call predecessors, (116), 24 states have return successors, (116), 112 states have call predecessors, (116), 116 states have call successors, (116) [2024-11-24 00:33:51,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 779 transitions. [2024-11-24 00:33:51,220 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 779 transitions. Word has length 189 [2024-11-24 00:33:51,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:33:51,220 INFO L471 AbstractCegarLoop]: Abstraction has 563 states and 779 transitions. [2024-11-24 00:33:51,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:33:51,221 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 779 transitions. [2024-11-24 00:33:51,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-24 00:33:51,223 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:33:51,224 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:33:51,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 00:33:51,224 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:33:51,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:33:51,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1098202920, now seen corresponding path program 1 times [2024-11-24 00:33:51,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:33:51,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023865379] [2024-11-24 00:33:51,225 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:51,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:33:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:52,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-24 00:33:52,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:33:52,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023865379] [2024-11-24 00:33:52,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023865379] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:33:52,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:33:52,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 00:33:52,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737983089] [2024-11-24 00:33:52,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:33:52,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:33:52,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:33:52,123 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:33:52,123 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:33:52,124 INFO L87 Difference]: Start difference. First operand 563 states and 779 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:33:53,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:33:53,151 INFO L93 Difference]: Finished difference Result 1785 states and 2369 transitions. [2024-11-24 00:33:53,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 00:33:53,152 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 189 [2024-11-24 00:33:53,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:33:53,159 INFO L225 Difference]: With dead ends: 1785 [2024-11-24 00:33:53,159 INFO L226 Difference]: Without dead ends: 1237 [2024-11-24 00:33:53,162 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2024-11-24 00:33:53,162 INFO L435 NwaCegarLoop]: 213 mSDtfsCounter, 172 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 984 SdHoareTripleChecker+Invalid, 442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:33:53,163 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 984 Invalid, 442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 00:33:53,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1237 states. [2024-11-24 00:33:53,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1237 to 825. [2024-11-24 00:33:53,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 825 states, 632 states have (on average 1.2784810126582278) internal successors, (808), 640 states have internal predecessors, (808), 151 states have call successors, (151), 41 states have call predecessors, (151), 41 states have return successors, (151), 143 states have call predecessors, (151), 151 states have call successors, (151) [2024-11-24 00:33:53,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 825 states and 1110 transitions. [2024-11-24 00:33:53,319 INFO L78 Accepts]: Start accepts. Automaton has 825 states and 1110 transitions. Word has length 189 [2024-11-24 00:33:53,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:33:53,320 INFO L471 AbstractCegarLoop]: Abstraction has 825 states and 1110 transitions. [2024-11-24 00:33:53,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:33:53,321 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1110 transitions. [2024-11-24 00:33:53,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-24 00:33:53,322 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:33:53,323 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:33:53,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 00:33:53,323 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:33:53,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:33:53,323 INFO L85 PathProgramCache]: Analyzing trace with hash 29296591, now seen corresponding path program 1 times [2024-11-24 00:33:53,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:33:53,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103232885] [2024-11-24 00:33:53,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:53,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:33:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:33:56,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-24 00:33:56,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:33:56,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103232885] [2024-11-24 00:33:56,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103232885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:33:56,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:33:56,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-24 00:33:56,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194567218] [2024-11-24 00:33:56,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:33:56,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 00:33:56,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:33:56,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 00:33:56,103 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-24 00:33:56,103 INFO L87 Difference]: Start difference. First operand 825 states and 1110 transitions. Second operand has 12 states, 12 states have (on average 4.416666666666667) internal successors, (53), 12 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:33:59,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:33:59,183 INFO L93 Difference]: Finished difference Result 1832 states and 2485 transitions. [2024-11-24 00:33:59,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 00:33:59,184 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.416666666666667) internal successors, (53), 12 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 190 [2024-11-24 00:33:59,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:33:59,190 INFO L225 Difference]: With dead ends: 1832 [2024-11-24 00:33:59,190 INFO L226 Difference]: Without dead ends: 1052 [2024-11-24 00:33:59,193 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2024-11-24 00:33:59,194 INFO L435 NwaCegarLoop]: 249 mSDtfsCounter, 265 mSDsluCounter, 1792 mSDsCounter, 0 mSdLazyCounter, 962 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 2041 SdHoareTripleChecker+Invalid, 964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 962 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:33:59,194 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 2041 Invalid, 964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 962 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-24 00:33:59,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1052 states. [2024-11-24 00:33:59,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1052 to 933. [2024-11-24 00:33:59,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 933 states, 740 states have (on average 1.2945945945945947) internal successors, (958), 748 states have internal predecessors, (958), 151 states have call successors, (151), 41 states have call predecessors, (151), 41 states have return successors, (151), 143 states have call predecessors, (151), 151 states have call successors, (151) [2024-11-24 00:33:59,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 933 states and 1260 transitions. [2024-11-24 00:33:59,335 INFO L78 Accepts]: Start accepts. Automaton has 933 states and 1260 transitions. Word has length 190 [2024-11-24 00:33:59,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:33:59,335 INFO L471 AbstractCegarLoop]: Abstraction has 933 states and 1260 transitions. [2024-11-24 00:33:59,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.416666666666667) internal successors, (53), 12 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:33:59,336 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 1260 transitions. [2024-11-24 00:33:59,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-24 00:33:59,338 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:33:59,338 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:33:59,338 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 00:33:59,338 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:33:59,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:33:59,338 INFO L85 PathProgramCache]: Analyzing trace with hash 331061871, now seen corresponding path program 1 times [2024-11-24 00:33:59,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:33:59,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204897831] [2024-11-24 00:33:59,339 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:33:59,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:33:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:34:00,206 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-24 00:34:00,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:34:00,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204897831] [2024-11-24 00:34:00,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204897831] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:34:00,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:34:00,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 00:34:00,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722269881] [2024-11-24 00:34:00,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:34:00,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 00:34:00,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:34:00,208 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 00:34:00,208 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 00:34:00,208 INFO L87 Difference]: Start difference. First operand 933 states and 1260 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:34:01,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:34:01,846 INFO L93 Difference]: Finished difference Result 2175 states and 2943 transitions. [2024-11-24 00:34:01,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 00:34:01,847 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 190 [2024-11-24 00:34:01,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:34:01,856 INFO L225 Difference]: With dead ends: 2175 [2024-11-24 00:34:01,856 INFO L226 Difference]: Without dead ends: 1287 [2024-11-24 00:34:01,859 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-24 00:34:01,859 INFO L435 NwaCegarLoop]: 263 mSDtfsCounter, 360 mSDsluCounter, 1087 mSDsCounter, 0 mSdLazyCounter, 549 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 360 SdHoareTripleChecker+Valid, 1350 SdHoareTripleChecker+Invalid, 666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:34:01,860 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [360 Valid, 1350 Invalid, 666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 549 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-24 00:34:01,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1287 states. [2024-11-24 00:34:02,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1287 to 945. [2024-11-24 00:34:02,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 945 states, 752 states have (on average 1.2898936170212767) internal successors, (970), 760 states have internal predecessors, (970), 151 states have call successors, (151), 41 states have call predecessors, (151), 41 states have return successors, (151), 143 states have call predecessors, (151), 151 states have call successors, (151) [2024-11-24 00:34:02,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 945 states and 1272 transitions. [2024-11-24 00:34:02,045 INFO L78 Accepts]: Start accepts. Automaton has 945 states and 1272 transitions. Word has length 190 [2024-11-24 00:34:02,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:34:02,045 INFO L471 AbstractCegarLoop]: Abstraction has 945 states and 1272 transitions. [2024-11-24 00:34:02,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 8 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:34:02,046 INFO L276 IsEmpty]: Start isEmpty. Operand 945 states and 1272 transitions. [2024-11-24 00:34:02,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-24 00:34:02,049 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:34:02,049 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:34:02,049 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 00:34:02,050 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:34:02,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:34:02,051 INFO L85 PathProgramCache]: Analyzing trace with hash -144355016, now seen corresponding path program 1 times [2024-11-24 00:34:02,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:34:02,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998258349] [2024-11-24 00:34:02,051 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:34:02,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:34:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:34:02,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-11-24 00:34:02,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:34:02,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998258349] [2024-11-24 00:34:02,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998258349] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:34:02,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:34:02,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 00:34:02,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472045801] [2024-11-24 00:34:02,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:34:02,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 00:34:02,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:34:02,598 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 00:34:02,599 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:34:02,599 INFO L87 Difference]: Start difference. First operand 945 states and 1272 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:34:03,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:34:03,282 INFO L93 Difference]: Finished difference Result 2241 states and 2969 transitions. [2024-11-24 00:34:03,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 00:34:03,283 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 190 [2024-11-24 00:34:03,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:34:03,291 INFO L225 Difference]: With dead ends: 2241 [2024-11-24 00:34:03,291 INFO L226 Difference]: Without dead ends: 1341 [2024-11-24 00:34:03,294 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-24 00:34:03,294 INFO L435 NwaCegarLoop]: 180 mSDtfsCounter, 76 mSDsluCounter, 754 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 934 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:34:03,295 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 934 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:34:03,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1341 states. [2024-11-24 00:34:03,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1341 to 975. [2024-11-24 00:34:03,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 975 states, 782 states have (on average 1.2915601023017902) internal successors, (1010), 790 states have internal predecessors, (1010), 151 states have call successors, (151), 41 states have call predecessors, (151), 41 states have return successors, (151), 143 states have call predecessors, (151), 151 states have call successors, (151) [2024-11-24 00:34:03,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 975 states and 1312 transitions. [2024-11-24 00:34:03,475 INFO L78 Accepts]: Start accepts. Automaton has 975 states and 1312 transitions. Word has length 190 [2024-11-24 00:34:03,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:34:03,476 INFO L471 AbstractCegarLoop]: Abstraction has 975 states and 1312 transitions. [2024-11-24 00:34:03,476 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-24 00:34:03,477 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1312 transitions. [2024-11-24 00:34:03,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-24 00:34:03,479 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:34:03,479 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:34:03,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-24 00:34:03,479 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:34:03,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:34:03,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1264651464, now seen corresponding path program 1 times [2024-11-24 00:34:03,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:34:03,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560553936] [2024-11-24 00:34:03,480 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:34:03,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:34:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 00:34:03,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [364112858] [2024-11-24 00:34:03,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:34:03,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:34:03,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:34:03,562 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:34:03,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-24 00:34:03,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:34:03,818 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 00:34:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:34:04,077 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 00:34:04,078 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 00:34:04,080 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 00:34:04,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-24 00:34:04,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-24 00:34:04,286 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:34:04,484 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:34:04,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:34:04 BoogieIcfgContainer [2024-11-24 00:34:04,488 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:34:04,488 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:34:04,488 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:34:04,489 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:34:04,490 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:32:15" (3/4) ... [2024-11-24 00:34:04,492 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 00:34:04,493 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:34:04,496 INFO L158 Benchmark]: Toolchain (without parser) took 110727.59ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 103.5MB in the beginning and 215.5MB in the end (delta: -111.9MB). Peak memory consumption was 267.8MB. Max. memory is 16.1GB. [2024-11-24 00:34:04,497 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:34:04,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 469.77ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 88.6MB in the end (delta: 14.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:34:04,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.19ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 85.2MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:34:04,498 INFO L158 Benchmark]: Boogie Preprocessor took 69.00ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 81.9MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:34:04,498 INFO L158 Benchmark]: RCFGBuilder took 918.49ms. Allocated memory is still 142.6MB. Free memory was 81.9MB in the beginning and 54.2MB in the end (delta: 27.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-24 00:34:04,499 INFO L158 Benchmark]: TraceAbstraction took 109156.36ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 53.7MB in the beginning and 215.6MB in the end (delta: -161.8MB). Peak memory consumption was 217.5MB. Max. memory is 16.1GB. [2024-11-24 00:34:04,499 INFO L158 Benchmark]: Witness Printer took 4.90ms. Allocated memory is still 520.1MB. Free memory was 215.6MB in the beginning and 215.5MB in the end (delta: 108.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:34:04,501 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 469.77ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 88.6MB in the end (delta: 14.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.19ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 85.2MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 69.00ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 81.9MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 918.49ms. Allocated memory is still 142.6MB. Free memory was 81.9MB in the beginning and 54.2MB in the end (delta: 27.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 109156.36ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 53.7MB in the beginning and 215.6MB in the end (delta: -161.8MB). Peak memory consumption was 217.5MB. Max. memory is 16.1GB. * Witness Printer took 4.90ms. Allocated memory is still 520.1MB. Free memory was 215.6MB in the beginning and 215.5MB in the end (delta: 108.3kB). 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 shiftLeft at line 170, overapproximation of shiftLeft at line 82, overapproximation of someUnaryDOUBLEoperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 156, overapproximation of someBinaryDOUBLEComparisonOperation at line 136, overapproximation of someBinaryDOUBLEComparisonOperation at line 134, overapproximation of someBinaryDOUBLEComparisonOperation at line 60, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 170. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.5; [L23] signed short int var_1_3 = 1; [L24] signed long int var_1_5 = -64; [L25] signed char var_1_6 = 10; [L26] signed char var_1_7 = 5; [L27] double var_1_8 = 16.25; [L28] double var_1_9 = 1.8; [L29] unsigned char var_1_10 = 32; [L30] unsigned char var_1_11 = 64; [L31] unsigned short int var_1_12 = 16; [L32] unsigned long int var_1_13 = 128; [L33] unsigned char var_1_15 = 1; [L34] unsigned short int var_1_16 = 256; [L35] signed char var_1_18 = -2; [L36] unsigned long int var_1_19 = 50; [L37] unsigned char var_1_20 = 0; [L38] unsigned char var_1_21 = 0; [L39] unsigned long int var_1_22 = 0; [L40] unsigned char var_1_23 = 64; [L41] unsigned char var_1_24 = 2; [L42] double var_1_25 = 127.75; [L43] double var_1_26 = 9999999999999.2; [L44] double var_1_27 = 9.1; [L45] signed long int var_1_28 = -64; [L46] unsigned char var_1_29 = 8; [L47] unsigned char var_1_30 = 10; [L48] unsigned char var_1_31 = 0; [L49] unsigned char last_1_var_1_10 = 32; [L50] unsigned short int last_1_var_1_12 = 16; [L51] unsigned long int last_1_var_1_13 = 128; VAL [isInitial=0, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L174] isInitial = 1 [L175] FCALL initially() [L177] CALL updateLastVariables() [L165] last_1_var_1_10 = var_1_10 [L166] last_1_var_1_12 = var_1_12 [L167] last_1_var_1_13 = var_1_13 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L177] RET updateLastVariables() [L178] CALL updateVariables() [L120] var_1_3 = __VERIFIER_nondet_short() [L121] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L121] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L122] CALL assume_abort_if_not(var_1_3 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L122] RET assume_abort_if_not(var_1_3 <= 8) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L123] var_1_5 = __VERIFIER_nondet_long() [L124] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L124] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L125] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L125] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L126] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L126] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L127] var_1_6 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_6 >= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L128] RET assume_abort_if_not(var_1_6 >= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L129] CALL assume_abort_if_not(var_1_6 <= 12) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L129] RET assume_abort_if_not(var_1_6 <= 12) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [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_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L131] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L132] CALL assume_abort_if_not(var_1_7 <= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L132] RET assume_abort_if_not(var_1_7 <= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L133] var_1_8 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_9=9/5] [L134] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0, var_1_9=9/5] [L135] var_1_9 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L136] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L137] var_1_11 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L138] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L139] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L139] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L140] var_1_15 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L141] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L142] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L142] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L143] var_1_20 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L144] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L145] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L145] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L146] var_1_21 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L147] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L148] CALL assume_abort_if_not(var_1_21 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L148] RET assume_abort_if_not(var_1_21 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L149] var_1_22 = __VERIFIER_nondet_ulong() [L150] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L150] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L151] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L151] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=2, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L152] var_1_24 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L153] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L154] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L154] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_27=91/10, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L155] var_1_27 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L156] RET assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=10, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L157] var_1_30 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L158] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L159] CALL assume_abort_if_not(var_1_30 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L159] RET assume_abort_if_not(var_1_30 <= 127) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L160] var_1_31 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L161] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L162] CALL assume_abort_if_not(var_1_31 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L162] RET assume_abort_if_not(var_1_31 <= 127) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L178] RET updateVariables() [L179] CALL step() [L55] COND FALSE !(var_1_20 || var_1_21) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=64, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L58] var_1_23 = var_1_24 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=511/4, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L59] COND TRUE var_1_23 > var_1_19 [L60] var_1_25 = ((((999999.5) < 0 ) ? -(999999.5) : (999999.5))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L62] COND FALSE !(var_1_22 < ((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24)))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-64, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L67] var_1_28 = -256 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=8, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L68] COND TRUE var_1_28 != -32 [L69] var_1_29 = (var_1_30 + var_1_31) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L73] COND TRUE ((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10 [L74] var_1_12 = var_1_6 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L76] signed long int stepLocal_2 = last_1_var_1_12 + var_1_7; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_2=16, var_1_10=32, var_1_11=254, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L77] COND TRUE var_1_6 <= stepLocal_2 [L78] var_1_10 = var_1_11 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L82] EXPR 1 << var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L82] COND FALSE !((1 << var_1_10) != (-500 / -100)) [L89] var_1_13 = var_1_6 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L91] var_1_18 = var_1_3 [L92] signed long int stepLocal_4 = (((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64))); [L93] unsigned char stepLocal_3 = var_1_10; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=256, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L94] COND FALSE !((- var_1_9) <= var_1_8) [L107] var_1_16 = var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L109] signed long int stepLocal_1 = (var_1_10 & 0) * var_1_5; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L110] EXPR var_1_16 >> var_1_3 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L110] signed long int stepLocal_0 = var_1_16 >> var_1_3; [L111] COND FALSE !(stepLocal_0 == (var_1_10 / var_1_5)) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L179] RET step() [L180] CALL, EXPR property() [L170] EXPR var_1_16 >> var_1_3 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L170] EXPR ((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L170] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L170] EXPR 1 << var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L170] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L170-L171] return (((((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6)))) && (((- var_1_9) <= var_1_8) ? (var_1_15 ? ((((((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64)))) < var_1_12) ? ((var_1_13 == var_1_10) ? (var_1_16 == ((unsigned short int) var_1_11)) : 1) : (var_1_16 == ((unsigned short int) 256))) : (var_1_16 == ((unsigned short int) var_1_3))) : (var_1_16 == ((unsigned short int) var_1_10)))) && (var_1_18 == ((signed char) var_1_3)) ; [L180] RET, EXPR property() [L180] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=51, var_1_23=51, var_1_24=51, var_1_25=2, var_1_26=49999999999996/5, var_1_28=-256, var_1_29=0, var_1_30=0, var_1_31=0, var_1_3=0, var_1_5=256, var_1_6=6, var_1_7=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 109 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 108.9s, OverallIterations: 15, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 47.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 5190 SdHoareTripleChecker+Valid, 25.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5178 mSDsluCounter, 12485 SdHoareTripleChecker+Invalid, 23.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9964 mSDsCounter, 611 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6252 IncrementalHoareTripleChecker+Invalid, 6864 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 611 mSolverCounterUnsat, 2521 mSDtfsCounter, 6252 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3028 GetRequests, 2766 SyntacticMatches, 2 SemanticMatches, 260 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2208 ImplicationChecksByTransitivity, 46.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=975occurred in iteration=14, InterpolantAutomatonStates: 159, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 14 MinimizatonAttempts, 2068 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 54.9s InterpolantComputationTime, 4508 NumberOfCodeBlocks, 4508 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 5222 ConstructedInterpolants, 30 QuantifiedInterpolants, 20270 SizeOfPredicates, 62 NumberOfNonLiveVariables, 3469 ConjunctsInSsa, 101 ConjunctsInUnsatCore, 28 InterpolantComputations, 11 PerfectInterpolantSequences, 41163/42336 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 00:34:04,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC --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 e27a7e8208feb4e2a429aaf18357ed884e258fb84f6f2f7be613f0f94968064e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:34:07,419 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:34:07,546 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 00:34:07,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:34:07,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:34:07,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:34:07,600 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:34:07,600 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:34:07,600 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:34:07,601 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:34:07,601 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:34:07,601 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:34:07,602 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:34:07,602 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:34:07,602 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:34:07,604 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:34:07,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:34:07,604 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:34:07,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:34:07,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:34:07,604 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:34:07,604 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:34:07,604 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:34:07,605 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 00:34:07,605 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 00:34:07,605 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 00:34:07,605 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:34:07,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:34:07,605 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:34:07,605 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:34:07,605 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:34:07,605 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:34:07,605 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:34:07,605 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:34:07,605 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:34:07,605 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:34:07,606 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:34:07,606 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:34:07,607 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:34:07,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:34:07,607 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:34:07,607 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:34:07,608 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:34:07,608 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:34:07,609 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 00:34:07,609 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 00:34:07,609 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:34:07,609 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:34:07,609 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:34:07,609 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:34:07,609 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_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC 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 -> e27a7e8208feb4e2a429aaf18357ed884e258fb84f6f2f7be613f0f94968064e [2024-11-24 00:34:07,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:34:07,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:34:07,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:34:07,971 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:34:07,972 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:34:07,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2024-11-24 00:34:11,111 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/data/502da1790/5f04751b92664a8aba6dac589433f114/FLAGd816faa6a [2024-11-24 00:34:11,414 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:34:11,415 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2024-11-24 00:34:11,429 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/data/502da1790/5f04751b92664a8aba6dac589433f114/FLAGd816faa6a [2024-11-24 00:34:11,465 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/data/502da1790/5f04751b92664a8aba6dac589433f114 [2024-11-24 00:34:11,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:34:11,477 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:34:11,479 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:34:11,484 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:34:11,493 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:34:11,498 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:34:11" (1/1) ... [2024-11-24 00:34:11,499 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f584973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:11, skipping insertion in model container [2024-11-24 00:34:11,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:34:11" (1/1) ... [2024-11-24 00:34:11,550 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:34:11,773 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_c6b9f078-7806-43f6-ae38-03b04d217519/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i[914,927] [2024-11-24 00:34:11,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:34:11,913 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:34:11,929 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_c6b9f078-7806-43f6-ae38-03b04d217519/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-9.i[914,927] [2024-11-24 00:34:12,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:34:12,034 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:34:12,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12 WrapperNode [2024-11-24 00:34:12,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:34:12,037 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:34:12,037 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:34:12,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:34:12,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (1/1) ... [2024-11-24 00:34:12,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (1/1) ... [2024-11-24 00:34:12,096 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 179 [2024-11-24 00:34:12,097 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:34:12,097 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:34:12,097 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:34:12,097 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:34:12,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (1/1) ... [2024-11-24 00:34:12,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (1/1) ... [2024-11-24 00:34:12,111 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (1/1) ... [2024-11-24 00:34:12,131 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]. [2024-11-24 00:34:12,132 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (1/1) ... [2024-11-24 00:34:12,132 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (1/1) ... [2024-11-24 00:34:12,142 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (1/1) ... [2024-11-24 00:34:12,143 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (1/1) ... [2024-11-24 00:34:12,147 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (1/1) ... [2024-11-24 00:34:12,149 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (1/1) ... [2024-11-24 00:34:12,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (1/1) ... [2024-11-24 00:34:12,154 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:34:12,155 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:34:12,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:34:12,155 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:34:12,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (1/1) ... [2024-11-24 00:34:12,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:34:12,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:34:12,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:34:12,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:34:12,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:34:12,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 00:34:12,241 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:34:12,241 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:34:12,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:34:12,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:34:12,372 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:34:12,375 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:34:13,022 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-24 00:34:13,023 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:34:13,042 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:34:13,043 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:34:13,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:34:13 BoogieIcfgContainer [2024-11-24 00:34:13,043 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:34:13,046 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:34:13,046 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:34:13,057 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:34:13,058 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:34:11" (1/3) ... [2024-11-24 00:34:13,059 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@660e2588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:34:13, skipping insertion in model container [2024-11-24 00:34:13,059 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:34:12" (2/3) ... [2024-11-24 00:34:13,060 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@660e2588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:34:13, skipping insertion in model container [2024-11-24 00:34:13,060 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:34:13" (3/3) ... [2024-11-24 00:34:13,062 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-9.i [2024-11-24 00:34:13,081 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:34:13,084 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-9.i that has 2 procedures, 82 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:34:13,171 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:34:13,183 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;@6ff8b93d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:34:13,183 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:34:13,188 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 51 states have (on average 1.392156862745098) internal successors, (71), 52 states have internal predecessors, (71), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-24 00:34:13,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-24 00:34:13,205 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:34:13,206 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:34:13,206 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:34:13,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:34:13,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1692540324, now seen corresponding path program 1 times [2024-11-24 00:34:13,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:34:13,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [940974432] [2024-11-24 00:34:13,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:34:13,224 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:34:13,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:34:13,226 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:34:13,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-24 00:34:13,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:34:13,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:34:13,658 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:34:13,730 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 614 proven. 0 refuted. 0 times theorem prover too weak. 898 trivial. 0 not checked. [2024-11-24 00:34:13,731 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:34:13,734 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:34:13,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [940974432] [2024-11-24 00:34:13,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [940974432] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:34:13,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:34:13,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:34:13,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726227809] [2024-11-24 00:34:13,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:34:13,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:34:13,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:34:13,763 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:34:13,763 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:34:13,765 INFO L87 Difference]: Start difference. First operand has 82 states, 51 states have (on average 1.392156862745098) internal successors, (71), 52 states have internal predecessors, (71), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-24 00:34:13,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:34:13,793 INFO L93 Difference]: Finished difference Result 157 states and 276 transitions. [2024-11-24 00:34:13,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:34:13,795 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 178 [2024-11-24 00:34:13,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:34:13,802 INFO L225 Difference]: With dead ends: 157 [2024-11-24 00:34:13,803 INFO L226 Difference]: Without dead ends: 78 [2024-11-24 00:34:13,806 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:34:13,809 INFO L435 NwaCegarLoop]: 119 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, 119 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:34:13,810 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:34:13,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-11-24 00:34:13,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-11-24 00:34:13,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 48 states have (on average 1.3125) internal successors, (63), 48 states have internal predecessors, (63), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-11-24 00:34:13,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 119 transitions. [2024-11-24 00:34:13,855 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 119 transitions. Word has length 178 [2024-11-24 00:34:13,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:34:13,856 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 119 transitions. [2024-11-24 00:34:13,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-24 00:34:13,856 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2024-11-24 00:34:13,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-24 00:34:13,860 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:34:13,861 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:34:13,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/mathsat -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 [2024-11-24 00:34:14,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:34:14,062 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:34:14,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:34:14,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1469662952, now seen corresponding path program 1 times [2024-11-24 00:34:14,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:34:14,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1276364148] [2024-11-24 00:34:14,064 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:34:14,064 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:34:14,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:34:14,068 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:34:14,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-24 00:34:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:34:14,428 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-24 00:34:14,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:34:17,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 501 proven. 126 refuted. 0 times theorem prover too weak. 885 trivial. 0 not checked. [2024-11-24 00:34:17,437 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:34:19,057 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:34:19,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1276364148] [2024-11-24 00:34:19,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1276364148] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:34:19,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [472743040] [2024-11-24 00:34:19,058 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:34:19,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:34:19,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:34:19,062 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:34:19,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-24 00:34:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:34:20,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-24 00:34:20,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:34:21,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 477 proven. 66 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2024-11-24 00:34:21,942 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:34:23,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [472743040] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:34:23,284 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:34:23,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 9 [2024-11-24 00:34:23,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565887411] [2024-11-24 00:34:23,285 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:34:23,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 00:34:23,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:34:23,289 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 00:34:23,289 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-11-24 00:34:23,289 INFO L87 Difference]: Start difference. First operand 78 states and 119 transitions. Second operand has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-24 00:34:24,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:34:24,622 INFO L93 Difference]: Finished difference Result 239 states and 360 transitions. [2024-11-24 00:34:24,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-24 00:34:24,630 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 179 [2024-11-24 00:34:24,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:34:24,633 INFO L225 Difference]: With dead ends: 239 [2024-11-24 00:34:24,633 INFO L226 Difference]: Without dead ends: 164 [2024-11-24 00:34:24,635 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 652 GetRequests, 628 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=232, Invalid=418, Unknown=0, NotChecked=0, Total=650 [2024-11-24 00:34:24,636 INFO L435 NwaCegarLoop]: 81 mSDtfsCounter, 76 mSDsluCounter, 469 mSDsCounter, 0 mSdLazyCounter, 288 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 550 SdHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:34:24,636 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 550 Invalid, 376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 288 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 00:34:24,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-24 00:34:24,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 143. [2024-11-24 00:34:24,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 82 states have (on average 1.2439024390243902) internal successors, (102), 82 states have internal predecessors, (102), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-11-24 00:34:24,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 214 transitions. [2024-11-24 00:34:24,703 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 214 transitions. Word has length 179 [2024-11-24 00:34:24,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:34:24,704 INFO L471 AbstractCegarLoop]: Abstraction has 143 states and 214 transitions. [2024-11-24 00:34:24,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-24 00:34:24,705 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 214 transitions. [2024-11-24 00:34:24,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-24 00:34:24,709 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:34:24,711 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:34:24,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-24 00:34:24,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-24 00:34:25,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:34:25,112 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:34:25,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:34:25,113 INFO L85 PathProgramCache]: Analyzing trace with hash 2056468966, now seen corresponding path program 1 times [2024-11-24 00:34:25,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:34:25,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1741055439] [2024-11-24 00:34:25,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:34:25,114 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-24 00:34:25,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:34:25,116 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-24 00:34:25,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6b9f078-7806-43f6-ae38-03b04d217519/bin/uautomizer-verify-LYvppIcaGC/mathsat -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 [2024-11-24 00:34:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:34:25,331 INFO L256 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-24 00:34:25,341 INFO L279 TraceCheckSpWp]: Computing forward predicates...